<prompt> Drug used for chloroquine-resistant vivax malaria are all of the following except: September 2009QuinineDoxycyclinePrimaquineFluoroquinolones  <response>: Ans. D: Fluoroquinolones In occasional cases of chloroquine resistance: Quinine 600 mg 10 mgkg 8 hourly for 7 days Doxycycline 100 mg daily for 7 days Primaquine 15 mg 0.25 mg kg daily for 14 days. 