Table 1.

Anti-malarial drugs collected

	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

TLC semi-quantitative thin-layer chromatography.