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Syphilis clinical trials in Houston, TX
5 studies for Syphilis are looking for participants at sites in and around Houston (within about 30 miles). Open a study to see who can join and how to contact the study team.
Recruiting for a study here? Feature it at the top of this page — $99 for 30 days →
Doxycycline Prophylaxis for Prevention of Sexually Transmitted Infections
RecruitingPhase 4
- Baylor College of Medicine, Houston
This Study Evaluates the ALPCO Syphilis-T and Syphilis-NT CLIA Kits for Detecting Syphilis Antibodies in Serum and Plasma. Samples From At-risk, HIV-positive, Pregnant, and Healthy Individuals Will Assess Assay Performance Versus Established Comparator Tests.
RecruitingObservational studyHealthy volunteers welcome
- Chemidox Tx LLC, Houston
Study of Ceftriaxone and Benzathine Penicillin G During Pregnancy
RecruitingObservational study
- Site 5128, Baylor College of Medicine/Texas Children's Hospital NICHD CRS, Houston
Offering Routine and Rapid Point of Care (POC) Syphilis Testing in Pregnant Patients Presenting to the Emergency Department
Recruiting
- The University of Texas Health Science Center at Houston, Houston
Modernizing Perinatal Syphilis Testing
Recruiting
- Baylor College of Medicine, Houston
- Texas Children's Hospital, Houston
- The University of Texas Health Science Center at Houston, Houston
- and 1 more
About Syphilis
Syphilis is a sexually transmitted disease. It causes sores on the genitals, rectum, or mouth. Read about testing, prevention, and treatment.
More about Syphilis on MedlinePlus
Syphilis trials in other cities
Other studies in Houston
- Non-Small Cell Lung Cancer143 studies
- Breast Cancer126 studies
- Cancer (all types)124 studies
- Colorectal Cancer101 studies
- Metastatic Cancer100 studies
- Ovarian Cancer90 studies
- Acute Myeloid Leukemia88 studies
- Lung Cancer78 studies
- Prostate Cancer73 studies
- Endometrial Cancer69 studies
- Melanoma61 studies
- Pancreatic Cancer59 studies
From ClinicalTrials.gov, data retrieved Nov 15, 2026. Each study sets its own eligibility; the study team decides who can join.