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What is Dose of chloroquine for prophylaxis against vivax malaria: September 2012 and explain in detail?
Ans. B i.e. 300 mg (base) weekly Antimalarial prophylaxis In areas where chloroquine remains effective: Chloroquine 300 to 310 mg once weekly, and Proguanil 200 mg once daily (staed one week before travel, and continued for four weeks after returning)