One of the plants that can be used to treat diarrhea is melinjo (Gnetum gnemon L. (Linn.)). Tannin compounds in melinjo leaves which are astringent are thought to have antidiarrheal effects. This study aimed to evaluate the antidiarrheal activity of the ethanol fraction of melinjo leaves. This study used male white rats of wistar strain induced by S.typhi bacteria. The test animals were divided…