Model-based median population profile of plasma lumefantrine concentrations for regimens A (four doses of four tablets) (solid line), B (six doses of four tablets, 60 h) (dotted line), and C (six doses of four tablets, 96 h) (dashed line). Four tablets equalled 80 mg of artemether and 480 mg of lumefantrine. (a) Bangkok (16, 18, and 17 patients for regimens A, B, and C, respectively). (b) Mae La (74, 72, and 69 patients for regimens A, B, and C, respectively).