Research has been conducted on the activity of sembung leaf ethanol extract (Blumea balsamifera L.) against Pseudomonas aeruginosa bacteria. This study aims to obtain information on the effect of the ethanol extract of sembung (B. balsamifera) leaves on P. aeruginosa bacteria and the minimum inhibitory concentration (MIC) of the ethanol extract of sembung (B. balsamifera) leaves on P. aeruginosā¦