Flagyl is an intestinal antiseptic syrup to treat diarrhea in children. Flagyl is considered a diarrhea syrup that consists of four vital elements that need effects to absorb bacteria and parasites in the external system, the respiratory system, and the vagina. It contains metronidazole to eliminate bacteria, parasites, and germs that cause diarrhea, especially Flagyl syrup for adults as well as for adults.