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ClinicalTrials.gov public records Last synced Oct 16, 2026, 2:53 AM EDT

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Showing 457–480 of 580 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo (acute phase) Clear all
Terminated Phase 3 Interventional Results available

PH94B Nasal Spray for Anxiety Induced by a Public Speaking Challenge - 2

NCT05011396
View directory record Official record
Conditions
Social Anxiety Disorder
Interventions
PH94B Nasal Spray, Placebo Nasal Spray
Drug
Lead sponsor
VistaGen Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
228 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
15
States / cities
Phoenix, Arizona • Garden Grove, California • Oceanside, California + 12 more
Source: ClinicalTrials.gov public record
Updated Nov 24, 2025 · Synced Oct 16, 2026, 2:53 AM EDT
Withdrawn Phase 2 Interventional

Treatment of Lung Injury From COVID-19 Infection With Intravenous Sodium Nitrite

NCT04401527
View directory record Official record
Conditions
COVID-19, Acute Respiratory Distress Syndrome, Acute Respiratory Failure
Interventions
Sodium Nitrite, Normal Saline
Drug
Lead sponsor
Hope Pharmaceuticals
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
2
States / cities
Tampa, Florida • Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Sep 16, 2020 · Synced Oct 16, 2026, 2:53 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

SARS Coronavirus Vaccine (SARS-CoV)

NCT00533741
View directory record Official record
Conditions
Coronavirus (SARS-CoV)
Interventions
Aluminum hydroxide, Placebo, SARS-CoV
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 3, 2012 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study in Adult Subjects With Acute Migraines

NCT03235479
View directory record Official record
Conditions
Migraine, With or Without Aura
Interventions
Rimegepant, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
1,485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
50
States / cities
Birmingham, Alabama • Gilbert, Arizona • Tempe, Arizona + 45 more
Source: ClinicalTrials.gov public record
Updated Feb 16, 2023 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 3 Interventional Results available

Safety & Efficacy of Zirconium Silicate Dosed for 28 Days in Hyperkalemia.

NCT02088073
View directory record Official record
Conditions
Hyperkalemia
Interventions
Sodium zirconium cyclosilicate, Placebo
Drug
Lead sponsor
ZS Pharma, Inc.
Industry
Eligibility
18 Years and older
Enrollment
258 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
38
States / cities
Anniston, Alabama • Huntsville, Alabama • Scottsboro, Alabama + 35 more
Source: ClinicalTrials.gov public record
Updated Dec 7, 2018 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 3 Interventional

A Study to Test Asundexian for Preventing a Stroke Caused by a Clot in Participants After an Acute Ischemic Stroke or After a High-risk Transient Ischemic Attack, a So-called Mini Stroke

NCT05686070
View directory record Official record
Conditions
Prevention of Ischemic Stroke, Acute Non-cardioembolic Ischemic Stroke, High-risk Transient Ischemic Attack
Interventions
Asundexian (BAY2433334), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
12,327 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
108
States / cities
Fairhope, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 87 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Not applicable Interventional

Pivotal Trial (D02) of Vagus Nerve Stimulation (VNS) for Treatment-Resistant Depression (TRD)

NCT00533832
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
vagus nerve stimulation (VNS)
Device
Lead sponsor
Cyberonics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
266 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2005
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 24, 2007 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 3 Interventional Results available

Cognitive Therapy for Recurrent Depression

NCT00118404
View directory record Official record
Conditions
Depression
Interventions
Continuation phase cognitive therapy, Continuation phase fluoxetine, Continuation phase pill placebo, Acute phase cognitive therapy
Behavioral · Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
523 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2008
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 5, 2014 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Study of Wafermine™ for Post-bunionectomy or Abdominoplasty Pain

NCT03246971
View directory record Official record
Conditions
Acute Pain, Bunion, Abdominoplasty
Interventions
Wafermine™ 50 mg, Wafermine™ 75 mg, Placebos, Wafermine™ 25 mg
Drug
Lead sponsor
iX Biopharma Ltd.
Other
Eligibility
18 Years to 75 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Pasadena, California
Source: ClinicalTrials.gov public record
Updated Jul 23, 2018 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 3 Interventional Results available

Acute Graft-versus-Host Disease Treatment (BMT CTN 0802)

NCT01002742
View directory record Official record
Conditions
Graft-versus-Host Disease, Immune System Disorders
Interventions
Mycophenolate Mofetil, Placebo
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
Not listed
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
36
States / cities
Duarte, California • La Jolla, California • Stanford, California + 28 more
Source: ClinicalTrials.gov public record
Updated Jan 4, 2023 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 3 Interventional Results available

Study to Investigate CSL112 in Subjects With Acute Coronary Syndrome

NCT03473223
View directory record Official record
Conditions
Acute Coronary Syndrome
Interventions
Apolipoprotein A-I [human] (apoA-I), Placebo
Biological · Other
Lead sponsor
CSL Behring
Industry
Eligibility
18 Years and older
Enrollment
18,226 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
202
States / cities
Alexander City, Alabama • Birmingham, Alabama • Huntsville, Alabama + 175 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2025 · Synced Oct 16, 2026, 2:53 AM EDT
Recruiting Phase 3 Interventional

Extracellular Vesicle Treatment for Acute Respiratory Distress Syndrome (ARDS) (EXTINGUISH ARDS)

NCT05354141
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome, ARDS
Interventions
ExoFlo, Intravenous normal saline
Biological · Other
Lead sponsor
Direct Biologics, LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
970 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
32
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Davis, California + 29 more
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 3 Interventional Results available

Blinded Safety & Efficacy Placebo Controlled Study of Icatibant for Angiotensin Converting Enzyme Inhibitor Induced Angioedema

NCT01919801
View directory record Official record
Conditions
Angiotensin Converting Enzyme Inhibitor Induced Angioedema
Interventions
Icatibant, Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
43
States / cities
La Jolla, California • Washington D.C., District of Columbia • Gainesville, Florida + 31 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2021 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety Study of Vortioxetine (Lu AA21004) in Adults With Major Depressive Disorder

NCT01163266
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
Vortioxetine, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 75 Years
Enrollment
462 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
39
States / cities
Anaheim, California • Cerritos, California • Costa Mesa, California + 36 more
Source: ClinicalTrials.gov public record
Updated Dec 18, 2013 · Synced Oct 16, 2026, 2:53 AM EDT
Active, not recruiting Phase 2 Interventional

Study Evaluating the Efficacy and Safety of RAP-219 in Adult Participants With Bipolar I Disorder

NCT07046494
View directory record Official record
Conditions
Bipolar 1 Disorder
Interventions
RAP-219, Placebo
Drug · Other
Lead sponsor
Rapport Therapeutics Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
253 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
20
States / cities
Little Rock, Arkansas • Rogers, Arkansas • Chino, California + 17 more
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 2 Interventional Results available

A Study to Assess EDP-938 for the Treatment of Acute Upper Respiratory Tract Infection With Respiratory Syncytial Virus in Adult Subjects

NCT04196101
View directory record Official record
Conditions
Respiratory Syncytial Virus
Interventions
EDP-938, Placebo
Drug
Lead sponsor
Enanta Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
12
States / cities
Birmingham, Alabama • Pelham, Alabama • Anaheim, California + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 2 Interventional Results available

Study to Evaluate the Efficacy, Safety, and Tolerability of Oral OPC-34712 and Aripiprazole for Treatment of Acute Schizophrenia

NCT00905307
View directory record Official record
Conditions
Schizophrenia
Interventions
OPC-34712, Placebo, Aripiprazole
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
459 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
16
States / cities
Little Rock, Arkansas • Escondido, California • Garden Grove, California + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2015 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 2 Interventional

Safety and Efficacy Trial of MTX101 2mg for the Acute Treatment of Migraine in Adults

NCT06728553
View directory record Official record
Conditions
Migraine
Interventions
MTX101, Placebo
Drug
Lead sponsor
Manistee Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
7
States / cities
La Jolla, California • Santa Monica, California • Miami, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Oct 16, 2026, 2:53 AM EDT
Terminated Phase 2 Interventional

BAY58-2667 Dose Finding Trial Investigating Fixed Doses in Patients With Acute Decompensated Chronic Congestive Heart Failure (ADHF)

NCT01065077
View directory record Official record
Conditions
Acute Heart Failure
Interventions
Cinaciguat (BAY58-2667), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
6
States / cities
Ridgewood, New Jersey • Winston-Salem, North Carolina • Cleveland, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2015 · Synced Oct 16, 2026, 2:53 AM EDT
Terminated Phase 3 Interventional

Moxifloxacin in Preventing Bacterial Infections in Patients Who Have Undergone Donor Stem Cell Transplant

NCT00324324
View directory record Official record
Conditions
Breast Cancer, Chronic Myeloproliferative Disorders, Gestational Trophoblastic Tumor, Infection, Leukemia, Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasms, Neuroblastoma, Ovarian Cancer, Testicular Germ Cell Tumor
Interventions
moxifloxacin hydrochloride, Placebo
Drug
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years to 120 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 9, 2017 · Synced Oct 16, 2026, 2:53 AM EDT
Terminated Phase 3 Interventional

QPI-1002 Phase 3 for Prevention of Major Adverse Kidney Events (MAKE) in Subjects at High Risk for AKI Following Cardiac Surgery

NCT03510897
View directory record Official record
Conditions
Cardiac Surgery
Interventions
teprasiran, Placebo
Drug
Lead sponsor
Quark Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
1,043 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
36
States / cities
Birmingham, Alabama • Los Angeles, California • New Haven, Connecticut + 28 more
Source: ClinicalTrials.gov public record
Updated Jul 16, 2021 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 1 Interventional

A Dose Escalation and Safety Study of I5NP in Patients Undergoing Major Cardiovascular Surgery

NCT00554359
View directory record Official record
Conditions
Injury of Kidney, Acute Renal Failure
Interventions
I5NP (a small interfering RNA), placebo
Drug
Lead sponsor
Quark Pharmaceuticals
Industry
Eligibility
21 Years to 85 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
6
States / cities
Washington D.C., District of Columbia • Boston, Massachusetts • Cleveland, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 23, 2011 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 2 Interventional

Safety of NXY-059 for the Treatment of Patients Who Have Suffered From a Stroke

NCT00075959
View directory record Official record
Conditions
Intracerebral Hemorrhage
Interventions
NXY-059
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
64
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Fort Smith, Arkansas + 61 more
Source: ClinicalTrials.gov public record
Updated Jan 4, 2013 · Synced Oct 16, 2026, 2:53 AM EDT
Completed Phase 2 Interventional Results available

A Trial of 10 and 30 mg Doses of CVL-231 (Emraclidine) in Participants With Schizophrenia

NCT05227690
View directory record Official record
Conditions
Schizophrenia
Interventions
Placebo, Emraclidine 10 mg, Emraclidine 30 mg
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 65 Years
Enrollment
385 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
21
States / cities
Little Rock, Arkansas • Anaheim, California • Garden Grove, California + 18 more
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Oct 16, 2026, 2:53 AM EDT