A 46-year-old woman with a tick bite in a high-incidence area presents 24 hours after removal of an engorged Ixodes tick that was attached for approxi...

Question

A 46-year-old woman with a tick bite in a high-incidence area presents 24 hours after removal of an engorged Ixodes tick that was attached for approximately 40 hours. She is not pregnant. What is the best approach?

Accepted Answer

Single 200 mg dose of doxycycline within 72 hours

Answer

No prophylaxis; observe

Answer

Doxycycline 100 mg twice daily for 14 days

Answer

Amoxicillin 500 mg three times daily for 14 days

Answer

Single dose azithromycin 1 g

us-abfm MCQ (SBA): Lyme Disease (Post-Exposure Prophylaxis)

A 46-year-old woman with a tick bite in a high-incidence area presents 24 hours after removal of an engorged Ixodes tick that was attached for approximately 40 hours. She is not pregnant. What is the best approach?