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Table 1 Anti-malarial drugs collected

From: Assessing the quality of anti-malarial drugs from Gabonese pharmacies using the MiniLab®: a field study

  Collected and analyzed with TLC (%) Samples included in disintegration test (% of TLC tested) Expired before analysis TLC failures Disinteg-ration test failures Average costs (USD)
ACT
 Artemether-lumefantrine 177 (41%) 102 (58%) 3 1 0 7.6
 Artesunate-amodiaquine 42 (10%) 22 (52%) 6 0 0 7.2
 Artesunate-SP 36 (8%) 26 (72%) 1 0 0 8.5
 Dihydroartemisinin-piperaquine 38 (9%) 33 (86%) 1 0 0 9.9
 Artesunate-mefloquine 22 (5%) 5 (23%) 1 0 0 9.7
 Dihydroartemisinin-piperaquine- trimethoprim 13 (3%) 12 (92%) 0 0 0 9.3
 Dihydroartemisinin-SP 7 (2%) 0 (0%) 0 0 0 4.5
 Artemisinin-piperaquine 2 (<1%) 0 (0%) 0 0 0 10.1
 Artemisinin-naphtoquine 1 (<1%) 0 (0%) 0 0 0 NR
Other
 Quinine 43 (10%) 34 (79%) 0 1 0 9.6
 Sulphadoxine-pyrimethamine 40 (9%) 26 (65%) 0 0 1 2.2
 Mefloquine 4 (<1%) 2 (50%) 0 0 0 33.3
 Atovaquone-proguanil 2 (<1%) 0 (0%) 0 0 0 24.2
 Proguanil 2 (<1%) 0 (0%) 0 0 0 16.5
 Proguanil-chloroquine 2 (<1%) 0 (0%) 1 0 0 25.2
 Pyrimethamine 1 (<1%) 0 (0%) 0 0 0 NR
Total 432 (100%) 266 (62%) 13 (3%) 2 1 8.1
  1. TLC semi-quantitative thin-layer chromatography.