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Sexually Transmitted Infections clinical trials in San Francisco, CA
3 studies for Sexually Transmitted Infections are looking for participants at sites in and around San Francisco (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
- San Francisco Department of Public Health, San Francisco
Combatting HIV Or Other STIs Early (CHOOSE)
RecruitingHealthy volunteers welcome
- San Francisco Department of Public Health, San Francisco
Comparing Mobile Health Strategies to Improve Pre-exposure Prophylaxis Use (PrEP) for HIV Prevention
RecruitingHealthy volunteers welcome
- San Francisco AIDS Foundation, San Francisco
About Sexually Transmitted Infections
Sexually transmitted infections (STIs) are passed from person to person during sexual contact. Testing, vaccines, and prevention behaviors can lower your risk.
More about Sexually Transmitted Infections on MedlinePlus
Sexually Transmitted Infections trials in other cities
Other studies in San Francisco
- Prostate Cancer44 studies
- Breast Cancer40 studies
- Cancer (all types)38 studies
- Non-Small Cell Lung Cancer37 studies
- Heart Failure29 studies
- Metastatic Cancer25 studies
- Lung Cancer23 studies
- Melanoma21 studies
- Ovarian Cancer20 studies
- Cardiovascular Disease20 studies
- Pancreatic Cancer19 studies
- Glioblastoma19 studies
From ClinicalTrials.gov, data retrieved Nov 15, 2026. Each study sets its own eligibility; the study team decides who can join.