If a drug is active against pre erythrocytic stage of the malaria parasite it will be useful as: (A) Suppressive prophylactic, (B) Causal prophylactic, (C) Clinical curative, (D) Radical curative
Answer is B. (Ref KDT 6/e p782) Stage ---clinical use Preerythrocytic- Causal prophylaxis Erythrocytic-Clinical cure -Suppressive prophylaxis Exo-Erythrocytic: Radical cure Gametocytic Pevention of transmission