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Showing 1–24 of 6,759 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 1 Interventional Accepts healthy volunteers

(+)-Alpha-Dihydrotetrabenazine Phase I

NCT02844179
View directory record Official record
Conditions
Healthy Subjects
Interventions
HTBZ
Drug
Lead sponsor
Kirk A. Frey
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Relative Bioavailability and Food-Effect Study of GSK3640254 Tablet and Capsule Formulations in Healthy Participants

NCT04263142
View directory record Official record
Conditions
HIV Infections
Interventions
GSK3640254 Tablet, GSK3640254 Capsule
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 55 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 2, 2021 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of RGLS8429 in Healthy Volunteers

NCT05429073
View directory record Official record
Conditions
Healthy Volunteers
Interventions
RGLS8429, Placebo volume-matching RGLS8429 dose
Drug
Lead sponsor
Regulus Therapeutics Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 26, 2025 · Synced Jun 7, 2026, 3:16 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Ultralow Dose PET Imaging of 18F-FDG Uptake

NCT06956391
View directory record Official record
Conditions
Healthy Volunteer, Cancer
Interventions
18F-FDG
Drug
Lead sponsor
Akiva Mintz
Other
Eligibility
18 Years to 120 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
Englewood, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 3, 2025 · Synced Jun 7, 2026, 3:16 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Evaluation of the Effect of a Nasal Allergen Challenge With Dermatophagoides Farinae Extract on Nasal Airway Inflammation in Allergic Individuals, Comparing E-cigarette Users to Cigarette Smokers and Non-smokers.

NCT03023397
View directory record Official record
Conditions
Healthy Participants, Tobacco Smokers
Interventions
Der f
Biological
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 3, 2021 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase 1 Study to Assess the Pharmacokinetics of AZD9977 Administered Alone and in Combination With Itraconazole in Healthy Volunteers

NCT03843060
View directory record Official record
Conditions
Heart Failure With Preserved Ejection Fraction (HFpEF)
Interventions
AZD9977, Itraconazole
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 21, 2019 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Assess the Effect of Co-Administration of AZD9833 on the Pharmacokinetics of Midazolam, of Omeprazole, of Celecoxib and of Dabigatran Etexilate in Healthy Postmenopausal Female Volunteers

NCT05438303
View directory record Official record
Conditions
Healthy Volunteers
Interventions
AZD9833, Midazolam, Omeprazole, Dabigatran Etexilate, Celecoxib
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
50 Years to 70 Years · Female only
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Long Beach, California • Berlin, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 11, 2023 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

1a/1b Study of OPT101 First in Human Study Assessing Safety and Tolerability of 15-mer Peptide.

NCT04589403
View directory record Official record
Conditions
Healthy
Interventions
OPT101
Drug
Lead sponsor
Op-T LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Centennial, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug-drug Interaction Study with GLPG3970 and Sulfasalazine in Adult, Healthy Subjects

NCT04720183
View directory record Official record
Conditions
Healthy
Interventions
Sulfasalazine, GLPG3970
Drug
Lead sponsor
Lakefront Biotherapeutics NV
Industry
Eligibility
18 Years to 55 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study in Healthy Volunteers to Investigate the Effects of Ketoconazole on the Pharmacokinetics of NKTR-118

NCT01520896
View directory record Official record
Conditions
Bioavailability, Healthy Volunteers, Drug- Drug Interactions
Interventions
NKTR-118, Ketoconazole
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 14, 2014 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Multicenter, Open-label Study to Determine the Effects of Lacosamide on Sleep in Healthy Subjects

NCT01530386
View directory record Official record
Conditions
Healthy Subjects
Interventions
Lacosamide
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
18 Years to 50 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
4
States / cities
Little Rock, Arkansas • Cleveland, Ohio • Austin, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2012 · Synced Jun 7, 2026, 3:16 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Phase 1 Study to Evaluate the Safety and Pharmacokinetics of ABBV-243 in Healthy Adults.

NCT07306754
View directory record Official record
Conditions
Healthy Volunteers
Interventions
ABBV-243, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 60 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Grayslake, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced Jun 7, 2026, 3:16 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Screening Protocol for Research Participants

NCT01010620
View directory record Official record
Conditions
Schizophrenia, Substance Abuse, Cocaine Abuse, Tobacco Use Disorder
Interventions
Various Screening psychiatric and medical assessments
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 64 Years
Enrollment
523 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2019
U.S. locations
1
States / cities
Catonsville, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 18, 2019 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacokinetic Study of 5 and 10 mg Corplex™ Donepezil TDS Compared to 10 mg Aricept® in Healthy Volunteers

NCT04617782
View directory record Official record
Conditions
Healthy Subjects
Interventions
Donepezil TDS, Aricept
Combination Product · Drug
Lead sponsor
Corium, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pharmacokinetic Study to Assess the Influence of Simultaneous CYP3A4 and P-glycoprotein Inhibition on E7080 Pharmacokinetics Following Single Dose Oral Administration of 5 mg E7080 to Healthy Volunteers

NCT02198170
View directory record Official record
Conditions
Healthy Volunteers
Interventions
ketoconazole-placebo, placebo-ketoconazole
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Feb 12, 2015 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Clinical Drug-Drug Interaction (DDI) Study With Omaveloxolone

NCT04008186
View directory record Official record
Conditions
Healthy Adult Subjects
Interventions
Omaveloxolone, Midazolam oral solution, Repaglinide 1 MG, MetFORMIN 500 Mg Oral Tablet, Rosuvastatin, Digoxin tablet, Gemfibrozil Tablets, Itraconazole capsule, Verapamil Pill
Drug
Lead sponsor
Biogen
Industry
Eligibility
18 Years to 55 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 29, 2025 · Synced Jun 7, 2026, 3:16 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Brain Anatomy in Dystonia

NCT00031369
View directory record Official record
Conditions
Dystonia, Healthy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Open-label, Three-period, Partial-replicate Design Study to Evaluate the Inter- and Intrasubject Variability of the Avatrombopag To-be-marketed Formulation Administered as Single Doses of 40 mg to Healthy Subjects Receiving a Low-fat Meal

NCT01759394
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Avatrombopag maleate 40 mg
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 30, 2013 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Long-Term Immunogenicity of the Norovirus GI.1/GII.4 Bivalent Virus-like Particle (VLP) Vaccine (NoV Vaccine) in Adults

NCT03039790
View directory record Official record
Conditions
Healthy Volunteers, Norovirus
Interventions
NoV Vaccine
Biological
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
528 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
9
States / cities
Birmingham, Alabama • Fountain Hills, Arizona • Littleton, Colorado + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2022 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to See How BIIB122 Works in the Human Body, and to Evaluate it's Safety, and Tolerability in Healthy Adult Japanese, Chinese, and Caucasian Participants

NCT05229562
View directory record Official record
Conditions
Healthy Volunteer
Interventions
BIIB122
Drug
Lead sponsor
Biogen
Industry
Eligibility
18 Years to 55 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Anaheim, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2023 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Fecal Recovery of the Probiotic Bacteria Lactobacillus Rhamnosus GG (LGG) and Bifidobacterium Animalis Subspecies Lactis BB-12 (BB-12) in Healthy Humans Following Daily Consumption of a Probiotic Supplement

NCT01757054
View directory record Official record
Conditions
Fecal Analysis
Interventions
ProNutrients Probiotic
Dietary Supplement
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 70 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 29, 2013 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 2 Interventional

Mobilization of Stem Cells With G-CSF for Collection From Patients With Diamond-Blackfan Anemia

NCT00011505
View directory record Official record
Conditions
Diamond Blackfan Anemia
Interventions
G-CSF, Leukapheresis
Drug · Procedure
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jun 7, 2026, 3:16 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Non-Drug Study Detecting And Quantifying Nocturnal Scratch Behaviors From Wrist Actigraphy Data In Adult Healthy Volunteers And Participants With Atopic Dermatitis (AD)

NCT04262791
View directory record Official record
Conditions
Atopic Dermatitis
Interventions
Wrist Actigraphy Device, Sleep Headband
Device
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
3
States / cities
Orlando, Florida • Grayslake, Illinois • Rochester, New York
Source: ClinicalTrials.gov public record
Updated Feb 14, 2022 · Synced Jun 7, 2026, 3:16 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Food Study Metformin Hydrochloride ER Tablets 750 mg and Glucophage XR 750 mg

NCT00649350
View directory record Official record
Conditions
Healthy
Interventions
Metformin Hydrochloride ER Tablets 750 mg, Glucophage XR 750 mg
Drug
Lead sponsor
Mylan Pharmaceuticals Inc
Industry
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Apr 23, 2024 · Synced Jun 7, 2026, 3:16 AM EDT