Oral rehydration salts are mostly used to treat or prevent mild dehydration caused by acute and chronic diarrhea, and need to be taken after dissolving rehydration salts in water, and the correct way to take them is to take them under the guidance of a doctor. The main components of rehydration salts are anhydrous glucose, sodium chloride, potassium chloride, etc., which can regulate the balance of water and electrolytes in the body, and are mostly used to treat or prevent mild dehydration caused by acute and chronic diarrhea. Before use, dissolve 5.125g in 250ml of lukewarm water and take orally at any time. Adults start with 50ml/kg, finished within 4~6 hours, then adjust the dose according to the degree of dehydration until the diarrhea stops. For children, start with 50ml/kg and finish within 4 hours, then adjust the dose according to the degree of dehydration until the diarrhea stops. In infants and young children, the product should be given in small quantities. Adverse reactions to rehydration salts include nausea and vomiting, mostly mild. This often occurs at the beginning of the course of administration, when small amounts may be given in divided doses. This product is contraindicated in persons who are hypersensitive to any of the ingredients in this product. It is contraindicated in people with renal insufficiency, especially those with anuria and oliguria. Rehydration salts can regulate the balance of water as well as electrolytes in the body, and are used to treat or prevent mild dehydration caused by acute and chronic diarrhea, and are recommended to be taken under medical supervision.