San Huang Tablet is recommended to be taken after meals to minimize its clinical adverse effects. Three yellow tablets clinical heat detoxification, diarrhea, laxative effect, used for internal fire caused by eye red swelling, mouth and nose sores, sore throat, sore gums, heartburn and thirst, yellow urine, constipation, also used for acute gastroenteritis, dysentery. Patients do not eat spicy, greasy and stimulating food during the medication, but also quit smoking, quit drinking, should not be taken during the medication at the same time take tonic Chinese medicine, allergic to this product is prohibited, allergic people should be used with caution.