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Hormone · Profile

Norepinephrine

Noradrenaline · Levophed

Adrenal HormonesApproved
MW
169.18g/mol
Formula
C8H11NO3

Norepinephrine, also known as noradrenaline, is a catecholamine hormone and neurotransmitter produced primarily in the adrenal medulla and by neurons in the central nervous system, particularly in the locus coeruleus. Researchers primarily study norepinephrine for its critical role in modulating arousal, attention, and stress responses, as well as its involvement in various neurological and psychiatric disorders. Key findings from recent studies highlight the importance of the norepinephrine transporter (NET) in regulating synaptic norepinephrine levels and its potential as a pharmacological target for antidepressants and other therapeutic agents. Additionally, studies suggest that impairments in noradrenergic signaling are linked to cognitive decline and neurodegenerative diseases, prompting investigations into strategies to enhance noradrenergic function. Current research continues to explore the molecular mechanisms of norepinephrine transport and its broader implications in health and disease, underscoring its clinical relevance.

Overview

Übersicht

Norepinephrine, also known as noradrenaline, is an endogenous catecholamine produced primarily in the adrenal medulla and the locus coeruleus of the brain. It belongs to the class of adrenal hormones and functions as both a hormone and a neurotransmitter. Norepinephrine is synthesized from dopamine and plays a critical role in the body's fight-or-flight response. Researchers have investigated its involvement in various physiological processes and its potential therapeutic applications. Norepinephrine is primarily involved in the regulation of mood, attention, and stress responses. It is a key neurotransmitter in the sympathetic nervous system, influencing cardiovascular function by increasing heart rate and blood pressure. Research has also focused on its role in neurodegenerative diseases, appetite suppression, and neuromodulation. The mechanism of action of norepinephrine involves binding to adrenergic receptors, including alpha and beta subtypes, which trigger a cascade of intracellular events leading to physiological responses such as vasoconstriction and increased cardiac output. These receptors are widely distributed throughout the body, mediating various effects depending on the tissue type. Pharmacokinetically, norepinephrine has a short half-life, as it is rapidly metabolized by monoamine oxidase (MAO) and catechol-O-methyltransferase (COMT). Its bioavailability is limited when administered orally due to extensive first-pass metabolism. Clinically, norepinephrine is used as a vasopressor in acute settings to manage hypotension, particularly in septic shock. It is approved for use in many countries, with regulatory oversight ensuring its application in critical care settings.

Chemical profile

Chemische Struktur

Chemical structure of Norepinephrine
FormelC8H11NO3
Molekulargewicht169.18g/mol
CAS-Nummer51-41-2
PubChem CID439260
Mechanism

Wirkmechanismus

Norepinephrine acts on adrenergic receptors, primarily alpha-1, alpha-2, beta-1, and beta-2 receptors. Activation of these receptors initiates a cascade of intracellular signaling pathways, resulting in increased intracellular calcium levels, vasoconstriction, and enhanced cardiac contractility.

Mechanism

Signalweg

Norepinephrine primarily acts through adrenergic receptors (α and β subtypes) that activate various signaling pathways, including the cAMP/PKA pathway and phospholipase C pathway, leading to physiological effects such as increased heart rate, vasoconstriction, and modulation of neurotransmitter release. It plays a crucial role in the regulation of mood, attention, and arousal, influencing biological processes like the stress response and cognitive function. The precise molecular mechanisms of norepinephrine transport and receptor interactions remain incompletely understood, particularly regarding the nuances of non-competitive inhibition and the structural dynamics of the norepinephrine transporter (NET).

Half-Life & Pharmacokinetics

ENEndogenous

Circulating half-life ~2-3 minutes

IVIntravenous

~1-2 minutes

POOral

Poor bioavailability due to first-pass metabolism

Norepinephrine is rapidly metabolized by MAO and COMT, limiting its duration of action.

Storage

Temperature

Store at room temperature (15-30C)

Light

Protect from light

Form

Aqueous solution: use within 24 hours after dilution

Notes

Ensure solutions are clear and colorless before use.

Solubility

Löslichkeit

Norepinephrine is soluble in water and slightly soluble in ethanol.

Legal Status

🇩🇪DE

Prescription-only medicine (verschreibungspflichtig); not a controlled substance under BtMG.

🇺🇸US

FDA approved for use as a vasopressor; prescription required.

🇦🇺AU

Schedule 4 (S4) prescription-only medicine.

🇬🇧UK

Prescription-only medicine (POM) under MHRA regulations.

Legal status information is provided for general reference only and may not reflect the most current regulatory changes. Always verify with official government sources before making any decisions.

Open Questions

Offene Forschungsfragen

Current evidence is limited regarding the precise molecular mechanisms of norepinephrine transport and the structural dynamics of the norepinephrine transporter (NET) in various functional states, particularly in relation to its interaction with different inhibitors and substrates. Further research is needed to elucidate the long-term effects of norepinephrine modulation on neurodegenerative processes and cognitive decline, particularly through well-designed longitudinal studies in aging populations. Additionally, the therapeutic potential of novel appetite suppressants that target norepinephrine pathways requires larger randomized controlled trials to assess their efficacy and safety profiles in diverse patient populations.

87 Research Publications

3,249

Total Citations

23

Human/RCT

3.2

Avg. Influence

2024

Latest

Sort
Filter
#01

THE UPTAKE OF NORADRENALINE BY THE ISOLATED PERFUSED RAT HEART.

In VitroInfluence4.0
280
The study demonstrated that noradrenaline uptake in the isolated perfused rat heart follows Michaelis-Menten kinetics, with evidence of two distinct intracellular pools.
#02

Neuromodulatory Correlates of Pupil Dilation.

Larsen Rylan S & Waters Jack · Frontiers in neural circuits · 2018

ReviewInfluence8.0
251
Researchers observed that changes in pupil diameter correlate with noradrenaline and acetylcholine activity, reflecting alterations in brain state and behavior.

Key findings

  1. 01Pupil size can indicate brain activity levels.
  2. 02Neuromodulators like noradrenaline and acetylcholine affect pupil diameter.
  3. 03Pupil dilation is associated with changes in behavior.
#03

Amygdala norepinephrine levels after training predict inhibitory avoidance retention performance in rats.

AnimalInfluence6.0
237
The study demonstrated that increased norepinephrine levels in the amygdala after training predict better long-term memory retention in rats.
#04

Effect of cocaine and related drugs on the uptake of noradrenaline by heart and spleen.

AnimalInfluence2.0
217
The study demonstrated that cocaine inhibits the uptake of norepinephrine in the heart, increasing its availability for adrenergic receptor interaction.
#05

Noradrenergic modulation of cognition: therapeutic implications.

ReviewInfluence6.0
190
The study demonstrated that noradrenaline significantly modulates various cognitive functions, suggesting therapeutic implications for disorders like depression and ADHD.
#06

Alterations in central fatigue by pharmacological manipulations of neurotransmitters in normal and high ambient temperature.

ReviewInfluence9.0
153
Researchers observed that pharmacological manipulations of norepinephrine and dopamine can alter central fatigue during exercise, particularly in high ambient temperatures.
#07

Noradrenaline release and the pathophysiology of primary human hypertension.

HumanInfluence1.0
145
Researchers observed that norepinephrine spillover is significantly elevated in hypertensive human patients under 40 years of age, particularly from the kidneys and heart, indicating selective sympathetic activation in early hypertension.
#08

Responses of the isolated sympathetic nerveductus deferens preparation of the guinea-pig.

Animal
110
The study demonstrated that noradrenaline significantly enhances the contraction response of the isolated guinea-pig ductus deferens to nerve stimulation after prior exposure, indicating a potentiation effect on sympathetic nerve activity.
#09

Noradrenaline Modulates Visual Perception and Late Visually Evoked Activity.

HumanInfluence6.0
108
The study demonstrated that noradrenaline levels causally affect visual perception and neural responses, linking neuromodulation to perceptual awareness.
#10

Ancient coexistence of norepinephrine, tyramine, and octopamine signaling in bilaterians.

In VitroInfluence2.0
92
Researchers observed that norepinephrine, octopamine, and tyramine signaling systems coexist in certain marine invertebrates, indicating a complex evolutionary history of adrenergic signaling.

Clinical Trials (129)

Preclinical
Phase I
Phase II
Phase III
Approved

129

Total Trials

65,620

Total Enrolled

Decision Support for Intraoperative Low Blood Pressure

NCT02726620COMPLETED
Sponsor

Vanderbilt University Medical Center

Enrollment

22,435

Started

2017

Primary outcome

Postoperative Acute Kidney Injury

Hypotension

Optimization of Diagnosis and Treatment of Depression Based on Multidimensional Clinical Assessment Classification

Sponsor

Shanghai Mental Health Center

Enrollment

960

Started

2020

Primary outcome

remission of acute phase

Major Depressive Disorder

Norepinephrine and Phenylephrine for Spinal Anesthesia-induced Hypotension.

NCT06508359COMPLETED
Sponsor

General Hospital of Ningxia Medical University

Enrollment

700

Started

2025

Primary outcome

pH

Outcome

Early Norepinephrine Administration and Rapid Dose Adjustment

NCT07343206RECRUITING
Sponsor

Siriraj Hospital

Enrollment

600

Started

2026

Primary outcome

28-day survival

SepsisSeptic Shock

Dobutamine for Management of Surgical Patients With Septic Shock

NCT06462313COMPLETED
Sponsor

First Affiliated Hospital of Zhejiang University

Enrollment

584

Started

2024

Primary outcome

Incidence of acute kidney injury after surgery

Patients With Septic ShockSurgical PatientsGeneral Anesthesia

Dopamine vs. Norepinephrine for Hypotension in Very Preterm Infants With Late-onset Sepsis

NCT05347238RECRUITING
Sponsor

Mount Sinai Hospital, Canada

Enrollment

550

Started

2023

Primary outcome

All cause in-hospital mortality

Late-Onset Neonatal SepsisExtreme PrematurityNeonatal Hypotension

Continuous Versus Bolus Norepinephrine Administration to Treat Postinduction Hypotension

NCT07538388RECRUITING
Sponsor

Universitätsklinikum Hamburg-Eppendorf

Enrollment

446

Started

2026

Primary outcome

Area under a mean arterial pressure (MAP) of 65 mmHg (mmHg x min)

Postinduction Hypotension

Myocardial Deformation Before and After Birth

Sponsor

Haukeland University Hospital

Enrollment

300

Started

2017

Primary outcome

Changes in myocardial function

Myocardial DysfunctionNewborn MorbidityMaternal Obesity

Blood Pressure During ESD is Related With the Postoperative Bleeding

Sponsor

Shanghai Zhongshan Hospital

Enrollment

296

Started

2017

Primary outcome

PostESD bleeding

Gastrointestinal DiseaseGastrointestinal Bleeding

Continuous Versus Bolus Administration of Norepinephrine to Treat Hypotension During Anesthetic Induction

NCT05940649COMPLETED
Sponsor

Kristen Thomsen

Enrollment

262

Started

2023

Primary outcome

Hypotension during anesthetic induction

Intraoperative Hypotension

Reperfusion Syndrome and Vasoplegic Syndrome in Liver Transplant Surgery

NCT05658120COMPLETED
Sponsor

Hospital Universitari Vall d'Hebron Research Institute

Enrollment

246

Started

2022

Primary outcome

incidence of PRS and VS

Postperfusion Syndrome

Combination Deplin® and Antidepressant Therapy for a Major Depressive Episode (MDE)- a Retrospective Analysis

NCT01001559COMPLETED
Sponsor

Pamlab, Inc.

Enrollment

242

Started

2009

Primary outcome

Improvement as Measured by Change in Clinical Global Impression of Severity (CGI-S) Rating From Baseline

Major Depressive Disorder

Manipulation of Arterial Pressure in Acute Ischemic Stroke

Sponsor

Hospital de Clinicas de Porto Alegre

Enrollment

240

Started

2008

Primary outcome

Ranking score and mortality

Stroke, Acute

Different Intraoperative Blood Pressure Management on Postoperative Cognitive Function in Tumor Patients(PRECISION)

NCT06711432RECRUITING
Sponsor

Zhejiang Cancer Hospital

Enrollment

214

Started

2024

Primary outcome

Postoperative delirium and cognitive function in patients with high-risk stroke.

TumorStroke

Epinephrine Vs Norepinephrine Infusion During Caesarean Delivery

Sponsor

Cairo University

Enrollment

212

Started

2024

Primary outcome

incidence of post-spinal hemodynamic instability

HypotensionSpinal BlockCesarean Section

EFFECT OF DIFFERENT NOREPINPHRINE APPLICATION METHODS IN CAESARIANES ON HYPOTENSION AFTER SPINAL ANESTHESIA

Sponsor

Inonu University

Enrollment

208

Started

2021

Primary outcome

systolic blood pressure

HYPOTENSION AFTER SPINAL ANESTHESIA,IN PREGNANCY

Effect of a FLUid Bolus or a Low Dose VAsopressor Infusion on Cardiovascular Collapse Among Critically Ill Adults Undergoing Tracheal Intubation.

NCT05318066ACTIVE_NOT_RECRUITING
Sponsor

Tata Memorial Centre

Enrollment

200

Started

2022

Primary outcome

Cardiovascular collapse (composite outcome)

Critically Ill Adults in the ICU, Requiring Endotracheal Intubation

Prophylactic Norepinephrine Infusion for Spinal Hypotension and Inferior Vena Cava Collapsibility Index

NCT03997500COMPLETED
Sponsor

General Hospital of Ningxia Medical University

Enrollment

195

Started

2019

Primary outcome

The incidence of hypotension

Adverse Effect

Prophylactic Norepinephrine Infusion Combined With Colloid Coloading for Postspinal Anesthesia Hypotension

NCT05133817COMPLETED
Sponsor

General Hospital of Ningxia Medical University

Enrollment

175

Started

2021

Primary outcome

The incidence of post-spinal anesthesia hypotension

Adverse Event

Vasoactive-inotropic Support and Levosimendan Use After Lung Transplantation

NCT05702333COMPLETED
Sponsor

Policlinico Hospital

Enrollment

150

Started

2017

Primary outcome

Need of postoperative vasoactive support after LUTX

Lung Transplant; Complications

The Effect of Vasopressor on Pressure Injury Development

NCT06163352COMPLETED
Sponsor

Koç University

Enrollment

148

Started

2023

Primary outcome

Development of pressure injury

Vasopressor Adverse ReactionPressure InjuryPressure Ulcer

Norepinephrine Prophylaxis for Postspinal Anesthesia Hypotension in Parturients With Preeclampsia

NCT04556357COMPLETED
Sponsor

General Hospital of Ningxia Medical University

Enrollment

138

Started

2020

Primary outcome

The incidence of bradycardia

Adverse Effect

COMPARISON BETWEEN EFFICACY OF NOREPINEPHRINE AND PHENYLEPHRINE BOLUSES for PREVENTION OF SPINAL ANAESTHESIA INDUCED HYPOTENSION IN OBSTETRICAL PATIENTS UNDERGOING EMERGENCY CESAREAN SECTION-A Double Blind Randomized Controlled Trial

NCT06836986RECRUITING
Sponsor

Dow University of Health Sciences

Enrollment

124

Started

2024

Primary outcome

Incidence of spinal anesthesia induced Hypotension

Spinal Anesthesia Induced Hypotension

A Comparison of Intermittent Intravenous Boluses of Phenylephrine and Norepinephrine to Prevent Spinal-induced Hypotension in Cesarean Deliveries

NCT02962986COMPLETED
Sponsor

Samuel Lunenfeld Research Institute, Mount Sinai Hospital

Enrollment

112

Started

2017

Primary outcome

Bradycardia: Heart rate less than 50 bpm

Hypotension

Norepinephrine Versus Ephedrine in Treatment of Hypotension During Spinal Anesthesia for Caesarean Section

NCT03163407COMPLETED
Sponsor

Mongi Slim Hospital

Enrollment

110

Started

2016

Primary outcome

number of injections

HypotensionVasopressorsCesarean Section ComplicationsAnesthesia Complication

ICU Norepinephrine Load

NCT05032261COMPLETED
Sponsor

Centre Hospitalier Universitaire de Nīmes

Enrollment

100

Started

2021

Primary outcome

Mortality

Circulatory Collapse and Shock

Vascular Dysfunction in Diabetes: Genes and Hormones

NCT01511042TERMINATED
Sponsor

Brigham and Women's Hospital

Enrollment

100

Started

1999

Primary outcome

Frequency of Intermediate Phenotypes in Subjects with Diabetes Mellitus versus Hypertension

Diabetes Mellitus

Prophylactic Perioperative Infusion of Ephedrine Versus Noradrenaline in Patients Undergoing Cesarean Delivery Under Spinal Anesthesia

NCT07067944COMPLETED
Sponsor

Tanta University

Enrollment

100

Started

2023

Primary outcome

Maternal systolic blood pressure

Perioperative InfusionEphedrineNoradrenalineCesarean DeliverySpinal Anesthesia

Early Co-Administration of Crystalloid Fluid and Norepinephrine for Preventing Acute Kidney Injury in Septic Shock

NCT07418541NOT_YET_RECRUITING
Sponsor

Universitas Sumatera Utara

Enrollment

100

Started

2026

Primary outcome

Occurrence of Acute Kidney Injury

Septic ShockAcute Kidney Injury

The Effect of Two Different Doses of Noradrenaline on Hypotension Caused by Spinal Anesthesia for Cesarean Section

NCT06102382RECRUITING
Sponsor

Assiut University

Enrollment

100

Started

2024

Primary outcome

The frequency of post-spinal hypotension

Cesarean SectionHypotensionNorepinephrine

Norepinephrine Prophylaxis for Postspinal Anesthesia Hypotension

NCT04272567COMPLETED
Sponsor

General Hospital of Ningxia Medical University

Enrollment

99

Started

2020

Primary outcome

The incidence of post-spinal anesthesia hypotension

Adverse Effect

MRI Study of Antidepressants in the Treatment of Refractory Functional Dyspepsia

Sponsor

Second Affiliated Hospital, Zhejiang University, School of Medicine

Enrollment

90

Started

2017

Primary outcome

Nepean Dyspepsia Index

Therapeutic Mechanism of Antidepressants for Refractory FD

Comparison of the Effects of Phenylephrine and Norepinephrine on Cardiac Function During Carotid Artery Surgery

Sponsor

London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's

Enrollment

86

Started

2006

Primary outcome

Myocardial ischemia measures by transesophageal echocardiography and ST segment analyses

Vasopressor AgentsEndarterectomy, CarotidEchocardiography, Transesophageal

Norepinephrine Infusion vs Bolus vs Ephedrine for Blood Pressure Stability During Cesarean Delivery in Women With Preeclampsia

NCT07842783COMPLETED
Sponsor

Benha University

Enrollment

84

Started

2025

Primary outcome

Incidence of Hypotension During the First 20 Minutes After Spinal Anesthesia

PreeclampsiaCesarean BirthHypotension During Surgery

Comparing Two Different Norepinephrine Infusion Rates for Prophylaxis Against Spinal-induced Hypotension in Elderly

NCT07077265COMPLETED
Sponsor

Kasr El Aini Hospital

Enrollment

84

Started

2025

Primary outcome

mean arterial pressure

Spinal AneshtesiaHypotension After Spinal AnesthesiaElderly (People Aged 65 or More)

Efficacy and Safety of Monotherapy With Noradrenaline and Terlipressin in Patients of Cirrhosis With Septic Shock Admitted to Intensive Care Unit

NCT01836224COMPLETED
Sponsor

Institute of Liver and Biliary Sciences, India

Enrollment

84

Started

2012

Primary outcome

The Hemodynamic improvement as defined as mean arterial pressure > 65 mmHg.

Cirrhosis With Septic Shock

Prophylactic Noradrenaline Infusion and Its Impact on Post-induction Hypotension

NCT07022730COMPLETED
Sponsor

Cairo University

Enrollment

80

Started

2025

Primary outcome

Incidence of post induction hypotension in both groups

Post Induction HypotensionSepsis

Comparison of the Efficacy of Continuous Metaraminol Infusion Versus Continuous Norepinephrine Infusion for the Prevention of Hypotension During Cesarean Section Under Spinal Anaesthesia. A Randomised Controlled Trial.

NCT07363109NOT_YET_RECRUITING
Sponsor

Aretaieion University Hospital

Enrollment

80

Started

2026

Primary outcome

incidence of hypotension

Hypotension After Spinal AnesthesiaHypotension During Cesarean Delivery

ED90 of Norepinephrine and Phenylephrine Boluses Under Intensive Treatment

Sponsor

General Hospital of Ningxia Medical University

Enrollment

80

Started

2025

Primary outcome

ED50 and ED90

Adverse Effect

Prophylactic Norepinephrine and Phenylephrine Boluses for Postspinal Anesthesia Hypotension

NCT05035888COMPLETED
Sponsor

General Hospital of Ningxia Medical University

Enrollment

80

Started

2022

Primary outcome

The dose that would be effective in preventing postspinal anesthesia hypotension in 50% (effective dose, ED 50) and 90% (ED90) of patients

Adverse Effect

ED90 of Norepinephrine and Phenylephrine Boluses Under Intensive Treatment in Preeclamptic Patients

Sponsor

General Hospital of Ningxia Medical University

Enrollment

80

Started

2025

Primary outcome

ED50 and ED90

Adverse Effect

Different Norepinephrine Doses on Accuracy of Peripheral Perfusion Index in Predicting Tissue Perfusion in Septic Shock Patients

NCT07330908COMPLETED
Sponsor

Tanta University

Enrollment

80

Started

2024

Primary outcome

Correlation between Peripheral Perfusion Index and ( Central venous oxygen saturation , and lactate clearance).

Septic ShockPeripheral Perfusion Index

The Potency of Prophylactic Norepinephrine and Phenylephrine Boluses for Postspinal Anesthesia Hypotension

Sponsor

General Hospital of Ningxia Medical University

Enrollment

80

Started

2023

Primary outcome

The dose that would be effective in preventing postspinal anesthesia hypotension in 50% (effective dose, ED 50) and 90% (ED90) of patients

Adverse Effect

Discontinuation Order of Vasopressors in Septic Shock

NCT01493102TERMINATED
Sponsor

Samsung Medical Center

Enrollment

78

Started

2011

Primary outcome

Incidence of hypotension

Septic Shock

A Prospective Study of The Complement Depletion in Patients With Severe Abdominal Sepsis

NCT01568853COMPLETED
Sponsor

Jinling Hospital, China

Enrollment

75

Started

2011

Primary outcome

All cause mortality

Severe SepsisPancreatitisAbdominal AbscessAppendicitisDigestive System Fistula

Prophylactic Norepinephrine and Phenylephrine Infusion for Hemodynamic Effects in Patients With Preeclampsia

Sponsor

General Hospital of Ningxia Medical University

Enrollment

72

Started

2024

Primary outcome

Cardiac output (CO)

Hemodynamic Instability

Effect of Preemptive Low Dose Norepinephrine Infusion on Intraoperative Hemodynamic Stability and Postoperative Outcomes in Patients Undergoing Brain Tumor Resection With a Craniotomy

Sponsor

Yonsei University

Enrollment

70

Started

2023

Primary outcome

the percentage (%) of the time when the target blood pressure falls outside of 90-110%, 80-120%, and 70-130% of the target blood pressure during the total anesthesia duration

Brain Tumor

Comparison of Norepinephrine and Ephedrine on Hypotension After Spinal Anesthesia in Parturients

NCT02542748COMPLETED
Sponsor

Air Force Military Medical University, China

Enrollment

66

Started

2015

Primary outcome

incidence of hypotension

HypotensionObstetrical Complication of AnesthesiaComplications; Cesarean Section

Phenylephrine Versus Norepinephrine in Ophthalmic Surgery

NCT01609491COMPLETED
Sponsor

University Medical Center Groningen

Enrollment

60

Started

2012

Primary outcome

the haemodynamical effects of norepinephrine and phenylephrine during ophthalmic surgery

Bloodpressure

Effects of Vasopressors on Cerebral Hemodynamics in Patients With Carotid Endarterectomy (MRI Part)

Sponsor

Beijing Tiantan Hospital

Enrollment

60

Started

2023

Primary outcome

Regional Cerebral Blood Flow

Carotid Endarterectomy

Intraoperative Norepinephrine Versus Fresh Frozen Plasma in Patients Undergoing HIPEC to Reduce Renal Insult

NCT04683614COMPLETED
Sponsor

National Cancer Institute, Egypt

Enrollment

60

Started

2020

Primary outcome

Renal insult

Anesthesia

ED90 of Norepinephrine and Phenylephrine Infusions in Preeclamptic Patients

NCT06158022COMPLETED
Sponsor

General Hospital of Ningxia Medical University

Enrollment

60

Started

2024

Primary outcome

ED50 and ED90

Adverse Effect

Low Dose of Norepinephrine Within 24-Hour Mortality in Traumatic Patient With Hemorrhagic Shock

NCT07053163COMPLETED
Sponsor

Tanta University

Enrollment

60

Started

2024

Primary outcome

Mortality

Mortality RateHemorrhagic Shock

The Influence of Noradrenaline on Coagulation and Fibrinolysis in Severe Isolated Brain Injury

Sponsor

University Medical Centre Ljubljana

Enrollment

60

Started

2020

Primary outcome

Change of noradrenalin plasma levels between group A and group B

Brain Injuries, TraumaticCoagulopathyCoagulation Defect; AcquiredCoagulation Defect; BleedingFibrinolytic Hemorrhage, Acquired

Postural Mobilization Compared to Noradrenaline Only in Off-Pump CABG Surgery

NCT07163858RECRUITING
Sponsor

Infirmerie Protestante de Lyon

Enrollment

50

Started

2025

Primary outcome

Assess use of noradrenaline in the experimental group (postural mobilization) vs control group (NA only) for hemodynamic management during open-heart coronary bypass graft surgery.

Coronary Artery Disease With Need for Bypass SurgeryCoronary Artery Disease(CAD)Coronary Artery BypassOff Pump Coronary Artery Bypass GraftOff Pump Coronary Artery Bypass SurgeryHemodynamic ManagementHemodynamic OptimizationNoradrenaline

Hemodynamic Measurements of Macrocirculatory and Perfusion Parameters in ICU

NCT05225402RECRUITING
Sponsor

Copenhagen University Hospital, Hvidovre

Enrollment

45

Started

2022

Primary outcome

Preload responsiveness defined as stroke volume increase > 10%, measured by continuous arterial waveform analysis.

Septic ShockHemodynamic InstabilityVasoconstriction

Norepinephrine To Prevent Hypotension After Spinal Anesthesia For Cesarean Delivery: A Dose Finding Study

NCT02654847COMPLETED
Sponsor

Samuel Lunenfeld Research Institute, Mount Sinai Hospital

Enrollment

40

Started

2016

Primary outcome

Systolic blood pressure

Hypotension

The Effect of Norepinephrine on Cardiac Output in Patients Undergoing Liver Transplant .

NCT04376281COMPLETED
Sponsor

Cairo University

Enrollment

31

Started

2019

Primary outcome

The effect of Noradrenaline on change of cardiac output .

Liver Transplantation

The Effects of Iontophoresed Vasoactive Drugs on Cutaneus Blood Flow

NCT04777383TERMINATED
Sponsor

University Hospital, Linkoeping

Enrollment

31

Started

2019

Primary outcome

Locally induced changes in red blood cell concentration and movement due to iontophoresis of vasoactive substances.

Cardiovascular DiseasesVascular Diseases

Ventriculo-arterial Coupling and Myocardial Work in Sepsis and Septic Shock

NCT06853574NOT_YET_RECRUITING
Sponsor

General and Teaching Hospital Celje

Enrollment

30

Started

2025

Primary outcome

Changes in ventriculo-arterial coupling

SepsisSeptic Shock

Effects of Intraoperative, Goal-directed Crystalloid vs. Colloid Fluid Resuscitation on Free Flaps

NCT03288051COMPLETED
Sponsor

Szeged University

Enrollment

30

Started

2014

Primary outcome

Changes of Pulse pressure variation during the operation and the post-operative 24 hours

Optimal Tissue Perfusion

Tracking Response to Antidepressants in Advance of Investigational Trials, Relapse Study

NCT04933630COMPLETED
Sponsor

Adams Clinical

Enrollment

27

Started

2021

Primary outcome

Stability of treatment response as defined as change in self-report PHQ-9 total scores during the observational period from Baseline/Day 0 to End of Study (EOS)/Day 365.

Major Depressive Disorder

Changes in Measured Plasma Volume, Glycocalyx and Atrial Natriuretic Peptide During Anaesthesia

NCT02832596COMPLETED
Sponsor

Sahlgrenska University Hospital

Enrollment

24

Started

2016

Primary outcome

The change of plasma volume measured by 125I-HSA before anesthesia induction until 50 minutes after anesthesia induction.

Blood PressureAnesthesia

Hand Perfusion and Pulse Oximetry Performance

NCT06925646NOT_YET_RECRUITING
Sponsor

Mayo Clinic

Enrollment

20

Started

2026

Primary outcome

Arterial oxygen saturation measured via arterial blood gas sample (Sa02)

Oxygen Saturation

Renal Perfusion, Filtration and Oxygenation After Liver Transplantation -Effects of av Postoperative Blood Pressure

NCT02455115COMPLETED
Sponsor

Sahlgrenska University Hospital

Enrollment

12

Started

2015

Primary outcome

Change in Glomerular filtration rate (ml/min)

Acute Kidney InjuryLiver Failure

The Choice of Vasopressor to Prevent Postoperative Acute Kidney Injury After Major Non-Cardiac Surgery

NCT06802224Phase 4RECRUITING
Sponsor

University of California, San Francisco

Enrollment

18,000

Started

2025

Primary outcome

Acute Kidney Injury (AKI)

AnesthesiaSurgery With General AnesthesiaNoncardiac SurgeryHypotension During SurgeryAcute Kidney Injury (AKI)Myocardial Injury After Noncardiac Surgery (MINS)Vasopressor

The GUARDIAN Trial - Vasopressor Sub-Study

NCT04934748Phase 4ENROLLING_BY_INVITATION
Sponsor

The University of Texas Health Science Center, Houston

Enrollment

6,254

Started

2021

Primary outcome

Number of Participants with a Composite of Major Perfusion-Related Complications

Blood Pressure

Sequenced Treatment Effectiveness for Posttraumatic Stress

NCT04597190Phase 4COMPLETED
Sponsor

University of Washington

Enrollment

700

Started

2020

Primary outcome

PTSD Symptoms

PTSD

Inotropic Effects of Vasopressin Versus Noradrenaline In Patients With Vasoplegic Syndrome After Cardiac Surgery

NCT06934798Phase 4RECRUITING
Sponsor

University of Sao Paulo

Enrollment

350

Started

2024

Primary outcome

Change in inotropic function assessed by cardiac output between T0 and T1

Vasoplegic Syndrome of Cardiac Surgery

Norepinephrine Infusion Different Doses in Cesarean Delivery

NCT03182088Phase 4COMPLETED
Sponsor

Cairo University

Enrollment

284

Started

2017

Primary outcome

postspinal hypotension

Cesarean Section Complications

Vasopressor Prophylaxis After Spinal Anesthesia

NCT03234816Phase 4COMPLETED
Sponsor

Cairo University

Enrollment

270

Started

2017

Primary outcome

incidence of postspinal hypotension

Cesarean Section Complications

Renal Outcomes in the Early Use of Vasopressin in the Treatment of Septic Shock

NCT06471231Phase 4UNKNOWN
Sponsor

Azienda Usl di Bologna

Enrollment

264

Started

2024

Primary outcome

30% or more reduction in terms of the use of renal function replacement

Septic ShockRenal Function Replacement

Norepinephrine With Ephedrine Versus Norepinephrine Alone During Spinal Anesthesia for Cesarean Delivery

NCT07379710Phase 4NOT_YET_RECRUITING
Sponsor

Cairo University

Enrollment

260

Started

2026

Primary outcome

Incidence of post-spinal hypotension

Incidence of Post-spinal Hypotension

Hemodynamics During Cesarean Delivery Under Spinal Anesthesia With Norepinephrine Versus Ephedrine

NCT07322419Phase 4RECRUITING
Sponsor

Mansoura University

Enrollment

200

Started

2026

Primary outcome

Difference between the 2 groups in cardiac output at 10 minutes after intrathecal injection

Cesarean DeliverySpinal Anesthesia for Cesarean Section

Norepinephrine Prevent Post-induction Hypotension in High-risk Patients

NCT06028256Phase 4UNKNOWN
Sponsor

First Affiliated Hospital of Kunming Medical University

Enrollment

180

Started

2023

Primary outcome

Incidence of post-induction hypotension

AnesthesiaBlood PressureNorepinephrine

Effect of Vasopressors on Spinal Anaesthesia Induced Hypotension

NCT03163914Phase 4COMPLETED
Sponsor

Cukurova University

Enrollment

160

Started

2017

Primary outcome

Incidence of intraoperative maternal hypotension

Spinal Anesthesia

Fluid Management in Patients Undergoing Cardiac Surgery

NCT02895659Phase 4COMPLETED
Sponsor

Insel Gruppe AG, University Hospital Bern

Enrollment

150

Started

2016

Primary outcome

Cumulative dose of inopressors (norepinephrine and epinephrine) per kg bodyweight/hour during the perioperative period

Critical Illness

Hypotension Prediction Index vs Norepinephrine Infusion for Prevention of Spinal Hypotension for Cesarean Delivery

NCT05970770Phase 4UNKNOWN
Sponsor

Fondazione Policlinico Universitario Agostino Gemelli IRCCS

Enrollment

150

Started

2023

Primary outcome

Fetal Base excess

Hypotension During SurgeryHypotension Drug-Induced

Continuous Infusion of Norepinephrine vs Phenylephrine During Spinal Anesthesia for Cesarean Section (INPEACE)

NCT06248593Phase 4RECRUITING
Sponsor

Hassan II University

Enrollment

140

Started

2025

Primary outcome

Umbilical artery pH

Cesarean Section ComplicationsHypotension

Hemodynamics During Induction of General Anesthesia After Prophylactic Ephedrine, Phenylephrine or Norepinephrine.

NCT03864094Phase 4COMPLETED
Sponsor

Helse Fonna

Enrollment

128

Started

2022

Primary outcome

Systolic Blood Pressure (SBP)

Hemodynamic InstabilityAnesthesia, GeneralAnesthesia, Intravenous

Comparison of Two Doses of Norepinephrine in Preventing Hypotension After Spinal Anesthesia

NCT03706755Phase 4COMPLETED
Sponsor

University Tunis El Manar

Enrollment

124

Started

2018

Primary outcome

systolic blood pressure variation before delivery

AnesthesiaAdverse EffectHypotensionCesarean Section ComplicationsVasopressor

Phenylephrine Versus Norepinephrine for Maintenance of Hemodynamic During Cesarean Section Under Spinal Anesthesia

NCT03849508Phase 4COMPLETED
Sponsor

Centre Hospitalier Régional d'Orléans

Enrollment

124

Started

2019

Primary outcome

Cardiac output maintenance (measured in L/min by bioreactance).

Cesarean Section ComplicationsSpinal Anesthesia

Norepinephrine Versus Phenylephrine Continuous Variable Infusion in Cesarean Delivery

NCT03328533Phase 4COMPLETED
Sponsor

Cairo University

Enrollment

123

Started

2017

Primary outcome

Incidence of post-spinal anesthesia hypotension.

Cesarean Section ComplicationsSpinal Anesthesia

Ephedrine vs. Nor Epinephrine Infusion in Preventing Hypotension After Spinal Anesthesia for Cesarean Section

NCT02477501Phase 4COMPLETED
Sponsor

University Tunis El Manar

Enrollment

120

Started

2016

Primary outcome

Maternal Blood Pressure

Anesthesia; Adverse Effect, Spinal and EpiduralHypotensionComplications; Cesarean Section

Norepinephrine on Maternal Hypotension After Combined Lumbar and Epidural Anaesthesia

NCT06498115Phase 4UNKNOWN
Sponsor

The Third People's Hospital of Bengbu

Enrollment

100

Started

2024

Primary outcome

Intravenous norepinephrine to maintain maternal systolic blood pressure 80% above baseline before fetal delivery.

Maternal Hypotension

Comparison of Vasopressor Boluses for Management of Hypotension After Spinal Anesthesia

NCT03712111Phase 4UNKNOWN
Sponsor

Cairo University

Enrollment

86

Started

2018

Primary outcome

Rate of successful management of maternal hypotension

Cesarean Section ComplicationsSpinal Anesthetic Toxicity

Phenylephrine vs. Norepinephrine Infusion After Spinal Anesthesia for Cesarean Delivery

NCT02354833Phase 4COMPLETED
Sponsor

West Virginia University

Enrollment

85

Started

2014

Primary outcome

Number of Rescue Boluses to Maintain SBP

Effects of; Anesthesia, in Labor and Delivery

Effect of a Higher Blood-pressure on Right Ventricular Function

NCT03806582Phase 4COMPLETED
Sponsor

Frisius Medisch Centrum

Enrollment

78

Started

2019

Primary outcome

right ventricular ejection fraction

Blood PressureRight Ventricular Dysfunction

Norepinephrine Versus Phenylephrine for Preventing Spinal Anesthesia Induced Hypotension in Elderly

NCT04195321Phase 4COMPLETED
Sponsor

Kasr El Aini Hospital

Enrollment

62

Started

2020

Primary outcome

mean heart rate

Spinal Induced HypotensionElderly

Comparison of Norepinehrine Versus Phenylepherine Infusion for Prevention of Post-spinal Hypotension

NCT07662408Phase 4RECRUITING
Sponsor

Sohag University

Enrollment

62

Started

2026

Primary outcome

Mean intaroperative heart rate (beats /minute) during vasopressor infusion measured by continous electrocardiogrammonitoring

Patients Undergoing Orthopedic Hip Surgery Under Spinal AnesthesiaOrthopedic Hip Sugery in Eldely Patients

Norepinephrine ED90 Bolus After Spinal Anesthesia in Cesarean Section

NCT06574555Phase 4COMPLETED
Sponsor

Pontificia Universidad Catolica de Chile

Enrollment

60

Started

2025

Primary outcome

Hypotension

HypotensionHypertensionNauseaPainArrhythmia

Low-dose Norepinephrine Infusion for Prevention of Post-induction Hypotension in Emergency Surgery for Peritonitis

NCT07529795Phase 4NOT_YET_RECRUITING
Sponsor

Bach Mai Hospital

Enrollment

60

Started

2026

Primary outcome

Cumulative duration of MAP below 65 mmHg during induction

Secondary PeritonitisPost-induction Hypotension

Comparison Between Three Norepinephrine Bolus Doses for Management of Post-spinal Hypotension During Ceaserian Section for Patients With Preeclampsia

NCT05368415Phase 4COMPLETED
Sponsor

Kasr El Aini Hospital

Enrollment

60

Started

2022

Primary outcome

Neonatal concentration of HCO3 from a sample of umbilical cord as a surrogate of neonatal outcome

Anesthesia; Adverse EffectCesarean Section Complications

Study Comparing the Efficacy and Tolerability of Epinephrine and Norepinephrine in Cardiogenic Shock

NCT01367743Phase 4COMPLETED
Sponsor

Central Hospital, Nancy, France

Enrollment

58

Started

2011

Primary outcome

Compared effects of investigated drugs on cardiac index

Cardiogenic Shock

Effect of Norepinephrine Infusion on Hepatic Blood Flow During Goal-directed Haemodynamic Therapy.

NCT03965117Phase 4COMPLETED
Sponsor

University Hospital, Ghent

Enrollment

49

Started

2019

Primary outcome

change in hepatic blood flow during goal-directed hemodynamic therapy with norepinphrine

General Anesthesia

Norepinephrine to Prevent Hypotension in Ceasrean Delivery

NCT05248932Phase 4COMPLETED
Sponsor

Menoufia University

Enrollment

40

Started

2021

Primary outcome

throracic volume variations change from baseline

HypotensionCesarean Section Complications

Microcirculation After MAP Increase in Septic Shock Patients With Previous Hypertension

NCT02519699Phase 4COMPLETED
Sponsor

Federal University of São Paulo

Enrollment

40

Started

2013

Primary outcome

Microcirculatory flow index (MIF) measured by sidestream darkfield after rising the mean arterial pressure with norepinephrine

Septic Shock

Effect of Phenylephrine Versus Norepinephrine on Venous Return

NCT03872570Phase 4UNKNOWN
Sponsor

Algemeen Ziekenhuis Maria Middelares

Enrollment

40

Started

2019

Primary outcome

pulse pressure variation

Arterial Hypotension

Angiotensin 2 for AKI After OLT

NCT04592744Phase 4ACTIVE_NOT_RECRUITING
Sponsor

University of California, Los Angeles

Enrollment

30

Started

2022

Primary outcome

Incidence of Acute kidney Injury

Cirrhosis, LiverEnd Stage Liver DIseaseAcute Kidney InjuryLiver Transplant; Complications

Effects of Levosimendan, Milrinone and Norepinephrine on Left and Right Ventricular Function in Septic Shock

NCT02640846Phase 4UNKNOWN
Sponsor

Sahlgrenska University Hospital

Enrollment

30

Started

2015

Primary outcome

Changes in LV systolic strain

Septic ShockCardiomyopathy

The Effect of Norepinephrine and Dopamine on Radial Forearm Free Flap Tissue Oxygen Pressure and Microdialysate Metabolite Measurements

NCT02241083Phase 4COMPLETED
Sponsor

Tampere University Hospital

Enrollment

25

Started

2006

Primary outcome

Evidence of clinically definite ischemia in a flap confirmed by changes in tissue oxygen pressure level and microdialysates metabolites

Head and Neck Cancer

Assessment of the Effects of Pressors on Graft Blood Flow After Free Tissue Transfer Surgery

NCT01418118Phase 4COMPLETED
Sponsor

Oxford University Hospitals NHS Trust

Enrollment

25

Started

2008

Primary outcome

Absolute change in transfer function (flap vascular resistance) after pressor infusion.

Oral CancerHead and Neck CancerFree FlapHypotension

Norepinephrine in Caesarian Section

NCT05264870Phase 4TERMINATED
Sponsor

University Hospital, Antwerp

Enrollment

11

Started

2022

Primary outcome

dose norepinephrine used in group A

Cesarean Section ComplicationsHemodynamic InstabilityFoetal Stress

Pharmacological Manipulation of Intrahepatic Arterial Blood Flow in HCC

NCT02472249Phase 4COMPLETED
Sponsor

University Health Network, Toronto

Enrollment

10

Started

2016

Primary outcome

Liver blood flow

Hepatocellular Carcinoma

Evaluation of the Superiority of VAsopressin Versus NOradrenaline in the Management of Patients at Risk of Kidney Failure Undergoing Cardiac Surgery With Extracorporeal Circulation

NCT05568160Phase 3ACTIVE_NOT_RECRUITING
Sponsor

Centre Hospitalier Universitaire Dijon

Enrollment

840

Started

2023

Primary outcome

Occurrence of a renal complication or death

Scheduled Cardiac Surgery With Extracorporeal CirculationVasoplegic Syndrome

Noradrenaline Versus Standard Blood Pressure Management for Perioperative Hypotension in Non-cardiac Surgery

NCT06885268Phase 3RECRUITING
Sponsor

Jagiellonian University

Enrollment

750

Started

2025

Primary outcome

Perioperative hypotension

Blood Pressure ManagementIntraoperative HypotensionNon-cardiac Surgery

Lung Ultrasound-guided Hemodynamic Optimization

NCT05481723Phase 3RECRUITING
Sponsor

Centre Hospitalier Universitaire, Amiens

Enrollment

350

Started

2022

Primary outcome

Number of Postoperative Organ failure

Lung UltrasoundGoal Directed TherapyNon-cardiac Surgery

Early Initiated Vasopressor Therapy in the Emergency Department

NCT05931601Phase 3RECRUITING
Sponsor

Odense University Hospital

Enrollment

320

Started

2023

Primary outcome

The primary outcome is the proportion of patients achieving either SBP >100 mmHg or MAP > 65 mmHg or a target blood pressure set by the treating physician at 90 (±15) minutes after inclusion.

ShockShock, SepticHypotensionHypotension and ShockHypotension SymptomaticHypovolemiaHypovolemic ShockHypovolemic

Vasopressin Versus Norepinephrine for the Management of Shock After Cardiac Surgery

NCT01505231Phase 3UNKNOWN
Sponsor

University of Sao Paulo

Enrollment

300

Started

2012

Primary outcome

Composite endpoint of major morbidity according to Society of Thoracic Surgery

Shock

Dopamine Versus Norepinephrine for the Treatment of Vasopressor Dependent Septic Shock

NCT00604019Phase 3COMPLETED
Sponsor

Rush University Medical Center

Enrollment

252

Started

2003

Primary outcome

Efficacy and Safety of Dopamine Versus Norepinephrine in Septic Shock

Septic Shock

Hemodynamic Effect of Norepinephrine Versus Vasopressin on the Pulmonary Circulation in Cardiac Surgery Patients:

NCT04501861Phase 3COMPLETED
Sponsor

The Cleveland Clinic

Enrollment

153

Started

2020

Primary outcome

mPAP-to-MAP Ratio

Cardiac Disease

Phenylephrine or Norepinephrine for a Better Hemodynamic Stability

NCT03215797Phase 3COMPLETED
Sponsor

The Second Affiliated Hospital of Dalian Medical University

Enrollment

40

Started

2016

Primary outcome

the tissue oxygenation

HypotensionFluid Therapy

Norepinephrine vs Norepinephrine and Dobutamine in Cardiogenic Shock

NCT03340779Phase 3UNKNOWN
Sponsor

Central Hospital, Nancy, France

Enrollment

40

Started

2018

Primary outcome

Obtention of a optimal cardiac output

Cardiogenic Shock

Hypertonic Saline and Terlipressin for Sepsis-associated Hypotension

NCT01271114Phase 3TERMINATED
Sponsor

Hospital General de Ciudad Real

Enrollment

21

Started

2012

Primary outcome

MOD (Multiple Organ Dysfunction) Score

Septic ShockSepsis-associated Hypotension

Angiotensin II for Septic Shock Treatment

NCT03302650Phase 3SUSPENDED
Sponsor

Cairo University

Enrollment

20

Started

2019

Primary outcome

Mean flow index

Septic Shock

Induced Hypertension for Delayed Cerebral Ischaemia After Aneurysmal Subarachnoid Haemorrhage:a Feasibility Study

NCT00841633Phase 3TERMINATED
Sponsor

UMC Utrecht

Enrollment

15

Started

2009

Primary outcome

The main study parameter will be the number of SAH patients with a diagnosis of DCI who were randomised to one of the intervention groups, in whom the intervention was adequately performed, during the duration of the trial.

Cerebral IschemiaSubarachnoid Hemorrhage

Norepinephrine Plus Dobutamine Versus Epinephrine Alone for the Management of Septic Shock

NCT00148278Phase 2/3COMPLETED
Sponsor

University of Versailles

Enrollment

330

Started

1999

Primary outcome

28 Day mortality

Septic ShockSevere SepsisInfections

A Study to Compare the Efficacy, Safety, and Tolerability of JNJ-42847922 Versus Quetiapine Extended-Release as Adjunctive Therapy to Antidepressants in Adult Participants With Major Depressive Disorder Who Have Responded Inadequately to Antidepressant Therapy

NCT03321526Phase 2COMPLETED
Sponsor

Janssen Research & Development, LLC

Enrollment

107

Started

2017

Primary outcome

Time to All-Cause Discontinuation of Study Drug

Depressive Disorder, Major

Effect of Vasopressin Versus Norepinephrine on Post-operative Mean Pulmonary Arterial Pressure Following Pulmonary Endarterectomy Surgery,

NCT07614438Phase 2NOT_YET_RECRUITING
Sponsor

Fondation Hôpital Saint-Joseph

Enrollment

90

Started

2026

Primary outcome

mPAP in millimeter of mercury (mmHg) measured by the Swan-Ganz catheter in the operating room.

AnesthesiaPulmonary HypertensionChronic Pulmonary ThromboembolismVasopressor

Norepinephrine or Phenylephrine in Bolus for Hypotension in Cesarean Delivery

NCT03702400Phase 2COMPLETED
Sponsor

Hospital dos Servidores do Estado do Rio de Janeiro

Enrollment

72

Started

2018

Primary outcome

Number of bolus required

HypotensionSpinal Anesthesia

Continuous Infusion of Terlipressin in Septic Shock

NCT00481572Phase 2COMPLETED
Sponsor

University of Roma La Sapienza

Enrollment

45

Started

2007

Primary outcome

Systemic and regional hemodynamics

Septic Shock

Dopexamine and Norepinephrine Compared With Epinephrine Alone in Septic Shock

NCT00134212Phase 2COMPLETED
Sponsor

Rennes University Hospital

Enrollment

20

Started

2002

Primary outcome

Gastric mucosal blood flow assessed using a laser-Doppler flowmeter

Septic Shock

Early Norepinephrine in Trauma Patients With Hemorrhagic Shock

NCT06977659Phase 1/2ENROLLING_BY_INVITATION
Sponsor

Visarat Palitnonkiat

Enrollment

40

Started

2025

Primary outcome

24-hour mortality

Trauma, Multiple

Caveolin-1 and Vascular Dysfunction

NCT01426529Phase 1ACTIVE_NOT_RECRUITING
Sponsor

Brigham and Women's Hospital

Enrollment

120

Started

2010

Primary outcome

Genetic Variation at the Caveolin-1 Locus

HypertensionInsulin Resistance

An Open Label Positron Emission Tomography Study in Healthy Male Subjects to Investigate Brain DAT and SERT Occupancy,Pharmacokinetics and Safety of Single Oral Doses of GSK1360707, Using 11C- PE2I and 11C-DASB as PET Ligands

NCT01153802Phase 1COMPLETED
Sponsor

GlaxoSmithKline

Enrollment

12

Started

2009

Primary outcome

To estimate the degree of DAT occupancy in brain regions of interest (ROIs)following oral doses of GSK1360707 in healthy male subjects-To estimate the degree of SERT occupancy in brain ROIs following total oral doses of GSK1360707 in healthy male subject

Depressive Disorder

Exploratory Study of Norepinephrine to Prevent Alopecia in Head and Neck Cancer Patients Treated With Radiotherapy

NCT01367990Phase 1TERMINATED
Sponsor

ProCertus BioPharm, Inc

Enrollment

3

Started

2011

Primary outcome

Safety of daily topical application of norepinephrine to the radiation field.

AlopeciaRadiodermatitis

Cardiac Output Changes in Cesarean Section

NCT02759510Early Phase 1UNKNOWN
Sponsor

RenJi Hospital

Enrollment

106

Started

2016

Primary outcome

cardiac output

Cardiac Output,LowHemodynamic InstabilityObstetrical Complication of Anesthesia

Sex Disparities in Hypoxic Vasodilation and Impact of Obesity

NCT05219799Early Phase 1RECRUITING
Sponsor

University of Missouri-Columbia

Enrollment

72

Started

2023

Primary outcome

Change in forearm vascular conductance with intra-arterial drug infusion

ObesityVasodilationHealthy

Blood PREssure Augmentation in Large-vessel Occlusion Stroke Study

NCT04218773Early Phase 1TERMINATED
Sponsor

Yale University

Enrollment

15

Started

2020

Primary outcome

Primary Feasibility Outcome: Ability to achieve and maintain systolic blood pressure goals

Ischemic StrokeBlood Pressure

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