Question

A 34-year-old MSM with prior syphilis and recent chlamydia asks about STI post-exposure prevention after condomless sex. Which is CDC-endorsed for selected high-risk patients?

Accepted Answer

Doxycycline 200 mg within 72 hours of sex as post-exposure prophylaxis

Answer

Daily azithromycin 250 mg for 1 month

Answer

Levofloxacin 500 mg after sex

Answer

IM ceftriaxone 250 mg monthly

Answer

No role for any antibiotic prophylaxis

Practice question

A 34-year-old MSM with prior syphilis and recent chlamydia asks about STI post-exposure prevention after condomless sex. Which is CDC-endorsed for selected high-risk patients?