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ClinicalTrials.gov public records Last synced Oct 25, 2026, 6:34 PM EDT

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Showing 697–720 of 1,689 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Men Clear all
Completed No phase listed Observational

Collection of Serum Samples in Studying Emotional Stress in Patients With Prostate Cancer

NCT03122743
View directory record Official record
Conditions
Hormone-Resistant Prostate Cancer, Recurrent Prostate Carcinoma, Stage I Prostate Cancer, Stage II Prostate Cancer, Stage IIA Prostate Cancer, Stage IIB Prostate Cancer
Interventions
Biospecimen Collection, Laboratory Biomarker Analysis, Questionnaire Administration
Procedure · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Male only
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 10, 2022 · Synced Oct 25, 2026, 6:34 PM EDT
Completed No phase listed Observational

Enhanced Genetic Awareness and Genetic Evaluation for Men Through Technology, ENGAGEMENT Study

NCT04789018
View directory record Official record
Conditions
Prostate Carcinoma
Interventions
Educational Intervention, Survey Administration, Interview
Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
Not listed
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Assess the Safety, Tolerability and Pharmacokinetics of AZD7594 Inhaled Formulation in Healthy Japanese Men

NCT02645253
View directory record Official record
Conditions
Asthma, Chronic Obstructive Pulmonary Disease COPD
Interventions
AZD7594 inhalation powder (200 μg), AZD7594 inhalation powder (400 μg), AZD7594 pressurized inhalation suspension (200 μg), AZD7594 placebo inhalation powder, AZD7594 placebo pressurized inhalation suspension
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
20 Years to 45 Years · Male only
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Glendale, California
Source: ClinicalTrials.gov public record
Updated Feb 19, 2018 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Role of Centrum® Silver® in Improving Micronutrient Status in Older Men

NCT03004807
View directory record Official record
Conditions
Vitamin Deficiency, Mineral Deficiency, Aging
Interventions
Centrum Silver Mens' Formula, Control
Dietary Supplement · Other
Lead sponsor
Oregon State University
Other
Eligibility
65 Years and older · Male only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Corvallis, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 8, 2025 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 2 Interventional Results available

Study of Polyphenon E in Men With High-grade Prostatic Intraepithelial Neoplasia

NCT00596011
View directory record Official record
Conditions
Prostatic Hyperplasia
Interventions
Polyphenon E, Placebo
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
30 Years to 80 Years · Male only
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
10
States / cities
Gainesville, Florida • Jacksonville, Florida • Lakeland, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 4, 2019 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 2 Interventional Results available

Evaluation of Cortisol Resistance in Young Sedentary and Endurance-Trained Men

NCT01294319
View directory record Official record
Conditions
Cortisol Resistance, Negative Feedback, ACTH, Mineralcorticoid, Glucocorticoid
Interventions
Mifepristone, Placebo, Spironolactone, Combined, Dexamethasone
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 80 Years · Male only
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 15, 2024 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Dietary Fructose on Gut Microbiota and Fecal Metabolites in Obese Men and Postmenopausal Women: A Pilot Study

NCT03339245
View directory record Official record
Conditions
Non-Alcoholic Fatty Liver Disease, Obesity
Interventions
Fructose Solution (75 Grams), Glucose Solution (75 grams)
Other
Lead sponsor
Rockefeller University
Other
Eligibility
45 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 26, 2021 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 4 Interventional

A Study Of The Safety and Efficacy Of Viagra In Men With Erectile Dysfunction Who Do Not Self Identify.

NCT00343200
View directory record Official record
Conditions
Impotence
Interventions
Placebo, Viagra (sildenafil citrate)
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
30 Years and older · Male only
Enrollment
371 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
48
States / cities
Huntsville, Alabama • Mesa, Arizona • Phoenix, Arizona + 42 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Not applicable Interventional

Staying Strong and Healthy During Androgen Deprivation Therapy (ADT) for Men

NCT02969577
View directory record Official record
Conditions
Prostate Cancer
Interventions
Exercise Program, Diet and Nutrition Coaching, Usual Care with Attention
Behavioral · Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
21 Years and older · Male only
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
2
States / cities
Los Angeles, California • Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 17, 2021 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Positive Energy Balance and Exercise on Appetite Hormones in Sedentary Men and Women

NCT01354600
View directory record Official record
Conditions
Appetite and General Nutritional Disorders
Interventions
Exercise or Sedentary
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 39 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 23, 2013 · Synced Oct 25, 2026, 6:34 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Understanding of Genetics by Men at Risk for Prostate Cancer

NCT04550845
View directory record Official record
Conditions
Prostate Cancer
Interventions
Focus group analyses
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years to 95 Years · Male only
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
3
States / cities
Phoenix, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 6, 2025 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 2 Interventional Results available

Sitagliptin for Reducing Inflammation and Immune Activation

NCT02513771
View directory record Official record
Conditions
HIV-1 Infection
Interventions
Sitagliptin, Placebo for sitagliptin
Drug
Lead sponsor
Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
Network
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
16
States / cities
Los Angeles, California • Torrance, California • Washington D.C., District of Columbia + 11 more
Source: ClinicalTrials.gov public record
Updated Jun 18, 2018 · Synced Oct 25, 2026, 6:34 PM EDT
Terminated No phase listed Observational Results available

Immune Monitoring Protocol in Men With Prostate Cancer Enrolled in a Clinical Trial of Sipuleucel-T

NCT01727154
View directory record Official record
Conditions
Prostate Cancer
Interventions
Sipuleucel-T
Biological
Lead sponsor
Dendreon
Industry
Eligibility
18 Years and older · Male only
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
39
States / cities
Scottsdale, Arizona • Los Angeles, California • Marina del Rey, California + 35 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Project ICARE: Intervening for Community Awareness, Respect, & Empowerment

NCT00712088
View directory record Official record
Conditions
HIV Infections
Interventions
Project ICARE, HCT
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older · Male only
Enrollment
275 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 11, 2010 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 1 Interventional

A Safety and Pharmacokinetics Study of Niraparib Plus an Androgen Receptor-Targeted Therapy in Men With Metastatic Castration-Resistant Prostate Cancer (BEDIVERE)

NCT02924766
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Niraparib, Apalutamide, Abiraterone Acetate, Prednisone
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
4
States / cities
West Hollywood, California • Louisville, Kentucky • Portland, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 20, 2020 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Using Magnetic Resonance (MR) to Understand the Effect of Erythromycin on Bowel Motility

NCT01379183
View directory record Official record
Conditions
Healthy
Interventions
Erythromycin, Placebo, Magnetic Resonance Imaging, Barium Sulfate Solution
Drug · Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 21, 2016 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 2 Interventional

Prostate Capsule Sparing Cystectomy and Nerve-sparing Radical Cystoprostatectomy in Men With Bladder Cancer

NCT01824329
View directory record Official record
Conditions
Bladder Cancer, Transitional Cell Carcinoma of the Bladder
Interventions
Prostate capsule sparing cystectomy, Nerve sparing cystectomy
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 19, 2015 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Thorough EKG Safety Study of TA-1790 (Avanafil)

NCT00769041
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
moxifloxacin, avanafil, sugar pill
Drug
Lead sponsor
VIVUS LLC
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 7, 2011 · Synced Oct 25, 2026, 6:34 PM EDT
Active, not recruiting Phase 3 Interventional

A Study to Learn About the Investigational Medicine Called PF-06821497 (Mevrometostat) in Men With mCRPC Who Were Previously Treated With Abiraterone Acetate for Prostate Cancer (MEVPRO-1).

NCT06551324
View directory record Official record
Conditions
Metastatic Castrate Resistant Prostate Cancer (mCRPC)
Interventions
PF-06821497, Docetaxel, Enzalutamide
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Male only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
70
States / cities
Homewood, Alabama • Chandler, Arizona • Gilbert, Arizona + 49 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Evaluate the Concentration of Denosumab in Seminal Fluid in Healthy Men After a Single Subcutaneous Dose

NCT01869686
View directory record Official record
Conditions
Healthy Volunteer
Interventions
Denosumab
Biological
Lead sponsor
Amgen
Industry
Eligibility
40 Years to 65 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 6, 2014 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Not applicable Interventional

Improving Energy Balance in Men With Prostate Cancer

NCT01886677
View directory record Official record
Conditions
Prostate Cancer
Interventions
Immediate diet and exercise intervention, Delayed diet and exercise intervention
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 3, 2017 · Synced Oct 25, 2026, 6:34 PM EDT
Completed Phase 2 Interventional Results available

Effects of Testosterone Replacement on Pain Sensitivity and Pain Perception

NCT00351819
View directory record Official record
Conditions
Pain, Hypogonadism
Interventions
AndroGel, Placebo
Drug · Other
Lead sponsor
Boston University
Other
Eligibility
18 Years to 100 Years · Male only
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 28, 2017 · Synced Oct 25, 2026, 6:34 PM EDT
Completed No phase listed Observational

Men Undergoing Radical Prostatectomy

NCT00582530
View directory record Official record
Conditions
Prostate Cancer
Interventions
Whole Blood Draw
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
513 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2022 · Synced Oct 25, 2026, 6:34 PM EDT
Withdrawn Phase 4 Interventional

Treating Nocturnal Hypertension and Nocturia in African American Men

NCT03319823
View directory record Official record
Conditions
High Blood Pressure
Interventions
Thiazide Treatment Group, Intensified Thiazide Treatment Group, Combination Medication Treatment Group
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
35 Years to 59 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 4, 2021 · Synced Oct 25, 2026, 6:34 PM EDT