Clinical trials: Treponema Pallidum
HIV (Human Immunodeficiency Virus), Chlamydia
Evaluation of Free STI Testing Pilot Projects in Lucerne and Zurich, Switzerland
The main goal of the observational study is to evaluate participants' satisfaction with free HIV and sexually transmitted infection (STI) testing and counselling offered by the cities of Lucerne and Zurich, Switzerland to young…
- Conditions
- HIV (Human Immunodeficiency Virus), Chlamydia, Gonorrhea, Syphilis
- Trial name
- feSTI (NCT07516912)
- Volunteers
- 1,800 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Opioid Use Disorder, HIV
Integrated Care Versus Usual Care for Opioid Use Disorder and Infectious Diseases in Veterans
Opioid use disorder (OUD) confers a higher risk of acquiring and transmitting infectious diseases, which may have long-term health consequences in Veterans.
- Conditions
- Opioid Use Disorder, HIV, Hepatitis C Virus, Gonorrhea
- Trial name
- NCT06766331
- Testing
- Integrated care
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Sexually Transmitted Diseases, Bacterial, Syphilis
Superiority of On-demand PrEP Versus PEP on Using Doxycycline for Preventing STI in MSM
The goal of this clinical trial is to compare the effectiveness of doxycycline taken for on-demand pre-exposure prophylaxis (DoxyODPrEP) and its post-exposure use (DoxyPEP) in preventing bacterial sexually transmitted infections…
- Conditions
- Sexually Transmitted Diseases, Bacterial, Syphilis, Gonorrhea, Chlamydia
- Trial name
- NCT06188442
- Testing
- DoxyODPrEP, DoxyPEP
- Where
- Hong Kong
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
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
Malaria in Pregnancy, Sexually Transmitted Infections
Intermittent Preventive Treatment With Azithromycin-containing Regimens in Pregnant Women in Papua New Guinea
The purpose of this study is to determine whether repeated courses of sulphadoxine-pyrimethamine (SP) in combination with azithromycin given at Antenatal Clinic, leads to lower rates of low birth weight deliveries (<2.5 kg) among…
- Conditions
- Malaria in Pregnancy, Sexually Transmitted Infections, Anaemia
- Trial name
- IPTp in PNG (NCT01136850)
- Testing
- chloroquine, sulphadoxine pyrimethamine, LLIN, azithromycin, sulphadoxine pyrimethamine, LLIN
- Where
- Papua New Guinea
- Volunteers
- 2,793 people, healthy volunteers welcome
- Sponsor
- University of Melbourne
HIV Infection Primary, Hepatitis, Viral, Human
Seville Cohort of People at Substantial Risk for HIV Infection on Pre-exposure Prophylaxis
Pre-exposure prophylaxis (PrEP) based on tenofovir represents a considerably new preventive intervention that has shown to significantly decrease the number of HIV infections while it enables early diagnosis of HIV and other…
- Conditions
- HIV Infection Primary, Hepatitis, Viral, Human, Sexually Transmitted Infections, Excluding HIV and Hepatitis
- Trial name
- SeVIHPrEP (NCT05492565)
- Testing
- Tenofovir Disoproxil Fumarate 300 MG Oral Tablet
- Where
- Spain
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Hospitales Universitarios Virgen del Rocío
Syphilis
Video Tool to Promote Knowledge of Syphilis as Facilitator of HIV Transmission
During the winter of 2007, the Syphilis Advisory Group and Bureau of STD Control of the NYC Department of Health funded the Emergency Department of Jacobi Medical Center to further evaluate the effectiveness of the Syphilis and…
- Trial name
- NCT00553111
- Testing
- educational video
- Where
- 2 sites in United States
- Volunteers
- 168 people, healthy volunteers welcome
- Sponsor
- Jacobi Medical Center
Chlamydia, Gonorrhea
A Seek, Test, and Treat Intervention to Reduce Chlamydia Trachomatis Disparities
This study includes testing for four STIs (chlamydia, gonorrhea, syphilis, and HIV) at no cost. If positive, individual subjects will also be counseled and offered options for treatment for themselves and their sex partners that…
- Conditions
- Chlamydia, Gonorrhea, Hiv, Syphilis
- Trial name
- NCT06428643
- Testing
- Chlamydia, gonorrhea, syphilis, and HIV screening
- Where
- United States
- Volunteers
- 2,322 people, healthy volunteers welcome
- Sponsor
- Tulane University
Congenital Syphilis
Preventing Congenital Syphilis
Nearly 1.5 million pregnant women are infected with syphilis each year, and it is estimated that half of them will have adverse birth outcomes.
- Trial name
- PCS (NCT02353117)
- Testing
- Congenital Syphilis Intervention Group
- Where
- 4 sites in United States, Argentina and 2 more
- Volunteers
- 60,386 people, healthy volunteers welcome
- Sponsor
- Tulane University School of Public Health and Tropical Medicine
Lymphatic Filariasis, Yaws
PK PD Study of IDA and Azithromycin for NTDs ( ComboNTDs )
This is a Pharmacokinetic and Pharmacodynamic study evaluating the safety of co-administering Azithromycin alongside the new IDA (Ivermectin, Diethylcarbamazine, Albendazole) combination treatment for LF.
- Conditions
- Lymphatic Filariasis, Yaws, Trauma
- Trial name
- NCT03664063
- Testing
- Azithromycin, Albendazole, Ivermectin
- Where
- Papua New Guinea
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Lihir Medical Centre
Syphilis, Syphilis Infection
Retrospective Study of iStatis Syphilis Ab Test (POC)
The purpose of this retrospective clinical trial is to establish the clinical performance of the iStatis Syphilis AbTest. The data will be used to demonstrate the product is safe and effective for its intended use.
- Trial name
- NCT06367621
- Testing
- iStatis Syphilis Antibody Test
- Where
- South Africa
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- bioLytical Laboratories
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
HIV Infections, Chlamydia Trachomatis
Safety, Acceptability and Preliminary Effectiveness of PC-515 for Vaginal Use as a Possible Microbicide
The primary aims of the study were to assess the safety and acceptability of PC-515 when applied vaginally at least three times weekly for 12 months.
- Conditions
- HIV Infections, Chlamydia Trachomatis, Neisseria Gonorrhoeae, Trichomonas Vaginitis
- Trial name
- NCT00213031
- Testing
- Carraguard (PC-515)
- Where
- Thailand
- Volunteers
- 165 people, healthy volunteers welcome
- Sponsor
- Population Council
HIV Testing, HEPATITIS C (HCV)
Rapid HIV, Hep C, and Syphilis Screening in a Rural Street Medicine Clinic
West Virginia faces rising rates of HIV, hepatitis, and syphilis, particularly among individuals experiencing homelessness, substance use, and mental health challenges.
- Conditions
- HIV Testing, HEPATITIS C (HCV), Syphilis, Hepatitis B Virus (HBV)
- Trial name
- NCT07317687
- Testing
- Rapid Fingerstick Test, Blood Draw for lab test
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- West Virginia University
Syphilis
Evaluation of the Performance of Chembio's DPP(R) Syphilis Screen & Confirm Rapid Test System
This study has been designed to evaluate the performance of the Chembio Diagnostics Systems, Inc. DPP® Syphilis Screen and Confirm rapid test.
- Trial name
- NCT01543295
- Where
- 3 sites in United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Chembio Diagnostic Systems, Inc.
Hiv, Syphilis
MENJAGA: Continuous Quality Improvement for Antenatal HIV, Syphilis and Hepatitis B Testing in Indonesia
Elimination of mother-to-child-transmission (EMTCT) of HIV, syphilis and hepatitis B are key priorities in Indonesia, the fourth most populous country in the world.
- Conditions
- Hiv, Syphilis, Hepatitis B
- Trial name
- MENJAGA (NCT06058286)
- Testing
- Continuous quality improvement
- Where
- Indonesia
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Yanri Wijayanti Subronto, MD, PhD,
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
Neurosyphilis
Value of an Intrathecal Synthesis Index of Specific Antitreponema IgG for Neurosyphilis Diagnosis
A retro-prospective case-control Swiss study was conducted to evaluate the diagnostic performance of measuring an antibody index (AI) for intrathecal synthesis of specific anti-Treponema pallidum (T.
- Trial name
- NCT06152393
- Testing
- Measure of an antibody index for intrathecal synthesis of specific anti-Treponema pallidum IgG by ELISA.
- Where
- Switzerland
- Volunteers
- 181 people, healthy volunteers welcome
- Sponsor
- University Hospital, Geneva
Sexually Transmitted Diseases
A Trial to Compare Antibacterial vs. Placebo Mouthwash to Reduce the Incidence of Sexually Transmitted Infections (STIs) in Men Who Have Sex With Men (MSM) Taking HIV Pre-Exposure Prophylaxis (PrEP)
The study involves a randomized placebo controlled trial that aims to assess if a mouthwash (Listerine cool mint, LCM) is able to reduce the cumulative incidence of gonorrhoea (Ng), chlamydia (Ct) and syphilis in men who have sex…
- Trial name
- PReGo (NCT03881007)
- Testing
- Mouthwash with LCM
- Where
- Belgium
- Volunteers
- 343 people, healthy volunteers welcome
- Sponsor
- Institute of Tropical Medicine, Belgium
Hiv, Syphilis
Validation of Self Testing Using the INSTI Multiplex HIV1/2 Syphilis Antibody Test
This study aims to validate the percent agreement of the INSTI Multiplex Human Immunodeficiency (HIV) 1/2 syphilis antibody (Ab) test (INSTI POCT) when used as a self-test by patients compared to conventional serologic testing.
- Trial name
- NCT06953024
- Testing
- INSTI HIV/syphilis Point of Care Self-Test Administration
- Where
- Canada
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Nova Scotia Health Authority