In Vitro Activities of Benflumetol against 158 Senegalese Isolates of Plasmodium falciparum in Comparison with Those of Standard Antimalarial Drugs
Author(s) -
Bruno Pradines,
Adama Tall,
Thierry Fusaı̈,
André Spiegel,
Rémi Hienne,
Christophe Rogier,
J F Trape,
Jacques Le Bras,
Daniel Parzy
Publication year - 1999
Publication title -
antimicrobial agents and chemotherapy
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.07
H-Index - 259
eISSN - 1070-6283
pISSN - 0066-4804
DOI - 10.1128/aac.43.2.418
Subject(s) - amodiaquine , chloroquine , plasmodium falciparum , artemether , pyrimethamine , quinine , malaria , drug resistance , pharmacology , biology , cross resistance , in vitro , traditional medicine , virology , medicine , microbiology and biotechnology , artemisinin , immunology , biochemistry
The 50% inhibitory concentration (IC50 s) of benflumetol (range, 12.5 to 240 nM; mean, 55.1 nM) for 158 Senegalese isolates were evaluated. Ten isolates (6%) showed decreased susceptibility to benflumetol. Benflumetol was slightly more potent against chloroquine-resistant isolates (P < 0.025). No correlation or weak correlations in the responses to benflumetol and pyrimethamine, chloroquine, amodiaquine, artemether, quinine, and pyronaridine were observed, and these correlations are insufficient to suggest cross-resistance. Benflumetol may be an important alternative drug for the treatment of chloroquine-resistant malaria.
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