Question

A 29-year-old MSM on HIV PrEP with an STI in the past year asks about doxycycline postexposure prophylaxis. What is recommended?

Accepted Answer

Doxycycline 200 mg within 72 hours after sex, not more than 200 mg every 24 hours

Answer

Doxycycline 100 mg once within 24 hours after sex, max 100 mg/day

Answer

Doxycycline 200 mg daily regardless of sexual activity

Answer

No role for doxycycline in STI prevention

Answer

Doxycycline 500 mg once weekly

Practice question

A 29-year-old MSM on HIV PrEP with an STI in the past year asks about doxycycline postexposure prophylaxis. What is recommended?