This medication is used to treat fungal infections of various organ systems of the body. Nystatin is an antifungal that works by stopping the growth of fungus. Nystatin tablets should not be used to treat fungal infections of the blood.
Diarrhea, nausea, vomiting, or stomach upset may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.