A 31-year-old hiker found an attached Ixodes tick, likely 36 hours, removed 24 hours ago in an endemic area. No symptoms. Best post-exposure prophyla...

Question

A 31-year-old hiker found an attached Ixodes tick, likely >36 hours, removed 24 hours ago in an endemic area. No symptoms. Best post-exposure prophylaxis?

Accepted Answer

Doxycycline 200 mg once within 72 hours of tick removal

Answer

No prophylaxis; observe only

Answer

Amoxicillin 500 mg TID for 10 days

Answer

Cefuroxime 500 mg BID for 7 days

Answer

Azithromycin 500 mg once

us-abfm MCQ (SBA): Lyme Disease Prophylaxis

A 31-year-old hiker found an attached Ixodes tick, likely >36 hours, removed 24 hours ago in an endemic area. No symptoms. Best post-exposure prophylaxis?