Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 22, 2026, 7:55 PM EDT

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

Showing 505–528 of 1,636 matching trials from the live ClinicalTrials.gov search.
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Counseling Among Gender Diverse Adolescents Who Use Depot Medroxyprogesterone

NCT05726903
Conditions
Gender Dysphoria, Adolescent
Interventions
Depo-subQ Provera Injectable Product
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
15 Years to 21 Years · Female only
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Denver, Colorado
Conditions
Pelvic Floor Dysfunction, Sexual Dysfunction Female, Vibrator
Interventions
Instructional handout, Vibrator
Other · Device
Lead sponsor
Albany Medical College
Other
Eligibility
18 Years and older · Female only
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Albany, New York
Conditions
HPV Vaccine Attitudes, HPV Vaccine Intention
Interventions
Not listed
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 26 Years · Male only
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
HIV Infection
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Erectile Dysfunction
Interventions
LEVITRA (vardenafil), placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 64 Years · Male only
Enrollment
395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
65
States / cities
Fairhope, Alabama • Homewood, Alabama • Huntsville, Alabama + 61 more
Conditions
Erectile Dysfunctions
Interventions
Low intensity shockwave therapy (LiSWT), Sham
Device
Lead sponsor
San Diego Sexual Medicine
Other
Eligibility
21 Years to 80 Years · Male only
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
San Diego, California
Enrolling by invitation Not applicable Interventional

Metoidioplasty and Phalloplasty Surgery Decision Making

NCT06565663
Conditions
Gender Dysphoria, Gender Dysphoria, Adult, Gender Incongruence, Transgenderism, Transsexualism, Transgender Persons, Phalloplasty
Interventions
MaPS Decision Aid
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
2
States / cities
Hanover, New Hampshire • Salt Lake City, Utah
Conditions
Posttraumatic Stress Disorder
Interventions
Cognitive Processing Therapy
Behavioral
Lead sponsor
University of Indianapolis
Other
Eligibility
18 Years and older · Female only
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Gender, Early Adolescent Behavior
Interventions
The study is an observational cross sectional study
Other
Lead sponsor
Texas Tech University
Other
Eligibility
10 Years to 12 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Lubbock, Texas
Conditions
HIV Infections
Interventions
Truvada (tenofovir DF + emtricitabine), Emtriva (emtricitabine), Viread (tenofovir DF)
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 80 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
4
States / cities
Fort Lauderdale, Florida • Vero Beach, Florida • Baltimore, Maryland + 1 more
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Synergy Between Patient and Clinician: Using a Trauma-Informed Care Plan

NCT06330753
Conditions
Trauma and Stressor Related Disorders, Violence, Structural, Violence, Domestic, Violence, Sexual
Interventions
Trauma-informed Care Plan-
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 60 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Impotence
Interventions
Viagra (Sildenafil Citrate) 100 mg
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 70 Years · Male only
Enrollment
355 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
33
States / cities
Birmingham, Alabama • Homewood, Alabama • Hoover, Alabama + 30 more
Conditions
HIV Infections
Interventions
Indinavir sulfate, Nelfinavir mesylate
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
3
States / cities
Birmingham, Alabama • San Diego, California • Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

UTECH: Machine Learning for HIV Prevention Among Substance Using GBMSM

NCT04710901
Conditions
Sexually Transmitted Diseases, HIV Infections, Implementation Science, Substance Use, MSM
Interventions
uTECH + YMHP, YMHP, uTECH
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Male only
Enrollment
388 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Microenterprise Intervention to Reduce Sexual Risk Behaviors in Young Adults

NCT03766165
Conditions
Feasibility
Interventions
Intervention, Control
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 24 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Completed No phase listed Observational Accepts healthy volunteers

Deployment Health in Regular Military Women

NCT01692067
Conditions
Military Physical and Sexual Trauma, Combat Trauma, PTSD, TBI
Interventions
Not listed
Lead sponsor
Iowa City Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 60 Years
Enrollment
871 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
2
States / cities
Iowa City, Iowa
Conditions
HIV/AIDS
Interventions
90 DAYS film, HIV pamphlet on disclosure
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Miami, Florida
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Changes in Penile Firmness With Low-Intensity Shockwave Therapy (LiST)

NCT05756803
Conditions
Erectile Dysfunction
Interventions
Low-intensity acoustic shockwave therapy
Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 64 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
2
States / cities
Great Neck, New York • Lake Success, New York
Conditions
HIV Infections
Interventions
Lamivudine/Zidovudine, Nelfinavir mesylate, Efavirenz, Lamivudine, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
9
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 6 more
Conditions
HIV, HIV-1, Human Immunodeficiency Virus
Interventions
GS-9137 - A Novel HIV-1 Integrase Inhibitor
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
278 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
52
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Beverly Hills, California + 49 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Peer Online Motivational Interviewing for Sexual and Gender Minority Male Survivors

NCT03794986
Conditions
Sexual Abuse
Interventions
Trauma-informed SGM affirmative care, Motivational Interviewing
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Male only
Enrollment
356 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Endometrioma
Interventions
Norethindrone acetate and ethinyl estradiol tablets, USP, ferrous fumarate (placebo) tablets
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 35 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Hypogonadism, Erectile Dysfunction
Interventions
Testim®, Placebo Testim®, Viagra®
Drug · Other
Lead sponsor
Mohit Khera
Other
Eligibility
18 Years and older · Male only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Houston, Texas
Conditions
HIV Infections
Interventions
Behavioral intervention to reduce sexual risk among African-American men who have sex with men
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older · Male only
Enrollment
326 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York