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Showing 1–24 of 459 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Healthy Male Volunteer Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Tolerability of PRO 140 in HIV Uninfected Male Volunteers

NCT00110591
View directory record Official record
Conditions
HIV Infections
Interventions
PRO 140
Drug
Lead sponsor
CytoDyn, Inc.
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Mar 13, 2023 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of ASKP1240 After a Single Intravenous Dose at Escalating Dose Levels in Healthy Subjects

NCT01565681
View directory record Official record
Conditions
Pharmacokinetics of ASKP1240, Healthy Volunteers
Interventions
ASP1240, Placebo
Drug
Lead sponsor
Astellas Pharma Global Development, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 9, 2012 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of BMN 673, a PARP Inhibitor, in Healthy Adult Male Volunteers

NCT01776437
View directory record Official record
Conditions
Human Volunteers
Interventions
BMN 673
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Evansville, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 27, 2017 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study Evaluating Pharmacokinetics and Mass Balance of [14C]-CTP-543 in Healthy Adult Male Volunteers

NCT04092712
View directory record Official record
Conditions
Healthy Volunteers
Interventions
[14C]-CTP-543
Drug
Lead sponsor
Concert Pharmaceuticals
Industry
Eligibility
19 Years to 55 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 24, 2019 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Bioequivalence and Food Effect of 250mg of Lamotrigine XR

NCT00605371
View directory record Official record
Conditions
Epilepsy
Interventions
Lamotrigine tablet, Lamotrigine caplet
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
19 Years to 55 Years
Enrollment
209 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Sep 10, 2017 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 0 Microdose Study

NCT00975936
View directory record Official record
Conditions
Autoimmune Diseases
Interventions
[14C]-GSK706769, Ketoconazole
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 26, 2017 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I, Open-Label, Single-Center Study to Assess the Absorption, Metabolism, and Excretion of [14C]-AZD3293

NCT02126514
View directory record Official record
Conditions
Healthy Volunteers, Mass Balance Study
Interventions
AZD3293
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 15, 2014 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of LY2784544 in Healthy Male Subjects

NCT01577355
View directory record Official record
Conditions
Healthy Male Volunteers
Interventions
Drug
Radiation
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 2, 2012 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

A Study of Semen Characteristics After 9 Months of Daily Tadalafil 20 mg

NCT00382135
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
tadalafil, placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
45 Years and older · Male only
Enrollment
282 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bothell, Washington
Source: ClinicalTrials.gov public record
Updated Oct 24, 2007 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate BMS-986278 in Participants With Normal Renal Function, Severe Renal Impairment, or End-Stage Renal Disease on Intermittent Hemodialysis

NCT06723535
View directory record Official record
Conditions
Kidney Failure, Chronic, Healthy Volunteers, Renal Impairment
Interventions
BMS-986278
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 84 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
4
States / cities
Miami, Florida • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Learn More About How Much of the Study Treatment Elinzanetant (or BAY3427080) Gets Absorbed, How Safe it is and How it Affects the Body in Healthy Female and Male Participants

NCT05351892
View directory record Official record
Conditions
Vasomotor Symptoms as a Sex Hormone-dependent Disorder in Women and Men, Hot Flashes, Healthy Volunteers
Interventions
Elinzanetant (BAY3427080)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 45 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jul 18, 2022 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate Pharmacokinetic, Safety, Tolerability and Relative Bioavailability of Gepotidacin in Healthy Adult Male and Female Participants

NCT05271799
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Gepotidacin
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Jan 29, 2023 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Trial to Study the Absorption, Metabolism, and Excretion of [14C]-Olinciguat in Healthy Male Volunteers

NCT03795519
View directory record Official record
Conditions
Healthy Volunteers
Interventions
[14C]-olinciguat
Drug
Lead sponsor
Cyclerion Therapeutics
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 2, 2019 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Compare the Safety and Drug Levels in Blood When Using Various Forms of GSK189075 Given to Healthy Subjects

NCT00559884
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Diabetes Mellitus, Type 2
Interventions
GSK189075 (Modified and immediate release formulations)
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2007
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 3, 2012 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate Absorption, Metabolism, and Excretion, of TAK-994 in 6 Healthy Male Adults

NCT04833049
View directory record Official record
Conditions
Healthy Volunteers
Interventions
TAK-994 Oral Tablet, [14C]TAK-994 Intravenous Infusion, [14C]TAK-994 Oral Suspension
Drug
Lead sponsor
Takeda
Industry
Eligibility
19 Years to 55 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Jun 28, 2021 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study in Healthy Adult Male & Female Participants to Assess the Amount of the Study Medicine (SAR443820) Absorbed by the Body, When Given Orally in Fasted Condition as a Tablet Versus as a Capsule (Part 1) and When Given Orally as a Tablet in Fasted Condition Versus as a Tablet After Food (Part 2)

NCT05797701
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis (Healthy Volunteers)
Interventions
SAR443820
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 3, 2023 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Lycopene in Healthy Male Participants

NCT00450957
View directory record Official record
Conditions
Healthy, no Evidence of Disease, Prostate Cancer
Interventions
lycopene, pharmacological study
Dietary Supplement · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 55 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 14, 2015 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Two-part Multiple Dose Study to Assess the Safety and Effects of AZD3293 in Healthy Elderly and Alzheimer's Patients

NCT01795339
View directory record Official record
Conditions
Healthy Elderly Volunteers, Mild-to-moderate Alzheimer's Disease Patients
Interventions
AZD3293, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
55 Years to 80 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Glendale, California
Source: ClinicalTrials.gov public record
Updated Apr 2, 2014 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Single-centre, Randomised, Double-blind, Placebo-controlled, Four Way Crossover Phase I Study to Investigate the Effect on QT/QTc Interval of Ceftazidime NXL104 or Ceftaroline Fosamil NXL104, Compared With Placebo, Using Moxifloxacin (Avelox®) as a Positive Control, in Healthy Male Volunteers

NCT01290900
View directory record Official record
Conditions
Healthy Male Volunteers
Interventions
NXL104, Ceftaroline, Placebo Infusion, Ceftazidime, Moxifloxacin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 31, 2017 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability, and Pharmacokinetics of Oral BT-11 in Healthy Adult Male and Female Volunteers

NCT03860571
View directory record Official record
Conditions
Normal Healthy Volunteers
Interventions
Placebo, BT-11
Drug
Lead sponsor
NImmune Biopharma
Industry
Eligibility
18 Years to 65 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Blacksburg, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 6, 2023 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of the Pharmacokinetics of ASP1941 and the Effect on Glucose Concentrations in Male and Female Young and Elderly Healthy Adults

NCT01678287
View directory record Official record
Conditions
Healthy Volunteers, Pharmacokinetics of ASP1941
Interventions
ASP1941, Placebo
Drug
Lead sponsor
Astellas Pharma Global Development, Inc.
Industry
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Miramar, Florida
Source: ClinicalTrials.gov public record
Updated Sep 4, 2012 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Evaluate the Safety, Tolerability and Pharmacokinetics of AMG 986 Administered Orally to Healthy Volunteers and Participants With Severely Impaired Renal Function

NCT03318809
View directory record Official record
Conditions
Heart Failure
Interventions
AMG 986
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
4
States / cities
Tustin, California • Orlando, Florida • Minneapolis, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2022 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Adsorption, Metabolism and Excretion (AME) of Single Dose Radiolabeled SPD557 in Volunteers

NCT01786876
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Radiolabeled SPD557
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Sep 14, 2026, 12:50 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Efficacy of Latanoprostene Bunod in Lowering Intraocular Pressure in Japanese Healthy Male Volunteers

NCT01895985
View directory record Official record
Conditions
Intraocular Pressure
Interventions
Latanoprostene bunod
Drug
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
20 Years and older · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Madison, New Jersey
Source: ClinicalTrials.gov public record
Updated May 14, 2018 · Synced Sep 14, 2026, 12:50 AM EDT