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ClinicalTrials.gov public records Last synced Oct 21, 2026, 9:23 AM EDT

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Showing 265–288 of 1,635 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Sexual Activity Clear all
Active, not recruiting No phase listed Observational Accepts healthy volunteers

HIV/STD Risk and PrEP Implementation Messaging Among Gay, Bisexual, and Other Men Who Have Sex With Men

NCT06183502
View directory record Official record
Conditions
Sexually Transmitted Infections, Gay, Pre Exposure Prophylaxis
Interventions
Quantitative survey, HIV and STI testing, Qualitative Assessment
Behavioral · Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
675 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
3
States / cities
San Diego, California • Atlanta, Georgia • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

ConnectEd: A Randomized Controlled Trial Connecting Through Educational Training

NCT02786472
View directory record Official record
Conditions
Sexual Violence
Interventions
Online Bystander Training, Online Substance Abuse Training, In-Person Bystander Training, In-Person Combination Training
Behavioral
Lead sponsor
Heather Bush
Other
Eligibility
17 Years to 24 Years
Enrollment
3,178 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 24, 2020 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Men of African American Legacy Empowering Self

NCT01492530
View directory record Official record
Conditions
HIV
Interventions
Men of African American Legacy Empowering Self, Standard HIV Education & Risk Reduction
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
18 Years and older · Male only
Enrollment
437 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 11, 2014 · Synced Oct 21, 2026, 9:23 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Transdermal Testosterone Gel for Female Sexual Interest and Arousal Disorder in Peri- and Post Menopause

NCT07408440
View directory record Official record
Conditions
Menopause, Sexual Dysfunction, Libido Disorder, Testosterone Deficiency
Interventions
Transdermal testosterone gel, Transdermal placebo gel
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
40 Years to 65 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 21, 2026, 9:23 AM EDT
Recruiting No phase listed Observational

Puberty Suppression and Cardiometabolic Health

NCT04482374
View directory record Official record
Conditions
Transgenderism, Insulin Sensitivity/Resistance, Endothelial Dysfunction, Vascular Stiffness
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
9 Years to 14 Years · Male only
Enrollment
30 participants
Timeline
2020 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Oct 21, 2026, 9:23 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Wound Healing Following Penile Prosthesis Implant

NCT05196191
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
VIAGENEX Max, Hibiclens wash
Biological · Procedure
Lead sponsor
VIVEX Biologics, Inc.
Industry
Eligibility
30 Years to 70 Years · Male only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 1, 2024 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

HIV Prevention Toolkit for HIV-negative Male Couples

NCT02494817
View directory record Official record
Conditions
HIV
Interventions
Male Couples Agreement Project
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Male only
Enrollment
298 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Intermittent Naltrexone Among Polysubstance Users

NCT01723384
View directory record Official record
Conditions
Methamphetamine, Alcohol
Interventions
Intermittent Oral Naltrexone, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 70 Years · Male only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Not applicable Interventional

Effect of Anti-HIV Therapy (HAART) on HIV Levels in the Lungs and on Lung Cell Inflammation in HIV-Infected Patients

NCT00001110
View directory record Official record
Conditions
HIV Infections
Interventions
Bronchoalveolar lavage
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2003
U.S. locations
4
States / cities
Indianapolis, Indiana • New York, New York • Cincinnati, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2013 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Not applicable Interventional

A Structural HIV Prevention Intervention Targeting High-risk Women

NCT04413591
View directory record Official record
Conditions
Sex Work
Interventions
Community based combination HIV prevention package
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older · Female only
Enrollment
385 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2022 · Synced Oct 21, 2026, 9:23 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Brain Blood Flow Responses During Exercise

NCT05864950
View directory record Official record
Conditions
Cerebrovascular Circulation, Magnetic Resonance Imaging
Interventions
MRI
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
55 Years to 69 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 21, 2026, 9:23 AM EDT
Recruiting Phase 2 Interventional

Proof of Concept Study of Vaginal AZU-101 in Vulvovaginal Atrophy in Postmenopausal Women

NCT06197568
View directory record Official record
Conditions
Vulvo Vaginal Atrophy (VVA)
Interventions
Lasofoxifene Tartrate
Drug
Lead sponsor
Azure Biotech Inc.
Industry
Eligibility
45 Years to 60 Years · Female only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Partner Services Pre-exposure Prophylaxis (PS-PrEP)

NCT02749955
View directory record Official record
Conditions
HIV Transmission, Transtheoretical Model of Change
Interventions
PS-PrEP Intervention Group, PrEPLine Control Group
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
164 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 9, 2025 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Not applicable Interventional

A Self-Assessment Intervention for Young Adult Polydrug Users at Risk for HIV

NCT01362634
View directory record Official record
Conditions
HIV Infection, Substance Abuse
Interventions
Trans-theoretical Process of Change Model-self, Trans-theoretical Process of Change Model - interviewer
Behavioral
Lead sponsor
Nova Southeastern University
Other
Eligibility
18 Years to 39 Years
Enrollment
750 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Dec 7, 2017 · Synced Oct 21, 2026, 9:23 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Radicle Women's Sexual HealthTM CIX: A Study Assessing the Impact of Health and Wellness Products on Sexual Health and Related Health Outcomes

NCT07835763
View directory record Official record
Conditions
Sexual Desire
Interventions
Active Sexual Health Product 1, Active Sexual Health Product 2, Active Sexual Health Product 3, Placebo Sexual Health Control Product
Dietary Supplement
Lead sponsor
Radicle Science
Industry
Eligibility
21 Years to 105 Years · Female only
Enrollment
1,100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Del Mar, California
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Gender-Responsive Drug Use Treatment for Juvenile Justice Girls

NCT02293057
View directory record Official record
Conditions
Drug Use
Interventions
VOICES Group, Girl Health Group
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
12 Years to 24 Years · Female only
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 23, 2020 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Phase 3 Interventional

Treatment of Erectile Dysfunction - Long Term Safety and Efficacy

NCT01065012
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Udenafil 50 mg, Udenafil 100 mg, Udenafil 150 mg, Placebo Matching 50 mg Udenafil, Placebo Matching 100 mg Udenafil, Placebo Matching 150 mg Udenafil
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
19 Years and older · Male only
Enrollment
1,027 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
72
States / cities
Birmingham, Alabama • Homewood, Alabama • Huntsville, Alabama + 65 more
Source: ClinicalTrials.gov public record
Updated Apr 20, 2015 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A First Time in Human Study in Healthy Male Volunteers for Compound GSK557296.

NCT00549211
View directory record Official record
Conditions
Obstetric Labour, Premature, Premature Ejaculation
Interventions
GSK557296
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2007
U.S. locations
1
States / cities
Evansville, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 19, 2012 · Synced Oct 21, 2026, 9:23 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Aromatase Activity and Ovarian Growth Factors in African-American Versus Caucasian Women

NCT00334971
View directory record Official record
Conditions
Healthy, Fragile X Syndrome
Interventions
Follicle Aspiration
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 6, 2013 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Treating Pre-School Children at Risk for Overweight in the Primary Care Setting

NCT01029834
View directory record Official record
Conditions
Overweight
Interventions
family based lifestyle and behavioral counseling, counseling focused on the child
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
2 Years to 6 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
2
States / cities
Buffalo, New York • Williamsville, New York
Source: ClinicalTrials.gov public record
Updated Apr 28, 2023 · Synced Oct 21, 2026, 9:23 AM EDT
Not yet recruiting Not applicable Interventional

Sexual and Urinary Function Improvement for Cancer Survivors

NCT06637852
View directory record Official record
Conditions
Urinary Dysfunction, Sexual Dysfunction
Interventions
SUFICS-PACT
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older · Male only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Enhancing Sexual Safety: Couples' Communication and HIV Testing Among YMSM

NCT04289116
View directory record Official record
Conditions
HIV/AIDS, HIV Infections
Interventions
We Test, IHTC
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
15 Years to 24 Years · Male only
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
Detroit, Michigan • New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 3, 2025 · Synced Oct 21, 2026, 9:23 AM EDT
Terminated Not applicable Interventional Results available

Penile Lengthening Pre-Penile Prosthesis Implantation

NCT03500406
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
RestoreX, Control
Device · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Male only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
2
States / cities
Rochester, Minnesota • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 6, 2020 · Synced Oct 21, 2026, 9:23 AM EDT
Completed Phase 3 Interventional Results available

Prasterone (Dehydroepiandrosterone) in Treating Postmenopausal Cancer Survivors With Vaginal Symptoms

NCT01376349
View directory record Official record
Conditions
Breast Cancer, Gynecologic Cancer
Interventions
prasterone, placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
464 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
280
States / cities
Scottsdale, Arizona • Aurora, Colorado • Boulder, Colorado + 185 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2019 · Synced Oct 21, 2026, 9:23 AM EDT