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ClinicalTrials.gov public records Last synced Oct 21, 2026, 9:36 AM EDT

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Showing 145–166 of 166 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: PBO Clear all
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 Oct 21, 2026, 9:36 AM EDT
Completed Phase 4 Interventional Results available

Effects of Delta-9 Tetrahydrocannabinol (THC) on Retention of Memory for Fear Extinction Learning in PTSD: R61 Study

NCT03008005
View directory record Official record
Conditions
PostTraumatic Stress Disorder
Interventions
Placebo Oral Capsule, Dronabinol Cap 5 milligrams (MG), Dronabinol Cap 10 milligrams (MG)
Drug
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 50 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 22, 2025 · Synced Oct 21, 2026, 9:36 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 Oct 21, 2026, 9:36 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 Oct 21, 2026, 9:36 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 Oct 21, 2026, 9:36 AM EDT
Completed Phase 3 Interventional Results available

An Efficacy and Safety Study of Golimumab (CNTO 148) in Participants With Moderately to Severely Active Ulcerative Colitis

NCT00488631
View directory record Official record
Conditions
Colitis, Ulcerative
Interventions
Placebo, Golimumab 50 mg, Golimumab 100 mg, Golimumab 200 mg
Biological
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older
Enrollment
1,228 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
96
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Anaheim, California + 93 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2016 · Synced Oct 21, 2026, 9:36 AM EDT
Not listed Phase 1Phase 2 Interventional

Impact of CBD-Rich Oil on Aversive Memory Reconsolidation

NCT04726475
View directory record Official record
Conditions
Anxiety and Fear
Interventions
Interoceptive Aversive Memory Reactivation, Cannabidiol (CBD)-Rich Broad Spectrum Hemp Extract Oil, Placebo Oil
Behavioral · Dietary Supplement
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jan 19, 2022 · Synced Oct 21, 2026, 9:36 AM EDT
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 Oct 21, 2026, 9:36 AM EDT
Completed Phase 3 Interventional Results available

A Study to Test the Efficacy and Safety of Bimekizumab in the Treatment of Subjects With Active Psoriatic Arthritis

NCT03895203
View directory record Official record
Conditions
Psoriatic Arthritis
Interventions
Bimekizumab, Adalimumab, Placebo
Drug · Other
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years and older
Enrollment
852 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
25
States / cities
Phoenix, Arizona • San Diego, California • Tustin, California + 22 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 21, 2026, 9:36 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Safety and Tolerability, and Pharmacokinetics of UCB0022 in Healthy Caucasian, Japanese, and Chinese Participants

NCT06970301
View directory record Official record
Conditions
Healthy Study Participants
Interventions
glovadalen, Placebo
Drug · Other
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Glendale, California
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 21, 2026, 9:36 AM EDT
Terminated Phase 3 Interventional Results available

Cardiovascular Outcomes Study of Naltrexone SR/Bupropion SR in Overweight and Obese Subjects With Cardiovascular Risk Factors (The Light Study)

NCT01601704
View directory record Official record
Conditions
Obesity, Overweight
Interventions
NB32, PBO, Weight Management Program
Drug · Behavioral
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
45 Years and older
Enrollment
8,910 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
224
States / cities
Birmingham, Alabama • Dothan, Alabama • Mobile, Alabama + 221 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2017 · Synced Oct 21, 2026, 9:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Placebo Controlled Study of Atomoxetine in the Treatment of Mild to Moderate Cognitive Difficulties in Menopausal Women

NCT00611533
View directory record Official record
Conditions
Menopause, Cognitive Disturbances
Interventions
atomoxetine, placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
45 Years to 60 Years · Female only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Oct 21, 2026, 9:36 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 Oct 21, 2026, 9:36 AM EDT
Recruiting Phase 4 Interventional

Aβ Dynamics in LLMD

NCT05004987
View directory record Official record
Conditions
Alzheimer Disease, Major Depressive Disorder
Interventions
Escitalopram Oxalate, Placebo
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
60 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
New York, New York • Orangeburg, New York
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 21, 2026, 9:36 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 Oct 21, 2026, 9:36 AM EDT
Completed Phase 3 Interventional Results available

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

NCT03247543
View directory record Official record
Conditions
ADHD
Interventions
Placebo, 200mg SPN-812, 400mg SPN-812
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
6 Years to 11 Years
Enrollment
313 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
10
States / cities
Long Beach, California • Lauderhill, Florida • Orlando, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2021 · Synced Oct 21, 2026, 9:36 AM EDT
Completed Phase 3 Interventional Results available

A Maintenance Study of Mirikizumab in Participants With Moderately to Severely Active Ulcerative Colitis

NCT03524092
View directory record Official record
Conditions
Ulcerative Colitis
Interventions
Mirikizumab SC, Mirikizumab IV, Placebo SC
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 80 Years
Enrollment
1,328 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
57
States / cities
Dothan, Alabama • Litchfield Park, Arizona • Phoenix, Arizona + 51 more
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Oct 21, 2026, 9:36 AM EDT
Not listed Phase 2 Interventional

Tomivosertib Combined With Pembrolizumab in Subjects With PD-L1 Positive NSCLC (KICKSTART)

NCT04622007
View directory record Official record
Conditions
Non-small Cell Lung Cancer
Interventions
Tomivosertib, Pembrolizumab, Pemetrexed
Drug · Biological
Lead sponsor
Effector Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
131
States / cities
Daphne, Alabama • Mobile, Alabama • Glendale, Arizona + 105 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2024 · Synced Oct 21, 2026, 9:36 AM EDT
Active, not recruiting Early Phase 1 Interventional

Effects of Intravenous (IV) Citalopram Hydrochloride During Transcranial Magnetic Stimulation in Major Depressive Disorder (MDD)

NCT04846829
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Placebo, intermittent theta burst stimulation, intravenous citalopram hydrochloride (CIT), continuous theta burst stimulation
Drug · Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 21, 2026, 9:36 AM EDT
Completed Phase 3 Interventional Results available

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

NCT03370133
View directory record Official record
Conditions
Chronic Plaque Psoriasis, Moderate to Severe Chronic Plaque Psoriasis, Psoriatic Arthritis
Interventions
Bimekizumab, Ustekinumab, Placebo
Drug · Other
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years and older
Enrollment
567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
25
States / cities
Phoenix, Arizona • Bakersfield, California • San Diego, California + 22 more
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Oct 21, 2026, 9:36 AM EDT
Completed Phase 3 Interventional Results available

12 / 48 wk Pivotal PFT vs PBO in COPD II

NCT00782509
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Olodaterol (BI 1744), Placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
40 Years and older
Enrollment
644 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
28
States / cities
Mobile, Alabama • Wheat Ridge, Colorado • Waterbury, Connecticut + 23 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2014 · Synced Oct 21, 2026, 9:36 AM EDT
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 Oct 21, 2026, 9:36 AM EDT