AtlasInfectionsSexually transmitted infections excluding HIV

Syphilis

4Curable or preventable in mostAI-generated
Burden-over-time charts — how many people this disease affects and whether that number is rising or falling — are coming to this page. The treatability read, milestones, and live trial pipeline below are current.

What's being tested now

2015: 1 trials started2020: 1 trials started2021: 2 trials started2023: 1 trials started2024: 8 trials started2025: 14 trials started2026: 11 trials started2020202614

Trials started per year, stacked by phase (darker = later phase). Source: ClinicalTrials.gov via Clin2, which tracks studies recruiting in recent years — early years undercount.

See all 36 active Syphilis trials on Clin2 →

Related

Burden estimates: IHME Global Burden of Disease Study. Drug indications: ChEMBL (CC BY-SA). Trial data: ClinicalTrials.gov via Clin2. Velocity, acceleration, and turning points are computed by Clin2 — how this page is made. Treatability describes what medicine can do, not what is available everywhere. This page describes populations, not people, and is not medical advice.