A randomized comparative study was conducted at the Wesley Guild Hospital , Ilesa , Nigeria between February 2010 and September 2011 comparing the efficacy and safety of artemether-lumefantrine ( Coartem ) and fixed dose of artesunate plus amodiaquine ( Larimal ) in the treatment of uncomplicated P. falciparum malaria in children betweem 6 and 144 months of age .