Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jul 21, 2026, 6:56 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 4,564 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Cancer, Cancer-Related Condition, Infertility
Interventions
Testicular tissue cryopreservation
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
0 Years to 17 Years · Male only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Recurrent Cutaneous Melanoma, Recurrent Lip and Oral Cavity Carcinoma, Recurrent Malignant Endocrine Neoplasm, Recurrent Malignant Female Reproductive System Neoplasm, Recurrent Malignant Male Reproductive System Neoplasm, Recurrent Malignant Mesothelioma, Recurrent Malignant Neoplasm of Multiple Primary Sites, Recurrent Malignant Oral Neoplasm, Recurrent Malignant Pharyngeal Neoplasm, Recurrent Malignant Skin Neoplasm, Recurrent Malignant Soft Tissue Neoplasm, Recurrent Malignant Solid Neoplasm, Recurrent Malignant Thyroid Gland Neoplasm, Recurrent Malignant Urinary System Neoplasm, Refractory Cutaneous Melanoma, Refractory Malignant Bone Neoplasm, Refractory Malignant Endocrine Neoplasm, Refractory Malignant Female Reproductive System Neoplasm, Refractory Malignant Male Reproductive System Neoplasm, Refractory Malignant Mesothelioma, Refractory Malignant Neoplasm of Multiple Primary Sites, Refractory Malignant Oral Neoplasm, Refractory Malignant Pharyngeal Neoplasm, Refractory Malignant Skin Neoplasm, Refractory Malignant Soft Tissue Neoplasm, Refractory Malignant Solid Neoplasm, Refractory Malignant Thyroid Gland Neoplasm, Refractory Malignant Urinary System Neoplasm
Interventions
Cord Blood-derived Expanded Allogeneic Natural Killer Cells, Cyclophosphamide, Etoposide
Biological · Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
12 Months to 40 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Houston, Texas
Conditions
Genito-Pelvic Pain/Penetration Disorder, Dyspareunia, Vaginismus, Pelvic Pain, Vestibulodynia, Vulvodynia (Chronic Vulvar Pain)
Interventions
Pelvic floor therapy
Device
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Prostate Carcinoma
Interventions
Behavioral Intervention, Biospecimen Collection, Electronic Health Record Review, Genetic Counseling, Genetic Testing, Interview, Survey Administration
Behavioral · Procedure · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Houston, Texas
Conditions
Prostate Cancer, Prostate Disease
Interventions
Cryo-ablation Using DynaCAD / UroNAV preplanning / guidance
Device
Lead sponsor
Northwell Health
Other
Eligibility
45 Years and older · Male only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
3
States / cities
Lake Success, New York • New York, New York
Conditions
Extragonadal Germ Cell Tumor, Testicular Germ Cell Tumor
Interventions
cisplatin, ifosfamide, paclitaxel, vinblastine
Drug
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years to 120 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
78
States / cities
Anniston, Alabama • La Jolla, California • Los Angeles, California + 57 more
Conditions
Metastatic Hormone-sensitive Prostate Cancer
Interventions
Darolutamide (BAY1841788, Nubeqa), ADT
Drug · Other
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Male only
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
31
States / cities
Homewood, Alabama • Tucson, Arizona • Los Angeles, California + 24 more
Completed Not applicable Interventional Accepts healthy volunteers

Improving Compliance With Medical Testing Guidelines

NCT02430948
Conditions
Breast Cancer, Cervical Cancer, Prostate Cancer, Colon Cancer, Lung Cancer
Interventions
Color-coded materials, Academic detailing, Standard support, No academic detailing
Other
Lead sponsor
Beth Israel Medical Center
Other
Eligibility
30 Years to 89 Years
Enrollment
218 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
2
States / cities
New York, New York
Conditions
Prostate Cancer
Interventions
Physical Activity
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
45 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Prostate Cancer
Interventions
There is no intervention
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older · Male only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Prostate Disease
Interventions
4-aminopyridine, placebo
Drug
Lead sponsor
University of Rochester
Other
Eligibility
45 Years to 75 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Rochester, New York
Completed No phase listed Observational Accepts healthy volunteers

Cancer DNA Detection in Blood and Urine

NCT02657863
Conditions
Prostate Cancer
Interventions
Urine collection and blood draw
Procedure
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 100 Years · Male only
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Genetic Testing for Breast, Ovarian, Pancreatic, and Prostate Cancers

NCT04330716
Conditions
Breast Cancer, Ovarian Cancer, Pancreatic Cancer, Metastatic Prostate Cancer
Interventions
Standard Genetic Counseling, Educational Video
Behavioral
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
269 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
6
States / cities
Boston, Massachusetts • Brighton, Massachusetts • Milford, Massachusetts + 3 more
Conditions
Metastatic Prostate Cancer
Interventions
Saliva, Blood, or and/or Archival Tumor Tissue Collection and Analysis
Other
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
14,532 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
93
States / cities
Homewood, Alabama • Mobile, Alabama • Phoenix, Arizona + 82 more
Conditions
Metastatic Castration-Resistant Prostate Cancer
Interventions
FG-3246
Drug
Lead sponsor
Kyntra Bio
Industry
Eligibility
18 Years and older · Male only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
20
States / cities
Goodyear, Arizona • Scottsdale, Arizona • Tucson, Arizona + 15 more
Conditions
Benign Prostatic Hyperplasia, Lower Urinary Track Symptoms
Interventions
onaBoNT-A + placebo, Tamsulosin + placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older · Male only
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
Houston, Texas
Conditions
Infections, Human Immunodeficiency Virus and Herpesviridae
Interventions
Dolutegravir 50 mg tablet, Dolutegravir 50 mg oral granules
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Austin, Texas
Conditions
Prostate Cancer, Cancer of Prostate, Prostatic Cancer, Cancer of the Prostate
Interventions
YM155
Drug
Lead sponsor
Astellas Pharma Inc
Industry
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2007
U.S. locations
7
States / cities
Tuscon, Arizona • Los Angeles, California • Coeur d'Alene, Idaho + 4 more
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Prostate Cancer Genius App Education and Home-based PSA Screening for African American Men

NCT05331638
Conditions
Prostate Cancer, Health Behavior
Interventions
Prostate Cancer Genius App, US Prevention Taskforce App
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
55 Years to 69 Years · Male only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Study in Erectile Dysfunction

NCT00833638
Conditions
Erectile Dysfunction
Interventions
Placebo, Tadalafil
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Male only
Enrollment
372 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Prostatic Neoplasms, Prostate Cancer
Interventions
TAK-700, Fluorine F 18 Sodium Fluoride, Positron Emission Tomography, Computed Tomography
Drug · Radiation · Procedure
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older · Male only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Erectile Dysfunction, Cardiac Disease
Interventions
ARM 1: AdMSC: adipose stem cells, ARM 2: Placebo
Biological · Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
40 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
1
States / cities
Houston, Texas
Completed Phase 2 Interventional Accepts healthy volunteers

Benefits of Walnuts for Male Reproductive Health

NCT01505140
Conditions
Infertility, Nutrition Disorders
Interventions
Whole walnuts
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 35 Years · Male only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Breast Carcinoma, Prostate Carcinoma
Interventions
Aromatherapy with Essential Oils
Other
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Portland, Oregon