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Showing 1–22 of 22 matching trials from the live ClinicalTrials.gov search.
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Terminated Phase 1 Interventional

Cardiovascular Effects of Angiotensin (1-7) in Essential Hypertension

NCT02245230
View directory record Official record
Conditions
Hypertension, Hypertension, Essential
Interventions
Angiotensin (1-7), Trimethaphan, Phenylephrine
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Phase 2 Interventional

Induced Hypertension for Acute Ischemic Stroke

NCT00227448
View directory record Official record
Conditions
Acute Ischemic Stroke
Interventions
intravenous saline, intravenous phenylephrine, intravenous levophed, oral midodrine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
2
States / cities
Baltimore, Maryland • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 2, 2008 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Reflex Responses to Intermittent Hypoxia in Humans: Mechanisms and Consequences

NCT05146089
View directory record Official record
Conditions
Sleep Apnea, Healthy, Vasoconstriction, Vasodilation
Interventions
Hypoxic exposure, modified Oxford test, Oral Bosentan 62.5 mg, Hypoxic ventilatory response test
Other · Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 45 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
2
States / cities
Columbia, Missouri • Rochester, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 5, 2021 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

4-way Crossover QT Evaluation in Healthy Subjects

NCT03709927
View directory record Official record
Conditions
Cardiac Repolarization in Healthy Subjects
Interventions
ZTI-01, Moxifloxacin 400mg, Placebo IV
Drug · Other
Lead sponsor
Nabriva Therapeutics AG
Industry
Eligibility
18 Years to 55 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 5, 2019 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Comparison of Inhalation vs. Intravenous Induction

NCT02331108
View directory record Official record
Conditions
Hypothermia
Interventions
Selection of anesthetic induction technique
Drug
Lead sponsor
Albert Einstein Healthcare Network
Other
Eligibility
18 Years and older
Enrollment
331 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 16, 2017 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Variability in Adrenergic Response

NCT00838695
View directory record Official record
Conditions
Vascular Reaction to Medications
Interventions
Phenylephrine
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 40 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 25, 2018 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Phase 1 Interventional

To Examine The Effects Of Lapatinib On Orally And Intravenously Administered Midazolam In Cancer Patients

NCT00258050
View directory record Official record
Conditions
Neoplasms, Breast
Interventions
Midazolam, Lapatinib
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
2
States / cities
Lebanon, New Hampshire • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 5, 2017 · Synced Sep 8, 2026, 3:18 PM EDT
Recruiting Phase 1Phase 2 Interventional

Use of Phenylephrine for Assessment of Mitral Regurgitation Severity

NCT04500899
View directory record Official record
Conditions
Mitral Regurgitation
Interventions
Mydfrin
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 19, 2025 · Synced Sep 8, 2026, 3:18 PM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Study Developed to Evaluate the Effect of ANG-3777 on QT/QTc Interval

NCT04898907
View directory record Official record
Conditions
Healthy Volunteer
Interventions
ANG-3777 (Therapeutic Dose), ANG-3777 (Supra-therapeutic Dose), Placebo, Moxifloxacin Hydrochloride
Drug
Lead sponsor
Angion Biomedica Corp
Industry
Eligibility
18 Years to 55 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 31, 2021 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study To Evaluate The Effect Of Single Intravenous Doses Of Tigecycline On QTc Intervals In Healthy Subjects

NCT01287793
View directory record Official record
Conditions
Healthy
Interventions
tigecycline, moxifloxacin, 100 mL 0.9% Sodium Chloride intravenous, placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 23, 2011 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Single-centre, Randomised, Double-blind, Placebo-controlled, Four Way Crossover Phase I Study to Investigate the Effect on QT/QTc Interval of Ceftazidime NXL104 or Ceftaroline Fosamil NXL104, Compared With Placebo, Using Moxifloxacin (Avelox®) as a Positive Control, in Healthy Male Volunteers

NCT01290900
View directory record Official record
Conditions
Healthy Male Volunteers
Interventions
NXL104, Ceftaroline, Placebo Infusion, Ceftazidime, Moxifloxacin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 31, 2017 · Synced Sep 8, 2026, 3:18 PM EDT
Recruiting Phase 4 Interventional

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

NCT06802224
View directory record Official record
Conditions
Anesthesia, Surgery With General Anesthesia, Noncardiac Surgery, Hypotension During Surgery, Acute Kidney Injury (AKI), Myocardial Injury After Noncardiac Surgery (MINS), Vasopressor
Interventions
Norepinephrine, Phenylephrine
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
18,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
9
States / cities
San Francisco, California • College Park, Maryland • Ann Arbor, Michigan + 6 more
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Phase 2 Interventional Results available

Hemodynamics and Extravascular Lung Water in Acute Lung Injury

NCT00624650
View directory record Official record
Conditions
Acute Lung Injury
Interventions
Diuresis (furosemide) part I, Fluid Bolus (crystalloid or albumin), Vasopressors (Norepinephrine, Vasopressin, Phenylephrine, Epinephrine), Dobutamine, Concentrate all drips and nutrition, Diuresis (furosemide) part II, Dialysis
Drug · Other · Procedure
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
3
States / cities
Clackamas, Oregon • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 9, 2019 · Synced Sep 8, 2026, 3:18 PM EDT
Suspended Early Phase 1 Interventional

Blood PREssure Augmentation in Large-vessel Occlusion Stroke Study

NCT04218773
View directory record Official record
Conditions
Ischemic Stroke, Blood Pressure
Interventions
Phenylephrine, Norepinephrine
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced Sep 8, 2026, 3:18 PM EDT
Terminated Phase 4 Interventional Results available

Phenylephrine Versus Norepinephrine for Septic Shock in Critically Ill Patients

NCT02203630
View directory record Official record
Conditions
Septic Shock, Sepsis, Shock, Tachycardia, Arrhythmia
Interventions
Phenylephrine, Norepinephrine
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 12, 2018 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Effect of Intravenous Zanamivir on Cardiac Conduction in Healthy Volunteers

NCT01353729
View directory record Official record
Conditions
Influenza, Human
Interventions
600 mg zanamivir + moxifloxacin placebo, 1200 mg zanamivir + moxifloxacin placebo, zanamivir placebo + moxifloxacin placebo, zanamivir placebo + 400 mg moxifloxacin
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 20, 2017 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Neonatal Acid-Base Status After C Section With Maternal Tilt vs. Supine

NCT02243423
View directory record Official record
Conditions
Aortocaval Compression, Fetal Acidosis
Interventions
SUPINE, TILT
Procedure
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 25, 2016 · Synced Sep 8, 2026, 3:18 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Study to Determine the Pharmacokinetics and Pharmacodynamic Effects of Phenylephrine on BP Via IV

NCT02323399
View directory record Official record
Conditions
Hypotension
Interventions
Phenylephrine
Drug
Lead sponsor
West-Ward Pharmaceutical
Industry
Eligibility
12 Years to 16 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2024
U.S. locations
10
States / cities
Wilmington, Delaware • Washington D.C., District of Columbia • Miami, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2024 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Investigate the Effects of Single Intravenous Doses of Difelikefalin (CR845) on the QTc Interval in Healthy Subjects

NCT04019574
View directory record Official record
Conditions
Healthy
Interventions
CR845 0.5 mcg/kg IV, CR845 3 mcg/kg IV, Moxifloxacin 400 mg Oral Tablet, Placebo
Drug · Other
Lead sponsor
Cara Therapeutics, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 20, 2020 · Synced Sep 8, 2026, 3:18 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Role of Sympathetic Overactivity and Angiotensin II in PTSD and CV

NCT02560805
View directory record Official record
Conditions
Stress Disorders, Post-Traumatic
Interventions
Microneurography, Combat virtual reality video clip, Handgrip Exercise, Cold Pressor Test (CPT), Sodium Nitroprusside (SNP), Phenylephrine, Losartan, Atenolol, Transcutaneous Vagal Nerve Stimulation (tVNS), Sham Transcutaneous Vagal Nerve Stimulation (tVNS)
Procedure · Behavioral · Drug + 1 more
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Not applicable Interventional Results available

Decision Support for Intraoperative Low Blood Pressure

NCT02726620
View directory record Official record
Conditions
Hypotension
Interventions
Attending real-time decision support, In-room real-time decision support, Attending feedback emails, In-room provider feedback emails, Anesthesia Information Management System (AIMS), Perioperative Data Warehouse (PDW), General anesthesia, Pager system, Central neuraxial anesthesia, Non-cardiac surgery, Propofol, Sevoflurane, Desflurane, Isoflurane, Ephedrine, Phenylephrine, Norepinephrine, Epinephrine, Dobutamine, Dopamine, Isoproterenol, Milrinone, Atropine, Glycopyrrolate, Vasopressin, Terlipressin, Sodium Chloride 0.9%, Ringer's lactate, Hydroxyethyl starch solutions, Fresh Frozen Plasma, Packed Red Blood Cells, Albumin solutions, Plasma-Lyte, Lidocaine, Bupivacaine, Levobupivacaine, Ropivacaine, Mepivacaine, Tetracaine, Prilocaine, Procaine, Chloroprocaine, Benzocaine, Articaine
Procedure · Device · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
60 Years to 100 Years
Enrollment
22,435 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 15, 2019 · Synced Sep 8, 2026, 3:18 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety Study Designed to Study the Effects of Two Different Doses of CXA-101/Tazobactam, a Low Dose and a High Dose, on the QT/QTc Intervals in Healthy Subjects

NCT02508753
View directory record Official record
Conditions
Healthy
Interventions
CXA-101/tazobactam, Moxifloxacin, placebo
Drug
Lead sponsor
Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Industry
Eligibility
18 Years to 45 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Jan 25, 2017 · Synced Sep 8, 2026, 3:18 PM EDT