Question

A 24-year-old presents 36 hours after an Ixodes tick bite in New England; engorged tick attached >36 hours. Asymptomatic. Best post-exposure prophylaxis?

Accepted Answer

Doxycycline 200 mg single dose within 72 hours

Answer

No antibiotics; observe

Answer

Amoxicillin 500 mg TID for 14 days

Answer

Cefuroxime 500 mg BID for 7 days

Answer

Azithromycin 500 mg daily for 3 days

Practice question

A 24-year-old presents 36 hours after an Ixodes tick bite in New England; engorged tick attached >36 hours. Asymptomatic. Best post-exposure prophylaxis?