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Showing 1–24 of 135 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Placebo IR Clear all
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 14, 2024 · Synced Sep 4, 2026, 6:22 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Human Models of Selective Insulin Resistance: Alpelisib, Part I

NCT06354088
View directory record Official record
Conditions
Insulin Resistance, Prediabetic State, Overweight and Obesity, Non-Alcoholic Fatty Liver Disease
Interventions
Alpelisib 300 mg, Placebo, [1-13C] sodium acetate, [6,6-2H2] D-glucose, Mixed Meal Tolerance Test, Nestlé BOOST Plus
Drug · Diagnostic Test · Dietary Supplement
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 70 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 4, 2026, 6:22 AM EDT
Not listed Phase 2 Interventional

Study of Oral Zileuton in the Treatment of Moderate to Severe Facial Acne Vulgaris

NCT00098358
View directory record Official record
Conditions
Acne Vulgaris
Interventions
Zileuton
Drug
Lead sponsor
Critical Therapeutics
Industry
Eligibility
12 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
12
States / cities
San Diego, California • Newnan, Georgia • Louisville, Kentucky + 9 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2007 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 2 Interventional

Study of Erlotinib (Tarceva®) in Combination With OSI-906 in Patients With Advanced Non-small Cell Lung Cancer (NSCLC) With Activating Mutations of the Epidermal Growth Factor Receptor (EGFR) Gene

NCT01221077
View directory record Official record
Conditions
NSCLC, Non Small Cell Lung Cancer
Interventions
OSI-906, Erlotinib, Placebo
Drug
Lead sponsor
Astellas Pharma Inc
Industry
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
13
States / cities
La Jolla, California • Tampa, Florida • Weston, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 17, 2025 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study Evaluating The Absorption Of Dimebon Into The Body From A Dimebon Solution Applied To The Skin

NCT00990613
View directory record Official record
Conditions
Alzheimer's Disease, Huntington's Disease
Interventions
Dimebon IR, Dimebon Transdermal
Drug
Lead sponsor
Pfizer
Industry
Eligibility
50 Years to 85 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Kalamazoo, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 2, 2010 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Clinical Study to Investigate the Effect of the Combination of Psychotropic Drugs and an Opioid on Ventilation

NCT04310579
View directory record Official record
Conditions
Hypercapnia, Ventilatory Depression
Interventions
Oxycodone and Midazolam, Oxycodone, Paroxetine, and Quetiapine
Drug
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
18 Years to 50 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced Sep 4, 2026, 6:22 AM EDT
Not listed Phase 2 Interventional

IRAK 4 Inhibitor (PF-06650833) in Hospitalized Patients With COVID-19 Pneumonia and Exuberant Inflammation.

NCT04933799
View directory record Official record
Conditions
COVID-19 Pneumonia
Interventions
PF-06650833, Matching Placebo
Drug
Lead sponsor
Giovanni Franchin, M.D, Ph.D
Other
Eligibility
18 Years and older
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jun 21, 2021 · Synced Sep 4, 2026, 6:22 AM EDT
Suspended Phase 3 Interventional

Investigational Study of Delayed Release Metformin

NCT04854512
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Metformin DR, Metformin IR, Metformin DR Placebo, Metformin IR placebo
Drug
Lead sponsor
Anji Pharma
Industry
Eligibility
18 Years to 100 Years
Enrollment
675 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
33
States / cities
Glendale, Arizona • Mesa, Arizona • Apple Valley, California + 30 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2023 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 4 Interventional Results available

Phase 4: Investigational Study to Evaluate Metformin XR Monotherapy Versus Metformin IR Monotherapy in Subjects With Type 2 Diabetes

NCT01864174
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Metformin XR, Metformin IR, Placebo matching with Metformin XR, Placebo matching with Metformin IR
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
1,736 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
39
States / cities
Birmingham, Alabama • Muscle Shoals, Alabama • Mesa, Arizona + 29 more
Source: ClinicalTrials.gov public record
Updated Nov 28, 2019 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Safety, Tolerability, PD and PK Study in Healthy Adults

NCT02211625
View directory record Official record
Conditions
Healthy
Interventions
Open-label TRV734 125 mg, TRV734 blinded, Oxycodone IR 10 mg, Placebo
Drug
Lead sponsor
Trevena Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Dec 4, 2014 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of 6-week Strawberry Supplementation on Insulin Action (STR2)

NCT01457612
View directory record Official record
Conditions
Insulin Resistance, Nutritional Disease, Metabolic Disease
Interventions
Strawberry, Placebo1, Placebo2
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
18 Years to 65 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 7, 2023 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 2 Interventional Results available

Pramipexole Pilot Phase II Study in Children and Adolescents With Tourette Disorder According to DSM-IV Criteria

NCT00558467
View directory record Official record
Conditions
Tourette Syndrome
Interventions
pramipexole immediate release (IR), Placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
6 Years to 17 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
14
States / cities
Bradenton, Florida • Tampa, Florida • Columbus, Georgia + 10 more
Source: ClinicalTrials.gov public record
Updated May 15, 2014 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 1 Interventional

Safety, Tolerability, and Pharmacokinetics of Oral NX-13 in Active Ulcerative Colitis

NCT04862741
View directory record Official record
Conditions
Ulcerative Colitis
Interventions
NX-13 250mg IR, NX-13 500mg IR, NX-13 500mg MR, Placebo
Drug
Lead sponsor
Landos Biopharma Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
22
States / cities
Huntsville, Alabama • Lancaster, California • Mission Viejo, California + 18 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2023 · Synced Sep 4, 2026, 6:22 AM EDT
Not listed Phase 2 Interventional

Mirabegron and Oxybutynin Safety and Efficacy Trial in Spinal Cord Injury

NCT03187795
View directory record Official record
Conditions
Spinal Cord Injuries, Urinary Bladder, Neurogenic
Interventions
Oxybutynin Chloride IR, Mirabegron
Drug
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 70 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
West Orange, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Sep 4, 2026, 6:22 AM EDT
Not listed Phase 2 Interventional

A Study in Patients With Major Depressive Disorder

NCT03642964
View directory record Official record
Conditions
Major Depressive Disorder (MDD)
Interventions
CTC-501
Drug
Lead sponsor
Chase Therapeutics Corporation
Industry
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Jul 10, 2024 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 1 Interventional

Pharmacological Agents for Chronic Spinal Cord Injury (SCI)

NCT05708274
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
CPH + hand training, CD-LD + hand training, ATX + hand training, Placebo + hand training
Drug
Lead sponsor
Bronx VA Medical Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Dec 7, 2025 · Synced Sep 4, 2026, 6:22 AM EDT
Active, not recruiting Phase 3 Interventional

Efficacy, Safety and Tolerability Study of ND0612 vs. Oral Immediate Release Levodopa/Carbidopa (IR-LD/CD) in Subjects With Parkinson's Disease Experiencing Motor Fluctuations

NCT04006210
View directory record Official record
Conditions
Parkinson's Disease
Interventions
ND0612 Solution for SC infusion, Placebo for SC infusion, Oral IR-LD/CD, Placebo for Oral IR-LD/CD
Combination Product · Drug
Lead sponsor
NeuroDerm Ltd.
Industry
Eligibility
30 Years and older
Enrollment
381 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
38
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 34 more
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Clinical Study to Evaluate Pharmacokinetics and Safety of PF-06700841 After Single and Multiple Oral Doses as Modified Release Formulations

NCT04580797
View directory record Official record
Conditions
Healthy Participants
Interventions
PF-06700841 IR, PF-06700841 MR1, PF-06700841 MR2, PF-06700841 MR3, Placebo
Drug · Other
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Coral Gables, Florida • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 7, 2021 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 3 Interventional Results available

Efficacy of 300 mg Ibuprofen Prolonged-Release Tablets for the Treatment of Pain After Surgical Removal of Impacted Third Molars

NCT03785756
View directory record Official record
Conditions
Pain
Interventions
Ibuprofen 300 mg Oral Tablet, Ibuprofen 200 mg Oral Tablet, Placebo of PR tablet, Placebo of IR tablet
Drug
Lead sponsor
Reckitt Benckiser Healthcare (UK) Limited
Industry
Eligibility
18 Years to 50 Years
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 2, 2024 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 2 Interventional Results available

Patient-reported Outcomes in Vericiguat-treated Patients With HFpEF

NCT03547583
View directory record Official record
Conditions
Chronic Heart Failure With Preserved Ejection Fraction
Interventions
Vericiguat (BAY1021189) 2.5 mg, 5 mg or 10 mg IR tablets, Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
45 Years and older
Enrollment
789 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
29
States / cities
Beverly Hills, California • Carmichael, California • West Hills, California + 26 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2021 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 1 Interventional Results available

Lisdexamfetamine Dimesylate (LDX) Pilot Cognition Study to Evaluate the Utility of a Standardized Battery of Tests in Adults With Attention-Deficit Hyperactivity Disorder (ADHD)

NCT01010750
View directory record Official record
Conditions
Attention-Deficit Hyperactivity Disorder
Interventions
Lisdexamfetamine Dimesylate (LDX), Immediate Release Mixed Amphetamine Salts (MAS-IR), LDX Placebo + MAS-IR Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 13, 2021 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Comparison of the Effects of Tapentadol and Oxycodone on Gastrointestinal and Colonic Transit in Humans

NCT01500317
View directory record Official record
Conditions
Effects of 2 Mu-opiates on Gastrointestinal Transit
Interventions
Tapentadol, Oxycodone, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 16, 2012 · Synced Sep 4, 2026, 6:22 AM EDT
Completed Phase 2 Interventional Results available

Broad-spectrum Rapid Antidote: Varespladib Oral for Snakebite

NCT04996264
View directory record Official record
Conditions
Snakebites, Envenoming, Envenoming, Snake, Envenomation, Snake
Interventions
Varespladib Methyl, Placebo, Standard of care (SOC)
Drug
Lead sponsor
Ophirex, Inc.
Industry
Eligibility
5 Years and older
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
8
States / cities
Tucson, Arizona • Loma Linda, California • Jacksonville, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2025 · Synced Sep 4, 2026, 6:22 AM EDT
Not listed Phase 2 Interventional

Safety, Tolerability, PK, and PD of LIM-0705 in Subjects With Impaired Glucose Tolerance or Abnormal HOMA-IR

NCT01364155
View directory record Official record
Conditions
Impaired Glucose Tolerance, Insulin Resistance
Interventions
LIM-0705, Placebo capsules
Drug
Lead sponsor
Limerick BioPharma
Industry
Eligibility
18 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Chula Vista, California
Source: ClinicalTrials.gov public record
Updated Jun 1, 2011 · Synced Sep 4, 2026, 6:22 AM EDT