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ClinicalTrials.gov public records Last synced Oct 20, 2026, 6:29 PM EDT

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Showing 25–44 of 44 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Chlamydia Trachomatis Clear all
Completed Phase 4 Interventional

Washington State Community Expedited Partner Treatment (EPT) Trial

NCT01665690
View directory record Official record
Conditions
Gonorrhea, Neisseria Gonorrhoeae, Chlamydia Trachomatis
Interventions
Patient delivered partner therapy, Targeted public health partner services
Other · Behavioral
Lead sponsor
University of Washington
Other
Eligibility
14 Years and older
Enrollment
33,222 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
2
States / cities
Olympia, Washington • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 17, 2012 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Multimedia WORTH With Black Drug-Involved Women on Probation

NCT02391233
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 27, 2020 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Single Arm Trial of Menstrual Cups Among Economically Vulnerable Women to Reduce Bacterial Vaginosis and STIs

NCT05666778
View directory record Official record
Conditions
Bacterial Vaginosis, Vaginal Microbiome, Chlamydia Trachomatis Infection, Neisseria Gonorrheae Infection, Trichomonas Vaginitis
Interventions
Menstrual Cup
Device
Lead sponsor
Rush University Medical Center
Other
Eligibility
15 Years to 35 Years · Female only
Enrollment
408 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Phase 2B/3 Double-blinded Placebo-controlled

NCT03107377
View directory record Official record
Conditions
Chlamydia Trachomatis Infection
Interventions
EVO100, Placebo
Drug
Lead sponsor
Evofem Inc.
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
860 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
50
States / cities
Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 40 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2020 · Synced Oct 20, 2026, 6:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Validation Study for Detecting Chlamydia and Gonorrhea in Rectal Samples

NCT00827697
View directory record Official record
Conditions
Gonorrhea, Chlamydia
Interventions
Gen-Probe APTIMA Combo2 (AC2)
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
399 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 17, 2016 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Impact of Water and Health Education Programs on Trachoma and Ocular C. Trachomatis in Niger

NCT00348478
View directory record Official record
Conditions
Trachoma
Interventions
water and health education program to improve hygiene
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
6 Months to 65 Months
Enrollment
720 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 28, 2011 · Synced Oct 20, 2026, 6:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of the Atlas Genetics io® CTNG System

NCT03071510
View directory record Official record
Conditions
Chlamydia Trachomatis, Gonorrhea
Interventions
Atlas Genetics io® system
Device
Lead sponsor
Binx Health Limited
Industry
Eligibility
14 Years and older
Enrollment
7,128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
10
States / cities
Birmingham, Alabama • Los Angeles, California • Indianapolis, Indiana + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 3, 2020 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Evaluation of EVO100 for Prevention of Urogenital Chlamydia Trachomatis and Neisseria Gonorrhoeae Infection

NCT04553068
View directory record Official record
Conditions
Sexually Transmitted Diseases, Gonorrhea, Chlamydia
Interventions
EVO100, Placebo
Drug
Lead sponsor
Evofem Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
1,892 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
98
States / cities
Birmingham, Alabama • Mobile, Alabama • Mesa, Arizona + 71 more
Source: ClinicalTrials.gov public record
Updated Jan 30, 2024 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Home Screening for Chlamydia Surveillance

NCT00177437
View directory record Official record
Conditions
Chlamydia Trachomatis, Gonorrhea
Interventions
home testing kit
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
15 Years to 29 Years · Female only
Enrollment
403 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2005
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 13, 2007 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Performance of Nucleic Acid Amplification Tests for the Detection of NG and CT

NCT02870101
View directory record Official record
Conditions
Neisseria Gonorrhoeae Infection, Chlamydia Trachomatis Infection, Sexually Transmitted Infections
Interventions
Nucleic acid amplification test 1 for NG and CT, Nucleic acid amplification test 2 for NG and CT, Nucleic acid amplification test 3 for NG and CT
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
2,767 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
9
States / cities
Hollywood, California • Los Angeles, California • Denver, Colorado + 5 more
Source: ClinicalTrials.gov public record
Updated May 15, 2019 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Study of Three Alternatives for Mass Treatment in Trachoma Villages of Tanzania

NCT00347607
View directory record Official record
Conditions
Trachoma
Interventions
community surveillance and re-treatment
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
12 Months to 7 Years
Enrollment
2,700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2005
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 28, 2011 · Synced Oct 20, 2026, 6:29 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Clinical Evaluation of the ID NOW™ CT/NG Test

NCT06395675
View directory record Official record
Conditions
Chlamydia Trachomatis Infection, Neisseria Gonorrheae Infection, Asymptomatic Condition
Interventions
ID NOW™
Diagnostic Test
Lead sponsor
Abbott Rapid Dx
Industry
Eligibility
14 Years and older
Enrollment
7,100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated May 2, 2024 · Synced Oct 20, 2026, 6:29 PM EDT
Completed No phase listed Observational

Chlamydia Trachomatis Immunology and Vaccinology Study

NCT01150747
View directory record Official record
Conditions
Chlamydia
Interventions
ceftriaxone, Azithromycin
Drug
Lead sponsor
Harold Wiesenfeld
Other
Eligibility
15 Years to 35 Years · Female only
Enrollment
347 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
4
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 3, 2015 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Phase 2 Interventional

Safety and Efficacy Study of Rifalazil for the Treatment of Chlamydia Trachomatis Infection in Women

NCT01631201
View directory record Official record
Conditions
Chlamydia Trachomatis Infection
Interventions
Rifalazil 25 milligram, Azithromycin 1 gram
Drug
Lead sponsor
ActivBiotics Pharma, LLC
Industry
Eligibility
19 Years and older · Female only
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
5
States / cities
Birmingham, Alabama • San Diego, California • Indianapolis, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2013 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Antenatal Chlamydia Trachomatis and Neisseria Gonorrhoeae Testing to Prevent Adverse Neonatal Consequences

NCT04955717
View directory record Official record
Conditions
Chlamydia Trachomatis Infection, Neonatal Infection, Preterm Birth, Gonorrhea
Interventions
Chlamydia trachomatis and Neisseria gonorrhoeae screening using the GeneXpert
Other
Lead sponsor
University of Southern California
Other
Eligibility
15 Years and older · Female only
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 20, 2026, 6:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Clinical Evaluation of the Click Sexual Health Test for the Detection of Neisseria Gonorrhoeae (NG), Trichomonas Vaginalis (TV), and Chlamydia Trachomatis (CT) in Women

NCT04098900
View directory record Official record
Conditions
Chlamydial Infection, Gonococcal Infection, Trichomoniasis
Interventions
Click Sexual Health Test
Diagnostic Test
Lead sponsor
Visby Medical
Industry
Eligibility
14 Years to 99 Years · Female only
Enrollment
309 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
5
States / cities
Fort Lauderdale, Florida • Saint Paul, Minnesota • St Louis, Missouri + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2020 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

NeuMoDx PrEDiCTiNG Study Evaluation Plan

NCT03970850
View directory record Official record
Conditions
Chlamydia Trachomatis Infection, Neisseria Gonorrheae Infection
Interventions
NeuMoDx CT/NG Assay, FDA-cleared NAATs
Diagnostic Test
Lead sponsor
NeuMoDx Molecular, Inc.
Industry
Eligibility
14 Years to 80 Years
Enrollment
4,017 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
15
States / cities
Birmingham, Alabama • North Miami, Florida • Orlando, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 12, 2020 · Synced Oct 20, 2026, 6:29 PM EDT
Completed Phase 1 Interventional

Optimizing Strategies to Improve STD Partner Services

NCT00207454
View directory record Official record
Conditions
Chlamydia Trachomatis, Neisseria Gonorrhoeae
Interventions
Social Cognitive Counseling
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years to 65 Years
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Apr 15, 2025 · Synced Oct 20, 2026, 6:29 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Antigen-Specific Cell Mediated Immune Response to Chlamydia Trachomatis

NCT00970749
View directory record Official record
Conditions
Chlamydia
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
15 Years to 35 Years · Female only
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 7, 2017 · Synced Oct 20, 2026, 6:29 PM EDT
Terminated No phase listed Observational

Multi-center Evaluation of the VERSANT® CT/GC DNA 1.0 Assay (kPCR)in Detecting C. Trachomatis and N. Gonorrhoeae

NCT01167777
View directory record Official record
Conditions
Chlamydia, Gonorrhea
Interventions
Not listed
Lead sponsor
Siemens Healthcare Diagnostics Inc
Industry
Eligibility
18 Years to 99 Years
Enrollment
2,296 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
7
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 26, 2015 · Synced Oct 20, 2026, 6:29 PM EDT