Research Article

Evaluation of the Quality of Artemisinin-Based Antimalarial Medicines Distributed in Ghana and Togo

Table 4

Quality of the categories of antimalarial medicines by SQ-TLC assay.

Categories of antimalarialsGhanaTogoOverall failure rate
TotalNumber testedFail% failureTotalNumber testedFail% failure

ACTs (90)
 Artesunate141212100%111111100%
 Artemether31302583.3%282828100%80/87 = 92.0%
 Dihydroartemisinin 44250% 222100%
Artemisinin-based monotherapy (42)
 Artesunate (oral)333100%111111100%
  Artemether (parenteral)1100%21171482.4%32/38 = 84.2%
 Dihydroartemisinin (oral)55480%1100%