Sulfamethoxazole Tablets are usually taken for 5 to 14 days, and the duration of treatment varies for different infections, depending on the patient’s condition. Bensulfomethoxazole Tablets is a compound preparation containing sulfamethoxazole, sulfadiazine and methotrexate. The recommended dosage of this product is as follows: (1) for acute exacerbation of chronic bronchitis need to be used for 10 to 14 days; (2) for urinary tract infections need to be used for 7 to 10 days; (3) for bacillary dysentery use 5 to 7 days; (4) for acute otitis media use 10 days. However, the above dosage is only part of the recommended dosage of instructions, due to the different conditions of each person, so its specific dosage should follow the doctor’s advice. The adverse reactions of this product include drug rash, thrombocytopenia, neutropenia, hemolytic anemia, nausea, vomiting, diarrhea, etc. It is contraindicated for those who are allergic to sulfonamides, pregnant and lactating women, and those with impaired hepatic or renal function. Please use the medication under the guidance of a physician according to the patient’s condition, and not blindly use the medication on your own.