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Antimalarial drugs. An update.

D C Warhurst

    Drugs
    |January 1, 1987
    PubMed
    Summary
    This summary is machine-generated.

    Chloroquine-resistant malaria necessitates updated prevention and treatment strategies. Quinine and other drugs like tetracycline, mefloquine, and quinidine are effective against resistant strains, with specific dosing for severe cases.

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    Area of Science:

    • Tropical Medicine
    • Pharmacology

    Background:

    • Chloroquine-resistant Plasmodium falciparum malaria has expanded globally.
    • Emerging knowledge on parasite life-cycle and drug pharmacokinetics requires reassessment of malaria management.

    Purpose of the Study:

    • To review current antimalarial drug classifications and resistance patterns.
    • To discuss updated strategies for malaria prevention and treatment in light of chloroquine resistance.

    Main Methods:

    • Review of biological and chemical/biological classifications of antimalarial drugs.
    • Analysis of drug efficacy against chloroquine-resistant malaria strains.
    • Discussion of pharmacokinetic and pharmacodynamic properties of antimalarials.

    Main Results:

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    • Chloroquine resistance is widespread in P. falciparum.
    • Quinine is a primary treatment for chloroquine-resistant malaria, often combined with tetracycline, sulfadoxine/pyrimethamine, or mefloquine.
    • Proguanil and chloroquine are recommended for prophylaxis against resistant strains.

    Conclusions:

    • Updated treatment guidelines are crucial due to widespread chloroquine resistance.
    • Quinine, quinidine, and other antimalarials offer alternatives for resistant malaria.
    • Dosage adjustments and plasma monitoring are important in severe malaria and renal insufficiency.