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ClinicalTrials.gov public records Last synced Sep 30, 2026, 2:34 AM EDT

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Showing 25–48 of 163 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo (Pbo) Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cannabinoid Control of Fear Extinction Neural Circuits in Post-traumatic Stress Disorder

NCT02069366
View directory record Official record
Conditions
Post-Traumatic Stress Disorder
Interventions
Dronabinol, Placebo
Drug
Lead sponsor
Wayne State University
Other
Eligibility
21 Years to 45 Years
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional Results available

12 / 48 Week Pivotal PFT vs PBO in COPD I

NCT00782210
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Olodaterol (BI1744), placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
625 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
21
States / cities
Jasper, Alabama • Berkeley, California • Los Angeles, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2014 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional Results available

A Study to Test Efficacy and Safety of Rozanolixizumab in Adult Patients With Generalized Myasthenia Gravis

NCT03971422
View directory record Official record
Conditions
Generalized Myasthenia Gravis
Interventions
Rozanolixizumab, Placebo
Drug · Other
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
30
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Los Angeles, California + 23 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 2 Interventional

Extended-Release Naltrexone and Monthly Extended-Release Buprenorphine for Cocaine Use Disorder (CURB-2)

NCT05262270
View directory record Official record
Conditions
Cocaine Use Disorder
Interventions
Extended-Release Naltrexone, Extended Release Buprenorphine, Placebo (PLB) Injectable matched to XR-NTX, Placebo (PLB) Injectable matched to XR-BUP
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
427 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
12
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 21, 2025 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional Results available

6-mo. Min Eff Dose of Flibanserin: 25 v 50 mg Bid v 50 mg hs v Pbo in Younger Women in NA

NCT00360243
View directory record Official record
Conditions
Sexual Dysfunctions, Psychological
Interventions
flibanserin, placebo
Drug
Lead sponsor
Sprout Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
1,385 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
81
States / cities
Huntsville, Alabama • Mobile, Alabama • Tucson, Arizona + 69 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2016 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional Results available

A Safety and Effectiveness Study of Telaprevir in Chronic, Genotype 1, Hepatitis C Patients That Failed Previous Standard Treatment

NCT00703118
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
Telaprevir, Peg-IFN-alfa-2a, Ribavirin, Placebo
Drug
Lead sponsor
Tibotec BVBA
Industry
Eligibility
18 Years to 70 Years
Enrollment
663 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
31
States / cities
Birmingham, Alabama • Coronado, California • La Jolla, California + 28 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2014 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional Results available

Evaluation of SPN-812 (Viloxazine Extended-release Capsule) in Adults With ADHD

NCT04016779
View directory record Official record
Conditions
Attention-Deficit/Hyperactivity Disorder (ADHD)
Interventions
Placebo, SPN-812
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
374 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
37
States / cities
Garden Grove, California • Los Alamitos, California • Newport Beach, California + 32 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2022 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 2 Interventional Results available

Phase 2 Study of VX-950, Pegasys®, and Copegus® in Hepatitis C

NCT00336479
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
Telaprevir, Ribavirin, Pegylated Interferon Alfa 2a, Placebo
Drug · Other
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 65 Years
Enrollment
263 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
36
States / cities
Phoenix, Arizona • Los Angeles, California • Palo Alto, California + 28 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2014 · Synced Sep 30, 2026, 2:34 AM EDT
Not yet recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Synaptic Mechanisms of Intermittent Theta Burst Stimulation for Major Depressive Disorder

NCT07593222
View directory record Official record
Conditions
Major Depression, Healthy Participants
Interventions
Sham iTBS, TMS, D-cycloserine, Dextromethophan, Placebo
Device · Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 2Phase 3 Interventional

A Study to Investigate the Efficacy and Safety of Efgartigimod PH20 SC in Adult Participants With Active Idiopathic Inflammatory Myopathy.

NCT05523167
View directory record Official record
Conditions
Active Idiopathic Inflammatory Myopathy, Myositis, Dermatomyositis, Polymyositis, Immune-Mediated Necrotizing Myopathy, Antisynthetase Syndrome
Interventions
EFG PH20 SC, PBO
Biological · Other
Lead sponsor
argenx
Industry
Eligibility
18 Years and older
Enrollment
265 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
40
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Beverly Hills, California + 35 more
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional

Efficacy and Safety APT-1011 in Adolescent Subjects With Eosinophilic Esophagitis (EoE) - A Sub-Study of the FLUTE-2 Trial

NCT05083312
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
APT-1011, Placebo oral tablet
Drug
Lead sponsor
Ellodi Pharmaceuticals, LP
Industry
Eligibility
12 Years to 17 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Indianapolis, Indiana • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional

Further Studies of Attention Deficit Disorder - Residual Type (RT)

NCT00693212
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
methylphenidate, placebo
Drug
Lead sponsor
University of Utah
Other
Eligibility
21 Years to 55 Years
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1986 – 1994
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 6, 2008 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 4 Interventional Results available

A Pilot of Methylphenidate in Mild Cognitive Impairment and Dementia Participants.

NCT03811847
View directory record Official record
Conditions
Alzheimer Dementia
Interventions
Methylphenidate Extended Release Oral Capsule, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
55 Years to 95 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 2, 2023 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 2 Interventional Results available

Study of PRO 140 by Subcutaneous Administration in Adult Subjects With HIV -1 Infection

NCT00642707
View directory record Official record
Conditions
HIV -1 Infection, HIV Infections
Interventions
PRO 140 (humanized monoclonal antibody to CCR5), Placebo Comparator
Drug
Lead sponsor
CytoDyn, Inc.
Industry
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Tarrytown, New York
Source: ClinicalTrials.gov public record
Updated Jan 14, 2016 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Phase 2 Study of Rivaroxaban Reversal by Ciraparantag as Measured by WBCT

NCT03172910
View directory record Official record
Conditions
Healthy
Interventions
Ciraparantag, Placebo, Rivaroxaban
Drug
Lead sponsor
Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals, Inc.
Industry
Eligibility
50 Years to 75 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Secaucus, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 2, 2025 · Synced Sep 30, 2026, 2:34 AM EDT
Not yet recruiting Phase 1Phase 2 Interventional

Wayne State Warriors Marijuana Clinical Research Program: Cannabinoid Adjunct to Prolonged Exposure & Recovery

NCT06222268
View directory record Official record
Conditions
PTSD, Post Traumatic Stress Disorder, Suicide, Cannabis Use
Interventions
Cannabidiol (CBD) only, Placebo only, Delta-9-tetrahydrocannabinol (THC) only, THC:CBD 1:1
Drug
Lead sponsor
Leslie Lundahl
Other
Eligibility
18 Years to 60 Years
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional Results available

Evaluation of SPN-812 (Viloxazine Extended-release Capsule) Low Dose in Children With ADHD

NCT03247530
View directory record Official record
Conditions
ADHD
Interventions
Placebo, 100mg SPN-812, 200mg SPN-812
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
6 Years to 11 Years
Enrollment
477 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
7
States / cities
Dothan, Alabama • Hialeah, Florida • Meridian, Idaho + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2021 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional Results available

LDL-C Assessment With PCSK9 Monoclonal Antibody Inhibition Combined With Statin Therapy-2

NCT01763866
View directory record Official record
Conditions
Hyperlipidemia
Interventions
Evolocumab, Ezetimibe, Placebo to Evolocumab, Placebo to Ezetimibe, Atorvastatin, Rosuvastatin, Simvastatin
Biological · Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 80 Years
Enrollment
2,067 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
65
States / cities
Birmingham, Alabama • Glendale, Arizona • Tucson, Arizona + 58 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2022 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 4 Interventional Results available

Study of the Optimal Protocol for Methotrexate and Adalimumab Combination Therapy in Early Rheumatoid Arthritis

NCT00420927
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
adalimumab, methotrexate, placebo
Biological · Drug
Lead sponsor
Abbott
Industry
Eligibility
18 Years and older
Enrollment
1,032 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
49
States / cities
Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 45 more
Source: ClinicalTrials.gov public record
Updated Apr 18, 2012 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional Results available

Rollover Study to Evaluate the Safety and Efficacy of Long-term Treatment With Lumacaftor in Combination With Ivacaftor

NCT02544451
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
LUM/IVA
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
6 Years and older
Enrollment
246 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
37
States / cities
Birmingham, Alabama • Tucson, Arizona • Long Beach, California + 34 more
Source: ClinicalTrials.gov public record
Updated May 24, 2021 · Synced Sep 30, 2026, 2:34 AM EDT
Withdrawn Not applicable Interventional

Effects of CBD Oil on Memory Reconsolidation and Trauma-Related Symptoms

NCT05892276
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Trauma Memory Reactivation, Cannabidiol (CBD) Broad-Spectrum Oil, Placebo Oil
Behavioral · Dietary Supplement
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jan 9, 2024 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Bimekizumab Compared to an Active Comparator in Adult Subjects With Moderate to Severe Chronic Plaque Psoriasis

NCT03536884
View directory record Official record
Conditions
Chronic Plaque Psoriasis, Moderate to Severe Chronic Plaque Psoriasis
Interventions
Bimekizumab, Secukinumab, Placebo
Drug · Other
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years and older
Enrollment
743 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
25
States / cities
Santa Ana, California • Danbury, Connecticut • Ocala, Florida + 20 more
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 2 Interventional Results available

Ganaxolone in Posttraumatic Stress Disorder (PTSD)

NCT01339689
View directory record Official record
Conditions
PTSD
Interventions
Ganaxolone, Placebo
Drug
Lead sponsor
Marinus Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
8
States / cities
San Diego, California • Washington D.C., District of Columbia • Boston, Massachusetts + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 29, 2022 · Synced Sep 30, 2026, 2:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Crossover Study to Evaluate the Effect of Lemborexant Versus Placebo and Zolpidem on Postural Stability, Auditory Awakening Threshold, and Cognitive Performance in Healthy Subjects 55 Years and Older

NCT03008447
View directory record Official record
Conditions
Healthy Subjects
Interventions
LEM5, LEM10, ZOL, PBO
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
55 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
4
States / cities
Atlanta, Georgia • New York, New York • Raleigh, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2019 · Synced Sep 30, 2026, 2:34 AM EDT