Cefuroxime is a common cephalosporin antibiotic, the method of taking and dosage need to be determined according to the patient’s age and the severity of the disease, it is recommended that patients take the drug under the guidance of a doctor, do not self-medication. 1. respiratory infections: for mild to moderate respiratory infections, patients take 0.25 grams each time, that is, one tablet, twice a day; for serious respiratory infections, patients take 0.5 grams each time, that is, two tablets, twice a day. 5-12 years old children’s dosage is usually half of the adult, taken after meals, seven days for a course of treatment. 2. urinary tract infection: for simple urinary tract infection, patients take 0.125 grams each time, that is, half a tablet, twice a day, if accompanied by other places of infection should be appropriate to increase the dose. 5-12 years old children’s dosage is generally half of the adult, take after meals, seven days for a course of treatment. 3. Sexually Transmitted Diseases (STDs): For simple STDs, such as gonorrhea, take 1 gram, or four tablets, twice a day. 4. Pyelonephritis: For simple pyelonephritis, 0.25 grams, or one tablet, twice a day. The dosage for children is usually half that of adults, taken with meals, for a course of seven days. It should be noted that allergy to this product and other cephalosporins, a history of penicillin anaphylaxis or immediate reaction and gastrointestinal absorption disorders are prohibited; children under the age of 5 years are prohibited. The drug should be used under the supervision of a doctor, and should not be used without authorization.