Streptoquin treats diarrhea caused by inflammation of the colon and small intestine, intestinal spasms, and bacterial infections of the digestive system. Streptoquin is a medicine used to treat cases of dysentery and intestinal amoeba. Streptoquin tablets and syrup are among the most famous medicines used to treat diarrhea and stomach spasms safely, taking into account the safety level of the chemicals included in the composition.