Clinical trials: Chlamydia
Sexually Transmitted Diseases, Syphilis
Doxi-Rio: Study on the Use of Doxycycline to Prevent Sexually Transmitted Infections in Rio de Janeiro
The goal of this clinical trial is to learn if doxycycline post-exposure prophylaxis (doxy-PEP) can help prevent bacterial sexually transmitted infections (STIs) among sexual and gender minorities in Rio de Janeiro, Brazil…
- Conditions
- Sexually Transmitted Diseases, Syphilis, Gonorrhea, Chlamydia Infections
- Trial name
- NCT07500415
- Testing
- Doxycycline
- Where
- Brazil
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Oswaldo Cruz Foundation
Opioid Use Disorder, HIV Infections
Combination Primary Care and Prevention Services for Women Who Inject Drugs and Exchange Sex in Seattle, Washington
The investigators will implement a non-randomized observational clinical trial that will include a pop-up clinic for women who inject drugs (WWID) near venues for exchange sex and drug use in north Seattle.
- Conditions
- Opioid Use Disorder, HIV Infections, Chlamydia, Gonorrhea
- Trial name
- NCT06187064
- Testing
- Mobile Van Clinic
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Washington
Syphilis Infection, Gonorrhea
The Efficacy of Doxycycline Post Exposure Prophylaxis for Preventing STIs Among MSM in Bangkok, Thailand.
The objective of this research is to evaluate the efficacy and safety of doxycycline in MSM for preventing sexually transmitted infections (gonorrhea, chlamydia, and syphilis) in Thailand Participation in this study will last…
- Conditions
- Syphilis Infection, Gonorrhea, Chlamydia
- Trial name
- ThaiDoxyPEP (NCT07397403)
- Testing
- Doxycycline (200mg/day)
- Where
- Thailand
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Bangrak STIs Center
Dengue, Chikungunya
Risk Assessment of Community Spread of Multiple Endemic Infectious Diseases in a One Health Perspective
RACSMEI addresses the high burden of infectious diseases in low- and middle-income countries, including Cambodia, where limited surveillance and laboratory capacity often obscure etiologies and transmission dynamics.
- Conditions
- Dengue, Chikungunya, Zika Virus Infection, Japanese Encephalitis
- Trial name
- RACSMEI (NCT07358910)
- Where
- Cambodia
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Institut Pasteur du Cambodge
Gonorrhea, Chlamydia
Pay-it-forward Gonorrhea and Chlamydia Testing Among Men in China
PIONEER is a three-arm, programmatic cluster randomized controlled trial (RCT) to compare effectiveness of three implementation strategies, followed by a mixed-methods implementation evaluation study
- Trial name
- NCT05723263
- Testing
- Standard Pay-it-forward, Community Engaged Pay-it-forward, Control arm
- Where
- China
- Volunteers
- 1,200 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Gonorrhea Male, Chlamydia (Male)
Periodic Presumptive Treatment vs. doxyPEP for STI Control in Kenyan MSM
Men who have sex with men (MSM) are at high risk for gonorrhea and chlamydia in Kenya, where nucleic acid amplification testing is not feasible and most infections therefore go undiagnosed.
- Conditions
- Gonorrhea Male, Chlamydia (Male), Syphilis Male
- Trial name
- NCT06468462
- Testing
- WHO-recommended periodic presumptive treatment, Doxycycline post-exposure prophylaxis
- Where
- 3 sites in Kenya
- Volunteers
- 2,900 people, healthy volunteers welcome
- Sponsor
- University of Washington
Gonorrhea, Chlamydia
Adolescent Sexually Transmitted Infection Screening in the Emergency Department
Sexually transmitted infections (STIs) are highly prevalent among adolescents. Clinical practices related to screening, diagnosis, treatment, and prevention of STIs among adolescents are suboptimal.
- Trial name
- STI (NCT03715335)
- Testing
- Targeted STI Screening, Universally Offered STI Screening
- Where
- 5 sites in United States
- Volunteers
- 98,413 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Human Immunodeficiency Virus, Risk Reduction
Building Mobile HIV Prevention and Mental Health Support in Low-resource Settings
The purpose of this research study is to provide help and support for mental health and human immunodeficiency virus (HIV) risk reduction among Romanian gay and bisexual men.
- Conditions
- Human Immunodeficiency Virus, Risk Reduction, Alcohol Abuse, Depression, Anxiety
- Trial name
- NCT03912753
- Testing
- Comunică, Education Attention Control
- Where
- Romania
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Columbia University
Chlamydia, Gonorrhea
Screening With Tampons: Evaluating Diagnostic Accuracy and HPV and Assessing Participant Views
Diagnostic trial comparing the diagnostic accuracy of the DAYE Diagnostic Tampon (DDT) with a vaginal swab (self-collected and clinician taken).
- Conditions
- Chlamydia, Gonorrhea, Bacterial Vaginosis, Human Papilloma Virus
- Trial name
- STAMP (NCT06154239)
- Testing
- DAYE Diagnostic Tampon, Vaginal self-swab, Clinician vaginal swab
- Where
- United Kingdom
- Volunteers
- 617 people, healthy volunteers welcome
- Sponsor
- Anne's Day Ltd
Sexually Transmitted Disease (STD), Gonorrhea
Assessing Acceptability and Feasibiity of STI Self-swab Testing, to be Offered at the Time of Telemed Medication Abortion Provision
The goal of this interventional study is to provide more access to STI testing for patients who seek abortion care through telemedicine, particularly for those whose access to STI testing is otherwise limited.
- Conditions
- Sexually Transmitted Disease (STD), Gonorrhea, Chlamydia, Trichomonas Infection
- Trial name
- STAMP (NCT06951438)
- Testing
- Self-swab collection PCR test for chlamydia, gonorrhea, trichomonas
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Queen's Medical Center
Chlamydia Trachomatis Infection, Neonatal Infection
Antenatal Chlamydia Trachomatis and Neisseria Gonorrhoeae Testing to Prevent Adverse Neonatal Consequences
To assess the effectiveness of Chlamydia trachomatis (CT) and Neisseria gonorrhoeae (NG) testing and treatment during pregnancy to reduce adverse pregnancy and birth outcomes compared to the standard of care (treatment based on…
- Conditions
- Chlamydia Trachomatis Infection, Neonatal Infection, Preterm Birth, Gonorrhea
- Trial name
- NCT04955717
- Testing
- Chlamydia trachomatis and Neisseria gonorrhoeae screening using the GeneXpert
- Where
- 2 sites in United States, Botswana
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Chlamydia Trachomatis Infection, Neisseria Gonorrheae Infection
Pharmacy-based Testing and Treatment for Gonorrhea and Chlamydia
Chlamydia trachomatis (CT) and Neisseria gonorrhoeae (NG) are the first and second most commonly reported sexually transmitted infections (STI) in Canada, respectively, and rates are increasing.
- Trial name
- NCT06234943
- Testing
- Chlamydia trachomatis and Neisseria gonorrhea self-swab(s) and/or urine collection. Clinical assessment and prescribing of treatment for participants with positive test results
- Where
- 5 sites in Canada
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Nova Scotia Health Authority
Sexually Transmitted Infections
STI/HIV Intervention Behavioral Intervention Program
The hypothesis is that a behavioral intervention tool adapted for the US military population will be acceptable and associated with a decrease in incident sexually transmitted infection (STI)/HIV rates and high-risk sexual…
- Trial name
- NCT04547413
- Testing
- STI/HIV Intervention Behavioral Intervention Program
- Where
- 2 sites in United States
- Volunteers
- 155 people, healthy volunteers welcome
- Sponsor
- Madigan Army Medical Center
Neisseria Gonorrhoeae Infection, Chlamydia Trachomatis Infection
GonoScreen: Efficacy of Screening STIs in MSM
A Multicentre, controlled, randomized trial of 3 site (urethra, pharynx and rectum) sampling performed every 3 months (3x3) for Neisseria gonorrhoea (Ng)/Chlamydia trachomatis (Ct) screening (comparator) vs.
- Trial name
- GonoScreen (NCT04269434)
- Testing
- No Screening
- Where
- 5 sites in Belgium
- Volunteers
- 1,014 people, healthy volunteers welcome
- Sponsor
- Institute of Tropical Medicine, Belgium
STI, Sexually Transmitted Infection (STI)
A Digital Patient Decision Aid to Increase Sexually Transmitted Infection Testing in the Emergency Department: The STIckER Study
This study is a pilot randomized trial of STIckER in which 40 providers (20 trained in using the STIckER decision aid and 20 providing standard care) will enroll a total of 140 sexually active young Emergency Department (ED)…
- Conditions
- STI, Sexually Transmitted Infection (STI), Sexually Transmitted Disease (STD)
- Trial name
- STIckER (NCT06014177)
- Testing
- STIckER, Control
- Where
- 2 sites in United States
- Volunteers
- 184 people, healthy volunteers welcome
- Sponsor
- Columbia University
Chlamydia Trachomatis Infection
Genital CT Treatment to Pregnant Women to Prevent Adverse Pregnancy Outcomes: A Pilot RCT
This study aims to identify the relationship between genital C. trachomatis and adverse pregnancy outcomes, and investigate whether screening and treatment of genital C.
- Trial name
- RCT (NCT03862495)
- Testing
- C. trachomatis and N. gonorrhoeae, Azithromycin, Partner notification and treatment
- Where
- 2 sites in China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Chlamydia Trachomatis Genital Infection, Gonorrhea
Point of Care Rapid STI Test Optimization and Validation Extension
The purpose of this sub-study (PROVE) is to support and facilitate the validation of commercially available point of care (POC) sexually transmitted infection (STI) diagnostic test kits/devices for potential on-site laboratory…
- Conditions
- Chlamydia Trachomatis Genital Infection, Gonorrhea, Trichomoniasis
- Trial name
- PROVE (NCT06566677)
- Where
- South Africa
- Volunteers
- 364 people, healthy volunteers welcome
- Sponsor
- Wits RHI Research Centre Clinical Research Site
Trachoma
Safety and Immunogenicity of a Chlamydia Vaccine CTH522
CHLM-02 was a phase I, double-blind, randomized, placebo-controlled trial of the chlamydia vaccine CTH522. 65 trial participants were randomized into 12 groups and six cohorts (A1 to F2).
- Trial name
- CHLM-02 (NCT03926728)
- Testing
- CTH522-CAF01 IM, CTH522-CAF09b IM, CTH522 ID
- Where
- United Kingdom
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Statens Serum Institut
Gonorrhea, Chlamydia
Evaluation of Doxycycline Post-exposure Prophylaxis to Reduce Sexually Transmitted Infections in PrEP Users and HIV-infected Men Who Have Sex With Men
The purpose of this study is to understand if taking an antibiotic called doxycycline by mouth as soon as possible after sexual contact without a condom can reduce the risk of sexually transmitted infections (STIs), including…
- Conditions
- Gonorrhea, Chlamydia, Syphilis
- Trial name
- NCT03980223
- Testing
- Doxycycline Hyclate Delayed-Release 200 mg
- Where
- 3 sites in United States
- Volunteers
- 641 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
HIV Infections, HIV/AIDS
Doxycycline PEP for Prevention of Sexually Transmitted Infections Among Kenyan Women Using HIV PrEP
This is a randomized clinical trial of doxycycline post-exposure prophylaxis (dPEP) to reduce bacterial STIs among Kenyan women taking pre-exposure prophylaxis (PrEP).
- Conditions
- HIV Infections, HIV/AIDS, Neisseria Gonorrheae Infection, Chlamydia Trachomatis Infection
- Trial name
- dPEP-KE (NCT04050540)
- Testing
- Doxycycline
- Where
- Kenya
- Volunteers
- 449 people, healthy volunteers welcome
- Sponsor
- University of Washington