The following antimalarial drug is more active against pre-and exoerythrocytic stages of the malarial parasite than against the erythrocytic stage: A. Proguanil B. Primaquine C. Pyrimethamine D. Halofantrine

The following antimalarial drug is more active against
pre-and exoerythrocytic stages of the malarial
parasite than against the erythrocytic stage:
A. Proguanil
B. Primaquine
C. Pyrimethamine
D. Halofantrine
by

1 Answer

Answer :

B. Primaquine
by

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The part of life cycle of malarial parasite Plasmodium vivax, that is passed in female Anopheles is (a) sexual cycle (b) pre-erythrocytic schizogony (c) exoerythrocytic schizogony (d) post-erythrocytic schizogony.

Description : The part of life cycle of malarial parasite Plasmodium vivax, that is passed in female Anopheles is (a) sexual cycle (b) pre-erythrocytic schizogony (c) exoerythrocytic schizogony (d) post-erythrocytic schizogony.

Last Answer : (a) sexual cycle

Choose the antimalarial drug effective against multidrug resistant P. falciparum, which rapidly terminates an attack of malarial fever, but has a short duration of action, so that recrudescence is common: A. Proguanil B. Mefloquine C. Amodiaquine D. Artemisinin

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Last Answer : D. Artemisinin

The following drug should be used only as clinical curative but not as prophylactic in malaria: A. Pyrimethamine + sulfadoxine B. Proguanil C. Primaquine D. Mefloquine

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Last Answer : A. Pyrimethamine + sulfadoxine

Use of the following antimalarial drug carries high risk of adverse effect in subjects with G-6-PD deficiency: A. Pyrimethamine B. Artemisinin C. Primaquine D. Mefloquine

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If a drug is active against the preerythrocytic stage of the malarial parasite it will be useful as a: A. Suppressive prophylactic B. Causal prophylactic C. Clinical curative D. Radical curative

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elect the drug/combination that you will prescribe as a prophylactic to a resident of non-endemic area who got posted for 6 months to an endemic area with low degree chloroquine resistance among P. falciparum: A. Quinine B. Proguanil + Chloroquine C. Pyrimethamine + Sulfadoxine D. Artemisinin

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Chloroquine acts as: A. Preerythrocytic schizontocide for both P. falciparum and P. vivax B. Erythrocytic schizontocide for both P. falciparum and P. vivax C. Exoerythrocytic schizontocide for P. vivax D. Gametocidal for P. falciparum

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A patient of vivax malaria was treated with the standard dose of chloroquine. After 6 weeks he reported back with a relapse. Which drug will you use to treat the relapse episode: A. Chloroquine B. Primaquine C. Pyrimethamine + sulfadoxine D. Mefloquin

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Erythrocytic schizontocide antimalarial drugs are used as: A. Suppressive prophylactic B. Clinical curative C. Radical curative for P.vivax D. Both ‘A’ and ‘B’

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Last Answer : C. Mefloquine 0.5 g daily for 7 days

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Last Answer : D. Furazolidone

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Last Answer : A. It is completely absorbed in the small intestines so that drug concentration in the colonic contents is low

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