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Showing 1–24 of 92 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 2 Interventional Accepts healthy volunteers Results available

Staccato Loxapine in Migraine (in Clinic)

NCT00489476
View directory record Official record
Conditions
Migraine
Interventions
Staccato Loxapine, Staccato Placebo
Drug
Lead sponsor
Alexza Pharmaceuticals, Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Wellesley Hills, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 5, 2017 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Dihydrocapsiate on Energy Expenditure in Women

NCT01773356
View directory record Official record
Conditions
Obesity
Interventions
Dihydrocapsiate
Dietary Supplement
Lead sponsor
Ellen Evans
Other
Eligibility
25 Years to 45 Years · Female only
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cannabidiol and Focus Study (CBD-Focus)

NCT05189275
View directory record Official record
Conditions
Healthy
Interventions
Daily Beverage Intervention
Dietary Supplement
Lead sponsor
University of Northern Colorado
Other
Eligibility
18 Years to 50 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Greeley, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 25, 2023 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Phase 2 Interventional Results available

Strategies to Reduce Antipsychotic-Associated Weight Gain in Youth

NCT00617240
View directory record Official record
Conditions
Weight Gain
Interventions
metformin, placebo
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
10 Years to 17 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 10, 2014 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Phase 2 Interventional

Classroom Study to Assess Efficacy and Safety of MTS in Pediatric Patients Aged 6-12 With ADHD

NCT00466791
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Methylphenidate Transdermal System
Drug
Lead sponsor
Noven Therapeutics
Industry
Eligibility
6 Years to 12 Years
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2015 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Safety & Effectiveness of a Nasal Spray to Treat Seasonal Allergies

NCT00719862
View directory record Official record
Conditions
Seasonal Allergic Rhinitis
Interventions
Placebo nasal spray, 0.15% azelastine hydrochloride Nasal Spray
Drug
Lead sponsor
Meda Pharmaceuticals
Industry
Eligibility
12 Years and older · Female only
Enrollment
481 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
34
States / cities
Huntington Beach, California • Long Beach, California • San Diego, California + 30 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2010 · Synced Sep 13, 2026, 2:49 PM EDT
Terminated Phase 2 Interventional Results available

Baclofen Effects on Smoking Urge and Withdrawal

NCT00257894
View directory record Official record
Conditions
Nicotine Use Disorder, Nicotine Dependence, Smoking, Tobacco Use Disorder
Interventions
Baclofen, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Nov 3, 2015 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Phase 2 Interventional Results available

Safety, Tolerability, and Treatment Effect of Belnacasan in Patients With COVID-19

NCT05164120
View directory record Official record
Conditions
COVID-19
Interventions
Belnacasan, Placebo
Drug
Lead sponsor
MedStar Health
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 13, 2026, 2:49 PM EDT
Active, not recruiting Phase 2 Interventional

Assessment of N-Acetylcysteine as Therapy for Myalgic Encephalomyelitis/Chronic Fatigue Syndrome

NCT04542161
View directory record Official record
Conditions
Chronic Fatigue Syndrome, Myalgic Encephalomyelitis
Interventions
NAC 900mg/day, NAC 3600mg/day, NAC 0mg/day (Placebo)
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
21 Years to 60 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Not applicable Interventional Results available

Pain Inflammation and Cannabis in HIV

NCT05554146
View directory record Official record
Conditions
HIV Infections, Neuropathic Pain, Cannabis
Interventions
Receipt of Coupon for Placebo Soft-Gel Capsule, Receipt of Coupon for High THC Soft-Gel Capsule, Receipt of Coupon for Equal THC and CBD Soft-Gel Capsule, Receipt of Coupon for High CBD Soft-Gel Capsule
Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 100 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Sep 13, 2026, 2:49 PM EDT
Terminated Phase 1 Interventional

Interactions Between Intravenous (IV) Cocaine and Lofexidine

NCT01148992
View directory record Official record
Conditions
Cocaine Related Disorders
Interventions
Lofexidine, Placebo
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
San Francisco, California • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Phase 1 Interventional Results available

Evaluation of Safety and Reduction of Ear Pain in Adults With Acute Otitis Media and Reduction of Ear Pain in Adults With Acute Otitis Media

NCT03766373
View directory record Official record
Conditions
Acute Otitis Media
Interventions
Drug: OP0201 20mg, Drug: Placebo 0mg
Combination Product
Lead sponsor
Novus Therapeutics, Inc
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
2
States / cities
Bellflower, California • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Dec 4, 2019 · Synced Sep 13, 2026, 2:49 PM EDT
Withdrawn Phase 2 Interventional

Development of a Selective ALDH2 Inhibitor to Treat AUD

NCT04311294
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
ANS-6637 Low Dose, ANS-6637 High Dose, Matched Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 24, 2021 · Synced Sep 13, 2026, 2:49 PM EDT
Not yet recruiting Phase 2 Interventional

NAC-REPAIR for Post-surgical Pain

NCT07227649
View directory record Official record
Conditions
Carpal Tunnel Surgery, Trigger Finger Disorder, De Quervain Syndrome, Guyon's Canal, Dupuytren Contracture, Morton Neuroma, Tarsal Tunnel Syndrome, Plantar Fasciopathy, Peroneal Nerve Entrapment
Interventions
NAC, NAC 0mg/day (Placebo)
Drug
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 13, 2026, 2:49 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

The Effects of Vitamin C on Acute-Exercise in Postmenopausal Females

NCT07109115
View directory record Official record
Conditions
Females, Males, Menopause, Sedentary, Healthy Participants
Interventions
Vitamin C (Ascorbic Acid)
Dietary Supplement
Lead sponsor
University of Virginia
Other
Eligibility
45 Years and older
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Inclisiran as Monotherapy in Patients With Primary Hypercholesterolemia Not Receiving Lipid-lowering Therapy.

NCT05763875
View directory record Official record
Conditions
Hypercholesterolemia
Interventions
Inclisiran, Ezetimibe, Matching Placebo for Inclisiran, Matching Placebo for Ezetimibe
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
22
States / cities
Birmingham, Alabama • Dothan, Alabama • DeLand, Florida + 19 more
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Sep 13, 2026, 2:49 PM EDT
Recruiting Phase 3 Interventional

Lemborexant Treatment of Insomnia Linked to Epilepsy

NCT06262594
View directory record Official record
Conditions
Epilepsy, Sleep
Interventions
Lemborexant, Placebo
Drug
Lead sponsor
University of Manitoba
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 12, 2025 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Modafinil vs Placebo for the Treatment of Methamphetamine Dependence

NCT00469508
View directory record Official record
Conditions
Methamphetamine Dependence
Interventions
Modafinil, Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Hollywood, California
Source: ClinicalTrials.gov public record
Updated Mar 1, 2020 · Synced Sep 13, 2026, 2:49 PM EDT
Not yet recruiting Early Phase 1 Interventional Accepts healthy volunteers

Psilocybin Microdosing on Cognition, Mood and Quality of Life

NCT07449351
View directory record Official record
Conditions
Psychedelic Microdosing Effects on Mood, Cognition, Subjective Well-being and MRI
Interventions
Psliocybin, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Phase 3 Interventional

Intramuscular Aripiprazole in Acutely Agitated Patients Diagnosed With Dementia

NCT00095719
View directory record Official record
Conditions
Dementia, Alzheimer's Disease
Interventions
Aripiprazole, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
55 Years to 95 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
14
States / cities
Santa Ana, California • Hamden, Connecticut • Hialeah, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Nov 10, 2013 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Electronic Cigarettes (E-cigarettes) as a Harm Reduction Strategy

NCT02628964
View directory record Official record
Conditions
Tobacco Use Disorder, Smoking
Interventions
e-cigarettes
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 35 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 23, 2020 · Synced Sep 13, 2026, 2:49 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Effect of Cannabis on E-Cigarette Use Behavior

NCT06609109
View directory record Official record
Conditions
Cannabis Use, Tobacco Use, Electronic Cigarette Use
Interventions
THC High Dose, THC Low Dose, THC 0mg, E-Cigarette Full Nicotine, E-Cigarette Placebo Nicotine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Phase 2 Interventional Results available

A 12-Week, Placebo Controlled Trial of Ziprasidone as Monotherapy for Major Depressive Disorder

NCT00555997
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Ziprasidone, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
7
States / cities
Los Angeles, California • Farmington, Connecticut • Norwich, Connecticut + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2014 · Synced Sep 13, 2026, 2:49 PM EDT
Completed Phase 4 Interventional Results available

Effect of Sitagliptin and an ACE Inhibitor on Blood Pressure in Metabolic Syndrome

NCT00666848
View directory record Official record
Conditions
Metabolic Syndrome, Hypertension
Interventions
Placebo, Enalapril 5mg, Enalapril 10mg, Sitagliptin
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 10, 2012 · Synced Sep 13, 2026, 2:49 PM EDT