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ClinicalTrials.gov public records Last synced Oct 20, 2026, 10:09 AM EDT

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Showing 145–168 of 1,833 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo- C Clear all
Completed Phase 2 Interventional

Efficacy and Safety Study for Subjects With Mild-to-Moderate Alzheimer's Disease

NCT00948909
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Placebo, ABT-126, donepezil
Drug
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
55 Years to 90 Years
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
3
States / cities
Fresno, California • West Palm Beach, Florida • Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 31, 2013 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

The Diabetes Prevention Trial of Type 1 Diabetes (DPT-1)

NCT00004984
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Parenteral Insulin, Close Observation, Oral Insulin, Placebo
Drug · Other
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
3 Years to 45 Years
Enrollment
711 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1994 – 2003
U.S. locations
14
States / cities
Los Angeles, California • San Francisco, California • Stanford, California + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 24, 2020 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 4 Interventional Results available

Assessing the Role of "Statin" Therapy and Perioperative Inflammatory Response in Patients Undergoing Major Orthopedic Surgery

NCT00656292
View directory record Official record
Conditions
Perioperative Inflammatory Response
Interventions
Simvastatin, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 19, 2017 · Synced Oct 20, 2026, 10:09 AM EDT
Withdrawn Phase 4 Interventional

Prospective Trial of Oral Vancomycin Therapy vs. Placebo for Prevention of CDI

NCT04241744
View directory record Official record
Conditions
CDI
Interventions
Vancomycin 125 MG po BID
Drug
Lead sponsor
Creighton University
Other
Eligibility
65 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Jan 27, 2020 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 2 Interventional Results available

Safety Study of Ivacaftor in Subjects With Cystic Fibrosis

NCT00457821
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Ivacaftor 25 mg/75 mg, Ivacaftor 75 mg/150 mg, Ivacaftor 150 mg or 250 mg, Placebo
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
13
States / cities
Birmingham, Alabama • Palo Alto, California • Aurora, Colorado + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2012 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 1 Interventional Results available

Safety, Antiviral Activity and PK of MRD of BI 201335 in Chronic Hepatitis C Patients Both Treatment Naive and -Experienced

NCT00793793
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
BI201335, Placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
6
States / cities
San Francisco, California • Baltimore, Maryland • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 5, 2018 · Synced Oct 20, 2026, 10:09 AM EDT
Active, not recruiting Phase 3 Interventional

Placebo-controlled, Study of Concurrent Chemoradiation Therapy With Pembrolizumab Followed by Pembrolizumab and Olaparib in Newly Diagnosed Treatment-Naïve Limited-Stage Small Cell Lung Cancer (LS-SCLC) (MK 7339-013/KEYLYNK-013)

NCT04624204
View directory record Official record
Conditions
Small Cell Lung Cancer
Interventions
Pembrolizumab 200 mg, Pembrolizumab 400 mg, Pembrolizumab placebo (saline), Olaparib 300 mg BID, Olaparib matching placebo, Etoposide 100 mg/m^2, Platinum, investigator's choice, Standard Thoracic Radiotherapy, Prophylactic Cranial Irradiation (PCI)
Biological · Drug · Radiation
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
672 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
35
States / cities
Chandler, Arizona • Loma Linda, California • Washington D.C., District of Columbia + 29 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Evaluation of the Safety and Immunogenicity of a Recombinant Trivalent Nanoparticle Influenza Vaccine With Matrix M-1 Adjuvant (NanoFlu)

NCT03293498
View directory record Official record
Conditions
Influenza
Interventions
NanoFlu, Fluzone HD - Day 0, Fluzone HD - Day 21, Saline - Day 21
Biological · Other
Lead sponsor
Novavax
Industry
Eligibility
60 Years and older
Enrollment
330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
3
States / cities
Raleigh, North Carolina • Rocky Mount, North Carolina • Statesville, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 21, 2022 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess Adverse Events, Tolerability and How Single and Ascending Oral Doses of Nacresertib Move Through the Body In Healthy Adult Participants

NCT07566130
View directory record Official record
Conditions
Healthy Volunteers
Interventions
nacresertib, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 65 Years
Enrollment
93 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Grayslake, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 2 Interventional Results available

Evaluation of Efficacy and Safety of PLN-74809 in Patients With Idiopathic Pulmonary Fibrosis

NCT04396756
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis
Interventions
PLN-74809, Placebo
Drug
Lead sponsor
Pliant Therapeutics, Inc.
Industry
Eligibility
40 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
10
States / cities
Phoenix, Arizona • Los Angeles, California • New Haven, Connecticut + 7 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2024 · Synced Oct 20, 2026, 10:09 AM EDT
Recruiting Phase 2Phase 3 Interventional

A Study to Learn About the Study Medicine Called PF-07275315 in People With Moderate to Severe Chronic Obstructive Pulmonary Disease

NCT07363694
View directory record Official record
Conditions
Moderate to Severe Chronic Obstructive Pulmonary Disease
Interventions
PF-07275315 dose 1, PF-07275315-dose 2, Placebo, PF-07275315-dose 3
Drug
Lead sponsor
Pfizer
Industry
Eligibility
35 Years to 80 Years
Enrollment
1,156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
61
States / cities
Birmingham, Alabama • Dothan, Alabama • Mobile, Alabama + 48 more
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 1Phase 2 Interventional

A 6 Week Pharmacokinetics, Pharmacodynamics, Safety and Tolerability of GK1-399 in Type 2 Diabetes

NCT01474083
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
GK1-399 (formerly TTP399), Placebo
Drug
Lead sponsor
vTv Therapeutics
Industry
Eligibility
18 Years to 75 Years
Enrollment
248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
11
States / cities
Little Rock, Arkansas • Chula Vista, California • DeLand, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 13, 2013 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 4 Interventional

Pilot Study Evaluating Doxercalciferol Replacement Therapy in Kidney Transplant Recipients

NCT00889629
View directory record Official record
Conditions
Chronic Kidney Disease, Kidney Transplantation
Interventions
Doxercalciferol, placebo, 25-OH Vitamin D3
Drug
Lead sponsor
Mariana Markell
Other
Eligibility
18 Years to 65 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Feb 22, 2019 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 3 Interventional Results available

A Study Evaluating Rocatinlimab in Moderate-to-severe Atopic Dermatitis (ROCKET-IGNITE)

NCT05398445
View directory record Official record
Conditions
Atopic Dermatitis
Interventions
Rocatinlimab, Placebo
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 100 Years
Enrollment
769 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
50
States / cities
Birmingham, Alabama • Phoenix, Arizona • Anaheim, California + 44 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Rectal Microbicide Acceptability, Tolerability and Adherence

NCT03671239
View directory record Official record
Conditions
HIV Prevention
Interventions
Placebo rectal insert, Placebo rectal suppository, Placebo rectal douche
Behavioral
Lead sponsor
Microbicide Trials Network
Network
Eligibility
18 Years to 35 Years
Enrollment
217 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
3
States / cities
Birmingham, Alabama • San Francisco, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 20, 2023 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pre-Workout on Exercise Performance and Cognition

NCT02255201
View directory record Official record
Conditions
Healthy
Interventions
Master Performance Blend Dose 1, Master Performance Blend Dose 2, Performance Energy Blend, Energy Blend, Placebo
Dietary Supplement
Lead sponsor
Miami Research Associates
Network
Eligibility
18 Years to 40 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 7, 2015 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 4 Interventional Results available

Effects of Prescription Omega-3 on LDL-C in Primary Hypercholesterolemia

NCT00746811
View directory record Official record
Conditions
Primary Hypercholesterolemia
Interventions
P-OM3, Placebo
Drug
Lead sponsor
Provident Clinical Research
Other
Eligibility
18 Years to 79 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated May 31, 2024 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Not applicable Interventional Results available

Effects of Lubiprostone on Gastrointestinal Transit & pH in Irritable Bowel Syndrome (IBS) With Constipation

NCT01162863
View directory record Official record
Conditions
Irritable Bowel Syndrome, Constipation
Interventions
Lubiprostone, Placebo, Smartpill wireless motility capsule
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 27, 2017 · Synced Oct 20, 2026, 10:09 AM EDT
Recruiting Not applicable Interventional

Safer Still (Exploratory Project 3)

NCT06558409
View directory record Official record
Conditions
Suicide Prevention
Interventions
" Safer Still " Interactive Intervention, Enhanced Usual Care (EUC):
Behavioral · Other
Lead sponsor
Jeff Bridge
Other
Eligibility
18 Years to 90 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 8, 2025 · Synced Oct 20, 2026, 10:09 AM EDT
Withdrawn Phase 4 Interventional

Parenteral Ascorbic Acid Repletion in TransplantatIon

NCT04756063
View directory record Official record
Conditions
Liver Transplant Failure and Rejection
Interventions
Ascorbic acid, Placebo
Drug · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Impact of Smoking Cessation on Sleep - 5

NCT00132821
View directory record Official record
Conditions
Tobacco Use Cessation, Sleep Disorders
Interventions
Bupropion, Transdermal Nicotine Patch, Placebo Bupropion, Placebo transdermal nicotine patch
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
Menlo Park, California
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 2 Interventional Results available

Efficacy, Safety and Tolerability of AIN457 in Patients With Rheumatoid Arthritis (RA) Taking Methotrexate (MTX)

NCT00928512
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Secukinmab, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
237 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
13
States / cities
Mesa, Arizona • Peoria, Arizona • Little Rock, Arkansas + 10 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2015 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 3 Interventional Results available

Tofacitinib In Psoriatic Arthritis Subjects With Inadequate Response to TNF Inhibitors

NCT01882439
View directory record Official record
Conditions
Psoriatic Arthritis
Interventions
Tofacitinib, Placebo
Drug · Other
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
43
States / cities
Birmingham, Alabama • Huntsville, Alabama • Glendale, Arizona + 33 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2017 · Synced Oct 20, 2026, 10:09 AM EDT
Completed Phase 2 Interventional

Safety and Efficacy of VDMN-21 Patch in Subjects With Common Warts

NCT05799157
View directory record Official record
Conditions
Verruca Vulgaris, Warts, Common Wart
Interventions
VDMN-21 Patch Low Dose, VDMN-21 Patch High Dose, Vehicle Patch
Drug
Lead sponsor
Veradermics, Inc.
Industry
Eligibility
9 Years to 65 Years
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
16
States / cities
Fort Smith, Arkansas • San Diego, California • Plainfield, Indiana + 13 more
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Oct 20, 2026, 10:09 AM EDT