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ClinicalTrials.gov public records Last synced Oct 3, 2026, 7:32 PM EDT

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Showing 25–48 of 55 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo Comparator (n=24) Clear all
Completed Phase 2 Interventional Results available

NAC Phase IIB: A Multi-Center, Phase IIB, Randomized, Placebo-controlled, Double-Blind Study Of The Effects Of N-Acetylcysteine On Redox Changes and Lung Inflammation In Cystic Fibrosis Patients

NCT00809094
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
N-acetylcysteine (NAC), Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
7 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
11
States / cities
Birmingham, Alabama • Stanford, California • Denver, Colorado + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2013 · Synced Oct 3, 2026, 7:32 PM EDT
Active, not recruiting Phase 2 Interventional

A Study in Adult Participants With EoE to Evaluate Vonoprazan 20 mg Compared to Placebo After 12 Weeks and to Evaluate Vonoprazan 20 mg Up to 24 Weeks

NCT06851559
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
Vonoprazan, Placebo
Drug
Lead sponsor
Phathom Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
41
States / cities
Little Rock, Arkansas • Chula Vista, California • Los Angeles, California + 35 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 2 Interventional

Safety and Cognitive Function Study of EVP-6124 in Patients With Mild to Moderate Alzheimer's Disease

NCT01073228
View directory record Official record
Conditions
Alzheimer's Disease, Central Nervous System Diseases, Cognition
Interventions
EVP-6124, Placebo
Drug
Lead sponsor
FORUM Pharmaceuticals Inc
Industry
Eligibility
50 Years to 85 Years
Enrollment
409 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
25
States / cities
Phoenix, Arizona • Chino, California • Costa Mesa, California + 21 more
Source: ClinicalTrials.gov public record
Updated Apr 25, 2014 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

The Effects of a Glutathione Precursor (FT061452),on Serum and Intracellular Glutathione Levels

NCT01251315
View directory record Official record
Conditions
Oxidative Stress
Interventions
Placebo low dose, N Acetyl cysteine, 600mg (low dose), Proimmune 200 (FT061452) 3000mg low dose, Placebo (high dose), N Acetyl cysteine, 1200mg (high dose), FT061452, 6000mg high dose
Drug
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
30 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2014 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 2 Interventional Results available

N-Acetyl Cysteine Plus Behavioral Therapy for Nicotine Dependent Pathological Gamblers

NCT00967005
View directory record Official record
Conditions
Gambling, Tobacco Use Disorder
Interventions
N Acetyl Cysteine, Sugar Pill
Drug · Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 75 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
2
States / cities
New Haven, Connecticut • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 21, 2023 · Synced Oct 3, 2026, 7:32 PM EDT
Withdrawn Phase 2 Interventional

Ladarixin as Adjunctive Therapy to Improve Insulin Sensitivity and Glucometabolic Outcomes in Type 1 Diabetes

NCT05035368
View directory record Official record
Conditions
Type I Diabetes
Interventions
Ladarixin, Placebo
Drug · Other
Lead sponsor
Dompé Farmaceutici S.p.A
Industry
Eligibility
21 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 22, 2023 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

A Randomized, Double-Blind, Placebo-Controlled Study to Evaluate Safety of MEDI-559 in Healthy 1 to <24 Month-Old Children

NCT00767416
View directory record Official record
Conditions
Healthy
Interventions
MEDI-559, Placebo
Biological · Other
Lead sponsor
MedImmune LLC
Industry
Eligibility
1 Month to 23 Months
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
75
States / cities
Greenville, Alabama • Huntsville, Alabama • Mobile, Alabama + 62 more
Source: ClinicalTrials.gov public record
Updated Jul 20, 2016 · Synced Oct 3, 2026, 7:32 PM EDT
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

A First in Human Study of CMND-100 in Healthy and Alcohol Use Disorder (AUD) Subjects

NCT05913752
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
CMND-100
Drug
Lead sponsor
Clearmind Medicine Inc.
Industry
Eligibility
18 Years to 60 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
2
States / cities
New Haven, Connecticut • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability, PK of Oral NYX-2925 in Healthy Volunteers

NCT02834741
View directory record Official record
Conditions
Healthy Volunteers
Interventions
NYX-2925
Drug
Lead sponsor
Aptinyx
Industry
Eligibility
18 Years to 55 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 5, 2017 · Synced Oct 3, 2026, 7:32 PM EDT
Not listed Phase 4 Interventional

Ivabradine for Long-Term Effects of COVID-19 With POTS Cohort

NCT05481177
View directory record Official record
Conditions
Long Haul COVID, Postural Orthostatic Tachycardia Syndrome
Interventions
Ivabradine
Drug
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 80 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 29, 2023 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 2 Interventional Results available

N-Acetylcysteine to Prevent Radiocontrast Nephropathy in Emergency Department Patients

NCT00780962
View directory record Official record
Conditions
Radiocontrast Nephropathy
Interventions
N-Acetylcysteine (NAC), 0.9% Sodium-chloride
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 120 Years
Enrollment
399 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 29, 2024 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 1 Interventional Results available

Early Use of Rosuvastatin in Acute Coronary Syndromes: Targeting Platelet-Leukocyte Interactions

NCT01241903
View directory record Official record
Conditions
Acute Coronary Syndrome, Angioplasty, Transluminal, Percutaneous Coronary, Hydroxymethylglutaryl-CoA Reductase Inhibitors, Blood Platelets
Interventions
rosuvastatin, placebo
Drug
Lead sponsor
Susan Smyth
Other
Eligibility
18 Years to 80 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Mar 28, 2017 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of Sutezolid

NCT03199313
View directory record Official record
Conditions
Tuberculosis, Tuberculosis, Pulmonary
Interventions
Sutezolid, Placebo
Drug
Lead sponsor
Global Alliance for TB Drug Development
Other
Eligibility
19 Years to 50 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Feb 8, 2018 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Not applicable Interventional Results available

The Getting Off App for Methamphetamine-Using Gay and Bisexual Men

NCT03884946
View directory record Official record
Conditions
Methamphetamine Abuse, HIV/AIDS
Interventions
Getting Off App
Other
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
226 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 29, 2026 · Synced Oct 3, 2026, 7:32 PM EDT
Recruiting Phase 1 Interventional

Beta-blocker Administration for Cardiomyocyte Division

NCT04713657
View directory record Official record
Conditions
Tetralogy of Fallot, Double Outlet Right Ventricle
Interventions
N-thymidine, Urine Collection, Echocardiogram, Cardiac MRI (CMR), Propranolol Hydrochloride, Placebo, Physical Exam, Specimen Collection
Other · Procedure · Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
30 Days to 60 Days
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
3
States / cities
New York, New York • Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Oral N-acetylcysteine for Protection of Human Nevi Against UV-induced Oxidative Stress/Damage in Vivo

NCT01612221
View directory record Official record
Conditions
Patients at Risk for Melanoma
Interventions
N-acetylcysteine, Placebo arm
Drug · Other
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 31, 2017 · Synced Oct 3, 2026, 7:32 PM EDT
Terminated Phase 2 Interventional

A Study of RVT-1201 in Patients With Pulmonary Arterial Hypertension (ELEVATE 1)

NCT03924154
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
RVT-1201, Placebo
Drug
Lead sponsor
Altavant Sciences GmbH
Industry
Eligibility
18 Years to 75 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
20
States / cities
Phoenix, Arizona • Sacramento, California • Santa Barbara, California + 17 more
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety, Tolerability, and Pharmacokinetics of Oral EC5026 in Healthy Subjects

NCT04228302
View directory record Official record
Conditions
Healthy Adults
Interventions
EC5026 oral capsule, Placebo oral capsule
Drug · Other
Lead sponsor
EicOsis Human Health Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 1, 2021 · Synced Oct 3, 2026, 7:32 PM EDT
Withdrawn Phase 2 Interventional

Study of the Safety of Two Doses of Investigational Study Drug EVP-6124 in Subjects With Alzheimer's Disease Currently Receiving Memantine

NCT02246075
View directory record Official record
Conditions
Alzheimer's Disease, Dementia, Cognition
Interventions
EVP-6124
Drug
Lead sponsor
FORUM Pharmaceuticals Inc
Industry
Eligibility
55 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2015
U.S. locations
2
States / cities
Delray Beach, Florida • Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Oct 15, 2015 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Not applicable Interventional

Acute Renal Failure Post Liver Transplantation

NCT01907061
View directory record Official record
Conditions
Acute Renal Failure
Interventions
N-acetylcysteine, Placebo
Drug
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years to 71 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 21, 2020 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 1 Interventional

FX-322 in Adults With Severe Sensorineural Hearing Loss

NCT04629664
View directory record Official record
Conditions
Hearing Loss, Sensorineural, Noise Induced Hearing Loss, Sudden Hearing Loss
Interventions
FX-322, Placebo
Drug · Other
Lead sponsor
Frequency Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
7
States / cities
Novi, Michigan • Omaha, Nebraska • Amherst, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2022 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 4 Interventional Results available

Amitiza in Constipation Associated With PD (Parkinson's Disease)

NCT00908076
View directory record Official record
Conditions
Parkinson's Disease
Interventions
LUBIPROSTONE
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 85 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
2
States / cities
Tampa, Florida • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 29, 2022 · Synced Oct 3, 2026, 7:32 PM EDT
Terminated Phase 2 Interventional Results available

MLE4901 vs. Placebo for the Treatment of PCOS

NCT02865915
View directory record Official record
Conditions
Polycystic Ovary Syndrome (PCOS)
Interventions
MLE4901, Placebo
Drug
Lead sponsor
Millendo Therapeutics US, Inc.
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
31
States / cities
Phoenix, Arizona • Jonesboro, Arkansas • Oceanside, California + 27 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 3, 2026, 7:32 PM EDT
Completed Phase 4 Interventional Results available

Parallel-Group Study to Assess the Effect of Rasagiline on Cognition in Patients With Parkinson's Disease

NCT01723228
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Rasagiline, Placebo
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
45 Years to 80 Years
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
40
States / cities
Birmingham, Alabama • Sun City, Arizona • Irvine, California + 34 more
Source: ClinicalTrials.gov public record
Updated Nov 9, 2021 · Synced Oct 3, 2026, 7:32 PM EDT