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What is Primaquine acts on which stage of life cycle of all human malarial parasites for causal prophylaxis? and explain in detail?
Ans. is 'a' i.e., Pre erythrocyte Antimalarial drugsPurpose Acting onExamplesCausal prophylaxisPreerythrocytic schizogony1. For falciparum: Proguanil, tetracycline2. For all species: PrimaquineClinical cure 1. Fast acting - Chloroquine, amadioquine, quinine, mefloquine, halofantrine, lumefanterine, atovaquone, artimisinin.2. Slow acting - Pyrimethamine, proguanil, sulfonamides, tetracyclines.GametocidalGametocytes1. For all species: Primaquine, artimisinins2. For P. vivax: Chloroquine, quinineRadical careExoerythrocytic schizogonyI. Primaquine