Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 10, 2026, 2:22 PM EDT

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Showing 1–24 of 100 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Sexual Behavior, Unprotected Sex, Gonorrhea, Chlamydia, Trichomonas, Sexually Transmitted Diseases, Adolescent Behavior, Self Evaluation
Interventions
Sexual Health Risk Assessment, Sexual Health Score, Sexual Health Messaging, Water SSB Quiz, Water SSB Score, Water SSB Messaging, STI Screening
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
14 Years to 26 Years
Enrollment
219 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Whiteriver, Arizona
Conditions
Mycoplasma Genitalium Infection
Interventions
Comparison of two standard of care regimens
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 99 Years · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Gonorrhea Male
Interventions
Cefixime, Ceftriaxone, Ciprofloxacin, Neisseria gonorrhoeae strain FA1090, Meningococcal Group B Vaccine, Influenza Vaccine, Tetanus-diptheria Vaccine
Drug · Biological
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Opioid Use Disorder, HIV Infections, Chlamydia, Gonorrhea, Syphilis, Trichomonas
Interventions
Mobile Van Clinic
Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Completed No phase listed Observational Accepts healthy volunteers

Self-Obtained Vaginal Swabs for Chlamydia and Gonorrhea Testing

NCT01849653
Conditions
Chlamydial Infection, Gonococcal Infection
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
16 Years to 75 Years · Female only
Enrollment
3,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
San Francisco, California
Recruiting Not applicable Interventional

Point of Care STI Testing

NCT06844045
Conditions
Point of Care STI Testing
Interventions
Gonorrhea/chlamydia Point-of-Care Testing
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
16 Years to 24 Years
Enrollment
6,460 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed No phase listed Observational Accepts healthy volunteers

Cepheid Rectal Sample Validation Study

NCT02099760
Conditions
Gonorrhea, Chlamydia, Trichomonas
Interventions
STD testing (GC/Ct/trich)
Device
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
402 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Conditions
Gonorrhoea
Interventions
Azithromycin, Gentamicin, Gemifloxacin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
15 Years to 60 Years
Enrollment
614 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
5
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 2 more
Conditions
Gonococcal Infection
Interventions
Meningococcal Group B Vaccine, Placebo
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
2,606 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
10
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 6 more
Conditions
Chlamydia Trachomatis, Gonorrhea
Interventions
Not listed
Lead sponsor
Hologic, Inc.
Industry
Eligibility
14 Years and older · Female only
Enrollment
1,766 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
18
States / cities
Birmingham, Alabama • New Haven, Connecticut • Miami, Florida + 15 more
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Experimental Human Infection With Neisseria Gonorrhoeae

NCT03840811
Conditions
Gonococcal Infection
Interventions
Cefixime, Ceftriaxone, Ciprofloxacin, Neisseria gonorrhoeae strain FA1090 A26, Neisseria gonorrhoeae strain FA7537
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 36 Years · Male only
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
HIV Infections, Sexually Transmitted Diseases
Interventions
Social Skills Training, Mass media, Control
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
14 Years to 17 Years
Enrollment
1,650 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
4
States / cities
Atlanta, Georgia • Syracuse, New York • Providence, Rhode Island + 1 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Adolescent Sexually Transmitted Infection Screening in the Emergency Department

NCT03715335
Conditions
Gonorrhea, Chlamydia
Interventions
Targeted STI Screening, Universally Offered STI Screening
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
15 Years to 21 Years
Enrollment
98,413 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
5
States / cities
Aurora, Colorado • Columbus, Ohio • Philadelphia, Pennsylvania + 2 more
Completed Not applicable Interventional Results available

Rapid Diagnostic Assay for Gonorrhea and Chlamydia

NCT05564299
Conditions
Urethritis, Cervicitis, Sexually Transmitted Infections
Interventions
Rapid 30-minute Desktop Assay
Diagnostic Test
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Gonorrhoea
Interventions
AZD0914, Ceftriaxone
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
5
States / cities
Birmingham, Alabama • Indianapolis, Indiana • New Orleans, Louisiana + 2 more
Conditions
Gonorrhea
Interventions
Not listed
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years · Male only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Jacksonville, Florida
Completed Phase 3 Interventional Results available

Bacterial Vaginosis Home Screening to Prevent STDs

NCT00667368
Conditions
Bacterial Vaginosis
Interventions
Metronidazole
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
15 Years to 25 Years · Female only
Enrollment
1,370 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
7
States / cities
Birmingham, Alabama • San Francisco, California • Baltimore, Maryland + 3 more
Conditions
Hiv, Chlamydia, Gonorrhea
Interventions
all2GETHER
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
16 Years to 34 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Sexually Transmitted Diseases, Chlamydia, Gonorrhea
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
Male only
Enrollment
907 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
San Francisco, California
Conditions
Neisseria Gonorrheae Infection
Interventions
Investigational Reflex Test 1, Investigational Reflex Test 2, Investigational Reflex Test 3
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
Not listed
Enrollment
3,291 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
8
States / cities
San Francisco, California • Indianapolis, Indiana • Jackson, Mississippi + 5 more
Completed Not applicable Interventional Accepts healthy volunteers

Trial of an Adapted STD Screening and Risk Reduction Intervention

NCT02513225
Conditions
Alcohol Use, Drug Use, Diagnostic Self Evaluation, Gonorrhea, Unprotected Sex, Chlamydia, Trichomonas
Interventions
Project EMPWR, Optimized Standard Care (OSC)
Behavioral · Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 49 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Fort Apache, Arizona
Completed Not applicable Interventional Accepts healthy volunteers

Multimedia WORTH With Black Drug-Involved Women on Probation

NCT02391233
Conditions
Sexually Transmitted Infections, HIV, Gonorrhea, Trichomonas, Chlamydia Trachomatis, Drug Use
Interventions
E-WORTH, Streamlined HIV Testing
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
354 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
New York, New York
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Inflammation in Methamphetamine and STIs (IMSTI)

NCT05162391
Conditions
Methamphetamine-dependence, Rectal Gonorrhea, Rectal Chlamydia
Interventions
Contingency Management
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Male only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Gonorrhea
Interventions
Listerine Antiseptic Mouthwash Product, Biotene Mouthwash
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 45 Years · Male only
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Los Angeles, California