Clinical trials: Treponema Pallidum Infection
Early Latent Syphilis, Primary Syphilis
Alternative Antibiotics for Syphilis
The Trep-AB clinical trial will test the efficacy of an investigational neuropenetrative drug, Linezolid (LZD), compared to standard treatment, Benzathine penicillin G (BPG), for early syphilis in humans.
- Conditions
- Early Latent Syphilis, Primary Syphilis, Secondary Syphilis
- Trial name
- NCT05069974
- Testing
- Linezolid 600 mg (post-interim), Benzathine Penicilllin G (post-interim)
- Where
- 11 sites in Spain, United Kingdom
- Volunteers
- 165 people
- Sponsor
- Fundación FLS de Lucha Contra el Sida, las Enfermedades Infecciosas y la Promoción de la Salud y la Ciencia
Sexually Transmitted Infection, Chlamydia
Investigating Point-of-care Diagnostics for Sexually Transmitted Infections and Antimicrobial Resistance in Primary Care in Zimbabwe
A prospective interventional study to evaluate a strategy of point-of-care testing for sexually transmitted infections including chlamydia, gonorrhoea, trichomoniasis, syphilis, and Hepatitis B with comprehensive case management…
- Conditions
- Sexually Transmitted Infection, Chlamydia, Gonorrhea, Trichomoniasis
- Trial name
- IPSAZ (NCT05541081)
- Testing
- Point-of-care STI testing
- Where
- Zimbabwe
- Volunteers
- 1,005 people
- Sponsor
- London School of Hygiene and Tropical Medicine
Syphilis
Multi-site Study of Rapid Diagnostic Syphilis Assays
The performance of an investigational immunochromatographic strip (ICS) test for the diagnosis of syphilis is compared with the Abbott Laboratories Determine ICS test.
- Trial name
- NCT00300534
- Testing
- Abbott Laboratories Determine test for syphilis, Investigational syphilis immunochromatographic strip test
- Where
- 5 sites in United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Centers for Disease Control and Prevention
Neurosyphilis, Biomarkers
Cohort-Based Study of Diagnostic Biomarkers for Neurosyphilis
The goal of this observational study is to identify diagnostic biomarkers for neurosyphilis in patients with the condition. The main questions it aims to answer are: What plasma biomarkers are associated with neurosyphilis? What…
- Conditions
- Neurosyphilis, Biomarkers, Proteomics
- Trial name
- NCT06680011
- Where
- China
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Shanghai Mental Health Center
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
HIV Infections, HIV Pre-Exposure Prophylaxis
Vienna HIV Infection Via Sex Study
The main objective of this prospective observational cohort study is to investigate the epidemiology, the risk factors and ultimately the incidence of novel HIV infections among individuals at high risk for acquiring HIV via sex…
- Conditions
- HIV Infections, HIV Pre-Exposure Prophylaxis, Sexually Transmitted Diseases, Gonorrhea
- Trial name
- HIVEX (NCT05326061)
- Where
- Austria
- Volunteers
- 500 people
- Sponsor
- Medical University of Vienna
Risk Behavior, Sexually Transmitted Diseases
Utilization of the Community Popular Opinion Leader (C-POL) Model in Alabama
Community members within the treatment city will report: 1)engaging in fewer sexual risk practices; 2)significantly higher condom use; 3) significantly higher rates of STD care seeking (including STD screening behaviors); 4)…
- Trial name
- NCT00260754
- Testing
- Community-Popular Opinion Leader Model, Diffusion of Innovations
- Where
- United States
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Centers for Disease Control and Prevention
Acute Bacterial Infections, Acute Viral Infections
300 Antibody Diagnostic Test Kit
For the development of a Point of Care IVD test kit for acute phase disease detection against a variety of bacterial and viral infections.
- Trial name
- Antibody 300 (NCT01646411)
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- The Plasma Source
Gonorrhea, Chlamydia
Safer Sex Program for Young African-American Men
To evaluate the efficacy of the adapted program a randomized controlled trial enrolling 620 eligible African American men who have sex with men (MSM) will be conducted.
- Conditions
- Gonorrhea, Chlamydia, Trichomoniasis, Syphilis
- Trial name
- NCT01439503
- Testing
- Intervention
- Where
- United States
- Volunteers
- 620 people, healthy volunteers welcome
- Sponsor
- Richard Crosby
Healthy Volunteers, Syphilis Serologic Assay Development
Blood Donation Study for ALPCO Syphilis-T and Syphilis-NT Assay Development
This prospective, single-center study will collect blood from approximately 50 adult volunteers aged 22 years or older. Participants will provide informed consent, complete an eligibility review, and undergo one blood draw of…
- Conditions
- Healthy Volunteers, Syphilis Serologic Assay Development, Blood Specimen Collection, Diagnostic Assay Development
- Trial name
- NCT07830550
- Testing
- ALPCO Syphilis-T, ALPCO Syphilis-NT CLIA Kits
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- American Laboratory Products Company
Syphilis
Linezolid for Syphilis Pilot Study
The study aims to evaluate the efficacy of linezolid for the treatment of syphilis.
- Trial name
- NCT05548426
- Testing
- Group B, Linezolid 10d, Group A, Penicillin
- Where
- 5 sites in United States
- Volunteers
- 24 people
- Sponsor
- University of Southern California
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
Syphilis
Lumbar Puncture and Syphilis Outcome
Treponema pallidum, the bacterium that causes syphilis, invades the central nervous system in about 40% of patients with syphilis. This happens early after infection.
- Trial name
- NCT02031146
- Testing
- Lumbar puncture
- Where
- United States
- Volunteers
- 231 people
- Sponsor
- University of Washington
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
HIV Infections, Syphilis
Impact of COVID-19 on Provision and Uptake of Prevention of Mother-to-child Transmission of HIV Services in Zimbabwe
The COVID-19 pandemic and response are likely to lead to severe unintended consequences for the prevention of mother-to-child transmission (PMTCT) of HIV and syphilis.
- Trial name
- NCT04782739
- Testing
- None - Descriptive study
- Where
- 2 sites in Zimbabwe
- Volunteers
- 30 people
- Sponsor
- University of Zimbabwe
Syphilis, Treponema Pallidum
A Cross-sectional Investigational Study to Evaluate the Sensitivity, Specificity, and Utility of the MedMira Inc. Multiplo® Complete Syphilis (TP/nTP) Antibody Test (POCT) to Diagnose Infectious Syphilis in Participants Attending the Sexual Health Clinic in Ottawa, Ontario.
Due to the recent resurgence of infectious syphilis in Canada and the changing epidemiology of the disease to involve heterosexuals and females of child bearing age leading to a record number of congenital syphilis cases and…
- Trial name
- NCT06586905
- Testing
- Medical Device
- Where
- Canada
- Volunteers
- 1,300 people, healthy volunteers welcome
- Sponsor
- MedMira Laboratories Inc.
Syphilis, Congenital
Congenital Syphilis Treatment Trial (CONSISTENT) in Neonates
The Investigator hypothesize that the treatment efficacy will be similar in both study arms. Secondary outcomes and endpoints will characterize safety by comparing adverse events (AEs), tolerability, and adherence to therapy in…
- Trial name
- NCT07457385
- Testing
- Benzathine Penicillin, Amoxicillin
- Where
- 11 sites in United States
- Volunteers
- 374 people
- Sponsor
- University of Alabama at Birmingham
HIV, Hepatitis B, Hepatitis C and Syphilis Infections
Counseling and Reminders for Regular HIV and STIs Screening
Counseling intervention: Primary objective: to evaluate and compare, in at-risk populations, the efficacy of three different counseling methods in terms of propensity to come back for a HIV re-test.
- Trial name
- Napneung-1 (NCT02752152)
- Testing
- Computer-assisted counseling, On-demand counseling, Standard counseling
- Where
- 3 sites in Thailand
- Volunteers
- 1,961 people, healthy volunteers welcome
- Sponsor
- Institut de Recherche pour le Developpement
Syphilis
Modernizing Perinatal Syphilis Testing
The purpose of this study is to determine the testing performance of real-time quantitative polymerase chain reaction and transcription mediated amplification by comparing test performance of these novel molecular tests to…
- Trial name
- NCT06082453
- Testing
- Quantitative polymerase chain reaction (qPCR) assay for detection of Treponema pallidum, Aptima Treponema pallidum transcription-mediated amplification (TMA) assay for detection of Treponema pallidum, Center for Disease Control (CDC) Sexually Transmitted Infections (STI) 2021 Treatment Guidelines for diagnosis of syphilis
- Where
- 9 sites in United States
- Volunteers
- 924 people
- Sponsor
- The University of Texas Health Science Center, Houston
Syphilis
Global Syphilis Sequencing
Syphilis is an important sexually transmitted infection. There has been an epidemic of syphilis amongst men who have sex with men in the United Kingdom in the last decade.
- Trial name
- NCT03709862
- Testing
- Whole Genome Sequencing
- Where
- 5 sites in United Kingdom
- Volunteers
- 726 people
- Sponsor
- London School of Hygiene and Tropical Medicine