Plain-English translation of NCT07500415 on ClinicalTrials.gov ↗ · Source last updated · Translation generated ·
This study doesn't follow the usual testing phases — it may be an observational study or a different type of research.
This trial is testing whether , an antibiotic taken shortly after sexual activity, can help prevent common bacterial sexually transmitted infections like syphilis, gonorrhea, and chlamydia. The study focuses on men who have sex with men, transgender women, and travestis in Rio de Janeiro who are living with HIV or taking HIV prevention medication. Researchers want to understand if this medication works, whether it's safe, and whether people can use it as directed.
Even with current prevention tools, bacterial sexually transmitted infections remain very common in these communities and cause real health problems. This medication offers a new approach to prevention, and researchers need to know if it actually works and is practical for people to use in real life.
You likely qualify if…
You likely don't qualify if…
First, you'll receive counseling about how the medication works, its benefits, and potential risks, and you'll decide whether you want to try it. If you choose to participate, you'll take the medication after sexual activity according to instructions, and visit the clinic approximately every three months for up to 48 weeks. At these visits, you'll be tested for infections, checked for any side effects, and asked about your medication use and overall health.
AI-generated summary from trial data · Jul 20, 2026 · Not medical advice
Brazil