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Showing 25–42 of 18 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Chlamydia Trachomatis Infection Clear all
Terminated Not applicable Interventional Accepts healthy volunteers

Comparing Specimen Collection Techniques to Screen for Sexually Transmitted Infections in Pregnant Women: A Pilot Study

NCT03877263
View directory record Official record
Conditions
Sexually Transmitted Diseases
Interventions
Endocervical swab for detection of STI, Vaginal swab for detection of STI
Diagnostic Test
Lead sponsor
OhioHealth
Other
Eligibility
16 Years and older · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 4, 2021 · Synced Jun 27, 2026, 6:38 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Improving Maternal and Child Health Through Point-of-care STI Testing

NCT07290439
View directory record Official record
Conditions
Treponema Pallidum Infection, Chlamydia Trachomatis Infection, Neisseria Gonorrheae Infection, Trichomonas Vaginalis Vaginitis, Sexually Transmitted Infection
Interventions
Point-of-care STI tests, Standard of care STI testing
Diagnostic Test
Lead sponsor
Emory University
Other
Eligibility
Female only
Enrollment
756 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Jun 27, 2026, 6:38 AM 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 25, 2015 · Synced Jun 27, 2026, 6:38 AM 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 26, 2020 · Synced Jun 27, 2026, 6:38 AM EDT
Completed Phase 3 Interventional Results available

Treatment Failure of Chlamydial Infection in Males and Females in Youth Correctional Facilities

NCT00980148
View directory record Official record
Conditions
Chlamydial Infection
Interventions
Azithromycin, Doxycycline
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years to 21 Years
Enrollment
567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
2
States / cities
Birmingham, Alabama • Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2015 · Synced Jun 27, 2026, 6:38 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Immunopathogenesis of Chlamydia

NCT00607659
View directory record Official record
Conditions
CHLAMYDIA INFECTIONS
Interventions
No intervention, only observational
Other
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
11 Years to 21 Years · Female only
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2016
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Jun 27, 2026, 6:38 AM EDT
Active, not recruiting 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 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 30, 2025 · Synced Jun 27, 2026, 6:38 AM 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 2, 2015 · Synced Jun 27, 2026, 6:38 AM 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 6, 2017 · Synced Jun 27, 2026, 6:38 AM 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 2, 2025 · Synced Jun 27, 2026, 6:38 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Impact of Two Alternative Dosing Strategies for Trachoma Control in Niger

NCT00618449
View directory record Official record
Conditions
Trachoma, Chlamydia Trachomatis
Interventions
Azithromcyin, Azithromycin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Enrollment
1,139 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 7, 2012 · Synced Jun 27, 2026, 6:38 AM 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 16, 2016 · Synced Jun 27, 2026, 6:38 AM 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 2, 2020 · Synced Jun 27, 2026, 6:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Check it: A New Approach to Controlling Chlamydia Transmission in Young People

NCT03098329
View directory record Official record
Conditions
Chlamydia Trachomatis Infection, Gonorrhea
Interventions
Ct/GC screening
Other
Lead sponsor
Tulane University
Other
Eligibility
15 Years to 26 Years · Male only
Enrollment
1,907 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Nov 22, 2021 · Synced Jun 27, 2026, 6:38 AM 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 27, 2011 · Synced Jun 27, 2026, 6:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Study of a Diagnostic Device for NG, TV and CT in Women

NCT03852316
View directory record Official record
Conditions
Chlamydial Infection, Gonococcal Infection, Trichomoniasis
Interventions
Click Device
Device
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
14 Years to 99 Years · Female only
Enrollment
1,585 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
10
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 12, 2022 · Synced Jun 27, 2026, 6:38 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers Results available

Use of Abbott RealTime CT/NG to Detect Chlamydia Trachomatis [CT] & Neisseria Gonorrhoeae [NG] in Men Who Have Sex With Men [MSM]

NCT01291264
View directory record Official record
Conditions
Chlamydia Infection, Gonococcal Infection, Sexually Transmitted Diseases
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
260 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 3, 2014 · Synced Jun 27, 2026, 6:38 AM 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 11, 2020 · Synced Jun 27, 2026, 6:38 AM EDT