The short term in-vitro growth of plasmodium falciparum in asexual erythrocyte stage and the in-vitro activities of fourteen different standard artemisinin drugs bought in duplicates were assessed and compared using the Roswell park memorial institute media ( RPMI 1640) medium supplemented with 10% rabbit serum. The test shows that about 80% 0f the drugs were active in significant difference was observed in terms of antiplasmodial activities between the open market brands and the brands bought from the pharmacy the drugs.