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ClinicalTrials.gov public records Last synced Oct 4, 2026, 9:23 PM EDT

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Showing 25–48 of 850 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo capsules twice a day Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of Lactobacillus Rhamnosus GG Versus Placebo in Elderly Subjects Receiving Live Attenuated Influenza Vaccine

NCT01545349
View directory record Official record
Conditions
Healthy, Influenza
Interventions
Lactobacillus rhamnosus GG ATCC 53103 (LGG), Placebo, Live attenuated influenza vaccine
Biological
Lead sponsor
Patricia L. Hibberd
Other
Eligibility
65 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Oct 4, 2026, 9:23 PM EDT
Terminated Phase 1Phase 2 Interventional

Nicotinamide Riboside for Diabetic Neuropathy

NCT03685253
View directory record Official record
Conditions
Diabetic Neuropathy Peripheral
Interventions
Niagen, Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
30 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Targeting Inflammation to Treat Cardiovascular Aging

NCT01775865
View directory record Official record
Conditions
Vascular Stiffness, Endothelial Dysfunction, Diastolic Dysfunction
Interventions
Salsalate, Placebo (for salsalate)
Drug
Lead sponsor
Gary L. Pierce
Other
Eligibility
18 Years to 79 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated May 31, 2018 · Synced Oct 4, 2026, 9:23 PM EDT
Active, not recruiting Phase 3 Interventional

Safety and Efficacy of AT-001 in Patients With Diabetic Cardiomyopathy

NCT04083339
View directory record Official record
Conditions
Diabetic Cardiomyopathies
Interventions
AT-001, Placebo
Drug
Lead sponsor
Applied Therapeutics, Inc.
Industry
Eligibility
40 Years and older
Enrollment
675 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
28
States / cities
Beverly Hills, California • La Jolla, California • Lincoln, California + 20 more
Source: ClinicalTrials.gov public record
Updated Dec 8, 2022 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of BIBF 1120 at High Dose in Idiopathic Pulmonary Fibrosis Patients II

NCT01335477
View directory record Official record
Conditions
Pulmonary Fibrosis
Interventions
placebo, BIBF 1120
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
551 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
27
States / cities
Scottsdale, Arizona • San Francisco, California • Santa Barbara, California + 23 more
Source: ClinicalTrials.gov public record
Updated Jul 25, 2016 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 2 Interventional Results available

Phase 2 Trial of a Nicotinic Agonist in Schizophrenia

NCT00100165
View directory record Official record
Conditions
Schizophrenia
Interventions
Placebo, 3-(2,4 dimethoxybenzylidene anabaseine) 150 mg, 3-(2,4 dimethoxybenzylidene anabaseine) 75 mg
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 29, 2020 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 3 Interventional Results available

A 17-Week Trial To Assess Pregabalin For The Treatment Of Nerve Pain Due To Spinal Cord Injury

NCT00407745
View directory record Official record
Conditions
Neuralgia, Spinal Cord Injuries
Interventions
placebo, pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
22
States / cities
Phoenix, Arizona • Fresno, California • Napa, California + 15 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2021 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 2 Interventional

Antioxidant Therapy in Lean and Obese Asthmatics

NCT01317563
View directory record Official record
Conditions
Asthma
Interventions
Vitamins A, E, C & Selenium, Placebo
Dietary Supplement
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
12 Years to 25 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 22, 2016 · Synced Oct 4, 2026, 9:23 PM EDT
Terminated Phase 2 Interventional Results available

Standard of Care (SOC) With or Without CTS-1027 in Hepatitis C (HCV) Null-Responders

NCT01273064
View directory record Official record
Conditions
Hepatitis C
Interventions
CTS-1027, pegylated interferon, Ribavirin, Placebo
Drug
Lead sponsor
Conatus Pharmaceuticals Inc.
Industry
Eligibility
18 Years and older
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
45
States / cities
Birmingham, Alabama • Coronado, California • La Jolla, California + 33 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2012 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Early Phase 1 Interventional Results available

Zinc Effect on Inflammation and Cardiovascular Risk in HIV

NCT05085834
View directory record Official record
Conditions
Inflammation, Cardiovascular Diseases, Zinc Deficiency
Interventions
Zinc Gluconate, Placebo
Drug
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced Oct 4, 2026, 9:23 PM EDT
Not yet recruiting Phase 4 Interventional

Impact of Probiotics on Gut Microbiome During Antibiotic Prophylaxis in Elective Orthopedic Surgery

NCT06791993
View directory record Official record
Conditions
Dysbiosis, Gut -microbiota, Microbiome Analysis, Probiotic, Antibiotic Prophylaxis
Interventions
Placebo Capsule, Probiotic with Human Milk Oligosaccharides (HMO)
Drug · Dietary Supplement
Lead sponsor
Acibadem Maslak Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 24, 2025 · Synced Oct 4, 2026, 9:23 PM EDT
Recruiting Phase 3 Interventional

BHB-1893 Versus Metoprolol for Symptomatic Obstructive Hypertrophic Cardiomyopathy

NCT07755904
View directory record Official record
Conditions
Cardiomyopathy, Hypertrophic Obstructive
Interventions
BHB-1893, Metoprolol
Drug
Lead sponsor
Braveheart Bio, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
3
States / cities
Manhasset, New York • Rock Hill, South Carolina • Plano, Texas
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 2 Interventional Results available

A Study of GLWL-01 in Patients With Prader-Willi Syndrome

NCT03274856
View directory record Official record
Conditions
Prader-Willi Syndrome
Interventions
GLWL-01, Placebo
Drug
Lead sponsor
GLWL Research Inc.
Other
Eligibility
16 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
4
States / cities
San Diego, California • Gainesville, Florida • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2020 · Synced Oct 4, 2026, 9:23 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Safety and Tolerability Study of VVZ-2471 in Healthy Volunteers

NCT07531316
View directory record Official record
Conditions
Healthy Controls
Interventions
Placebo pills for 14-day intervention, VVZ-2471 for 14-day intervention
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Valproic Acid in Subjects With Intact Cognition - Proof of Concept Study

NCT01729598
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Valproic Acid, Placebo
Drug
Lead sponsor
Gregory Jicha, 323-5550
Other
Eligibility
65 Years to 90 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 9, 2019 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 3 Interventional Results available

A Study of Oseltamivir (Tamiflu) for Treatment of Influenza in Immunocompromised Participants.

NCT00545532
View directory record Official record
Conditions
Influenza, Human
Interventions
oseltamivir, placebo
Drug · Other
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
1 Year and older
Enrollment
228 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
60
States / cities
Birmingham, Alabama • Beverly Hills, California • Burbank, California + 44 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2018 · Synced Oct 4, 2026, 9:23 PM EDT
Recruiting Phase 2 Interventional

Repurposing Valsartan May Protect Against Pulmonary Hypertension

NCT06053580
View directory record Official record
Conditions
Pulmonary Arterial Hypertension, Right Heart Failure, Right Ventricular Dysfunction, Pulmonary Vascular Disorder
Interventions
Valsartan 40 mg, Placebo
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 3 Interventional Results available

Safety of Indacaterol in Patients (≥ 12 Years) With Moderate to Severe Persistent Asthma

NCT00529529
View directory record Official record
Conditions
Asthma
Interventions
Indacaterol 300 μg, Salmeterol 50 μg, Placebo to indacaterol, Placebo to salmeterol
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
12 Years and older
Enrollment
805 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
56
States / cities
Glendale, Arizona • Phoenix, Arizona • Encinitas, California + 44 more
Source: ClinicalTrials.gov public record
Updated Aug 29, 2011 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Nabilone for Cannabis Dependence: A Pilot Study

NCT01347762
View directory record Official record
Conditions
Cannabis Dependence, Marijuana Dependence
Interventions
Nabilone, Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 1, 2018 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 2 Interventional Results available

N-Acetylcysteine for Adolescent Alcohol Use Disorder

NCT03707951
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
N-acetylcysteine, Placebo oral capsule
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
13 Years to 25 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 8, 2025 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Phase 2 Interventional

Efficacy and Safety of SAR292833 Administration for 4 Weeks in Patients With Chronic Peripheral Neuropathic Pain

NCT01463397
View directory record Official record
Conditions
Neuropathic Pain
Interventions
SAR292833, placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 85 Years
Enrollment
191 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
28
States / cities
Tucson, Arizona • Garden Grove, California • Newport Beach, California + 24 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2016 · Synced Oct 4, 2026, 9:23 PM EDT
Terminated Phase 4 Interventional

Celebrex Total Knee Arthroplasty Study

NCT00359151
View directory record Official record
Conditions
Osteoarthritis, Pain
Interventions
Celecoxib, Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
7
States / cities
Aurora, Colorado • Englewood, Colorado • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2021 · Synced Oct 4, 2026, 9:23 PM EDT
Completed Not applicable Interventional Results available

Methylphenidate for Depressed Cancer Patients Receiving Palliative Care

NCT00129467
View directory record Official record
Conditions
Depression, Palliative Care, Cancer, Mental Disorder
Interventions
Methylphenidate, Placebo, Selective Serotonin Uptake Inhibitor (SSRI)
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 24, 2015 · Synced Oct 4, 2026, 9:23 PM EDT
Withdrawn Phase 3 Interventional

A Study to Assess Adverse Events and Change in Disease Condition of Mesalamine Capsules in Children Aged 5 to 17 Years With Ulcerative Colitis

NCT05316220
View directory record Official record
Conditions
Ulcerative Colitis (UC)
Interventions
Mesalamine, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
5 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
8
States / cities
Washington D.C., District of Columbia • Jacksonville, Florida • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Oct 4, 2026, 9:23 PM EDT