Syphilis
Medically Reviewed
Syphilis is a bacterial STI that progresses through stages and is easily cured with antibiotics if caught early. It can be detected with a blood test from 3 weeks after exposure. Symptoms start with a painless sore, followed by rash and flu-like symptoms if untreated.
Syphilis: Key Facts
- Incubation Period
- 10-90 days (average 21 days)
- Test Window
- 3-4 weeks post-exposure
- Results
- 24-48 hours
- Treatment
- Penicillin injection
- Cure Rate
- 100% in early stages
Results within 24 hours • Same-day treatment available
Symptoms of Syphilis
Common Symptoms
- Primary: Painless sore (chancre) at infection site
- Secondary: Rash on palms/soles, flu-like symptoms
- Latent: No symptoms but still infected
- Tertiary: Serious organ damage (rare with treatment)
Symptoms in Men
- Painless sore on penis or around anus
- Body rash including palms and soles
- Flu-like symptoms
- Swollen lymph nodes
Symptoms in Women
- Painless sore on vulva, vagina, or cervix
- Body rash including palms and soles
- Patchy hair loss
- Swollen lymph nodes
How is Syphilis Transmitted?
- Direct contact with syphilis sore
- Vaginal, anal, or oral sex
- From mother to baby during pregnancy
Prevention
- Use condoms (reduces but doesn't eliminate risk)
- Regular testing
- Avoid contact with visible sores
- Partner notification and treatment
Complications if Untreated
- Brain and nervous system damage
- Heart problems
- Blindness
- Pregnancy complications
- All preventable with early treatment
Frequently Asked Questions

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View PackagesSyphilis: Key Facts
- Incubation Period
- 10-90 days (average 21 days)
- Test Window
- 3-4 weeks post-exposure
- Results
- 24-48 hours
- Treatment
- Penicillin injection
- Cure Rate
- 100% in early stages
Results within 24 hours • Same-day treatment available