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ClinicalTrials.gov public records Last synced Nov 2, 2026, 10:46 PM EST

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Showing 73–96 of 164 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: placebo (PBO) Clear all
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 Nov 2, 2026, 10:46 PM EST
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Low-dose Naltrexone in Combination With a Range of Smoked Marijuana

NCT00743145
View directory record Official record
Conditions
Marijuana Smoking
Interventions
Inactive Marijuana (0% THC), Active Marijuana (5.5% THC), Active Marijuana (6.2% THC), Naltrexone, Placebo naltrexone
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 14, 2018 · Synced Nov 2, 2026, 10:46 PM EST
Completed Not applicable Interventional Accepts healthy volunteers Results available

Heart Rate Variability Biofeedback: It's Role in Asthma Therapeutics

NCT02766374
View directory record Official record
Conditions
Asthma
Interventions
Heart rate variability biofeedback, Placebo
Behavioral
Lead sponsor
Fred Wamboldt, MD
Other
Eligibility
18 Years to 75 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2018
U.S. locations
2
States / cities
Denver, Colorado • Piscataway, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 15, 2019 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 2 Interventional Results available

Prevention Study in Adult Patients Suffering From Migraine Headaches

NCT00742209
View directory record Official record
Conditions
Migraine Disorders, Migraine
Interventions
GSK1838262, Placebo
Drug
Lead sponsor
XenoPort, Inc.
Industry
Eligibility
18 Years and older
Enrollment
526 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
45
States / cities
Birmingham, Alabama • Phoenix, Arizona • Anaheim, California + 37 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2013 · Synced Nov 2, 2026, 10:46 PM EST
Terminated Phase 2 Interventional Results available

An Extension Study of ABBV-8E12 in Early Alzheimer's Disease (AD)

NCT03712787
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Tilavonemab
Drug
Lead sponsor
AbbVie
Industry
Eligibility
57 Years to 88 Years
Enrollment
364 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
32
States / cities
Phoenix, Arizona • Irvine, California • La Jolla, California + 27 more
Source: ClinicalTrials.gov public record
Updated Sep 22, 2022 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Test Bioavailability of of 2 New Formulations of UCB0599 in Healthy Participants in Part A and to Test Safety, Tolerability, and Pharmacokinetic (PK) of UCB0599 in Healthy Japanese and Chinese Participants in Part B

NCT05845645
View directory record Official record
Conditions
Healthy Study Participants
Interventions
UCB0599, Esomeprazole, Placebo
Drug · Other
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years to 55 Years
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Glendale, California
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 1 Interventional Results available

Pharmaco-Magnetic Resonance Spectroscopy (MRS) Study of Clavulanic Acid

NCT04411914
View directory record Official record
Conditions
Cocaine Dependence
Interventions
Clavulanic Acid, Placebo
Drug · Other
Lead sponsor
Temple University
Other
Eligibility
18 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 2 Interventional

A Study of BOS-580 in Obese Subjects at Risk for, or With Biopsy-confirmed, Nonalcoholic Steatohepatitis (NASH) With an Extension

NCT04880031
View directory record Official record
Conditions
Nonalcoholic Steatohepatitis (NASH)
Interventions
Efimosfermin, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 75 Years
Enrollment
231 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
48
States / cities
Birmingham, Alabama • Chandler, Arizona • Peoria, Arizona + 34 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 2 Interventional Results available

Phase 2 Study of NV-5138 in Adults With Treatment Resistant Depression

NCT05066672
View directory record Official record
Conditions
Treatment Resistant Depression
Interventions
NV-5138, matched placebo
Drug
Lead sponsor
Navitor Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bellevue, Washington
Source: ClinicalTrials.gov public record
Updated Apr 17, 2026 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 4 Interventional Results available

Treatment of REM Sleep Behavior Disorder (RBD) With Sodium Oxybate

NCT04006925
View directory record Official record
Conditions
REM Sleep Behavior Disorder, Parkinson Disease
Interventions
Sodium Oxybate, Placebo
Drug · Other
Lead sponsor
Stanford University
Other
Eligibility
40 Years to 85 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 10, 2023 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 1Phase 2 Interventional Results available

Evaluation of Immediate-Release Viloxazine in Adults With ADHD

NCT01107496
View directory record Official record
Conditions
Attention-Deficit/Hyperactivity Disorder (ADHD)
Interventions
IR Viloxazine, Placebo
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
4
States / cities
Bradenton, Florida • Libertyville, Illinois • Owensboro, Kentucky + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Bimekizumab in Subjects With Active Ankylosing Spondylitis

NCT03928743
View directory record Official record
Conditions
Ankylosing Spondylitis
Interventions
Bimekizumab, Placebo
Drug · Other
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years and older
Enrollment
332 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
14
States / cities
Mesa, Arizona • Phoenix, Arizona • Sun City, Arizona + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 2 Interventional

Behavioral Naltrexone Therapy: A Novel Treatment for Heroin Dependence

NCT00332228
View directory record Official record
Conditions
Opiate Dependence
Interventions
depot naltrexone, Compliance enhancement (CE), BNT
Drug · Behavioral
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 26, 2012 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 3 Interventional Results available

Study to Evaluate the EFFECTS of Acetylsalicylic Acid (ASA) on Niaspan®-Induced Flushing in Subjects With Dyslipidemia

NCT00626392
View directory record Official record
Conditions
Dyslipidemia
Interventions
niacin extended-release (NER), aspirin (ASA), aspirin placebo (ASA Pbo)
Drug
Lead sponsor
Abbott
Industry
Eligibility
18 Years and older
Enrollment
277 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
26
States / cities
Huntsville, Alabama • Scottsdale, Arizona • Tucson, Arizona + 22 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2009 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 3 Interventional Results available

A Phase 3 Study of LJPC-501 in Patients With Catecholamine-Resistant Hypotension

NCT02338843
View directory record Official record
Conditions
Catecholamine-resistant Hypotension (CRH), Distributive Shock, High Output Shock, Sepsis
Interventions
LJPC-501, Placebo
Drug
Lead sponsor
La Jolla Pharmaceutical Company
Industry
Eligibility
18 Years and older
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
52
States / cities
Mobile, Alabama • Phoenix, Arizona • Loma Linda, California + 39 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2018 · Synced Nov 2, 2026, 10:46 PM EST
Recruiting Phase 2 Interventional

Safety and Efficacy of Cannabidiol (CBD) for Symptoms of PTSD in Adults

NCT05269459
View directory record Official record
Conditions
PTSD
Interventions
Cannabidiol Administered as Nantheia ATL5, Placebo
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
21 Years to 65 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Nov 2, 2026, 10:46 PM EST
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 Nov 2, 2026, 10:46 PM EST
Terminated Phase 2 Interventional

Dose Ranging Study of ART621 in Subjects Diagnosed With Rheumatoid Arthritis Taking Methotrexate

NCT00928317
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
ART621, Placebo
Drug
Lead sponsor
Arana Therapeutics Ltd
Industry
Eligibility
18 Years to 80 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
6
States / cities
Tampa, Florida • Springfield, Illinois • Lincoln, Nebraska + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 6, 2010 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 2 Interventional Results available

A Study of Telaprevir (VX-950), Pegasys and Copegus in Hepatitis C (PROVE3)

NCT00420784
View directory record Official record
Conditions
Hepatitis C
Interventions
Telaprevir, Ribavirin, Pegylated Interferon Alfa 2a, Matching Placebo
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
465 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
41
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 35 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2014 · Synced Nov 2, 2026, 10:46 PM EST
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 Nov 2, 2026, 10:46 PM EST
Completed Phase 2 Interventional Results available

PRO 140 by IV Administration in Adults With HIV-1 Infection

NCT00613379
View directory record Official record
Conditions
HIV Infections
Interventions
PRO 140, Placebo
Drug
Lead sponsor
CytoDyn, Inc.
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Tarrytown, New York
Source: ClinicalTrials.gov public record
Updated Jul 15, 2016 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 2 Interventional Accepts healthy volunteers Results available

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

NCT03288454
View directory record Official record
Conditions
Healthy
Interventions
Ciraparantag, Placebo, Apixaban
Drug
Lead sponsor
Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals, Inc.
Industry
Eligibility
50 Years to 75 Years
Enrollment
60 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 Nov 2, 2026, 10:46 PM EST
Completed Phase 3 Interventional Results available

A Study With a Initial Treatment Period Followed by a Randomized-withdrawal Period to Evaluate the Efficacy and Safety of Bimekizumab in Adult Subjects With Moderate to Severe Chronic Plaque Psoriasis

NCT03410992
View directory record Official record
Conditions
Chronic Plaque Psoriasis, Moderate to Severe Chronic Plaque Psoriasis, Psoriatic Arthritis
Interventions
Bimekizumab, Placebo
Drug · Other
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years and older
Enrollment
435 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
20
States / cities
San Diego, California • Santa Monica, California • Fort Myers, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Nov 2, 2026, 10:46 PM EST
Completed Phase 3 Interventional Results available

Study of Efficacy, Safety and Tolerability of Levodopa-Carbidopa Intestinal Gel in Levodopa-Responsive Parkinson's Subjects

NCT00660387
View directory record Official record
Conditions
Advanced Parkinson's Disease
Interventions
Levodopa carbidopa intestinal gel (LCIG), Placebo Gel, Levodopa-carbidopa (LC) oral encapsulated immediate release (IR) tablets, Placebo (PBO) oral capsules, CADD-Legacy® 1400 ambulatory infusion pump, PEG tube, J-tube
Drug · Device
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
30 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
11
States / cities
Birmingham, Alabama • Fountain Valley, California • Oceanside, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 16, 2015 · Synced Nov 2, 2026, 10:46 PM EST