Macaranga bancana (Euphorbiaceae) is known as "mahang" which is widely distributed in Indragiri Hulu, Riau Province and it is also believed to posses medicinal properties, such as anti-infection agents. This study was to isolate and characterize the secondary metabolites, and their antimicrobial activity from n-hexane and ethyl acetate extracts as well as their fractions. Extraction techniques …