Primaquine acts on which stage of life cycle of all human malarial parasites for causal prophylaxis?
Pre erythrocyte
Erythrocyte
Exo erythrocyte
Hyponozoite
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
Anti Microbial