Ciclosporin, that is, Cefaclor, up to how long to take stopping the drug is not clearly defined, clinically available up to 7 to 14 days, should be used in accordance with medical advice. Cefaclor common dosage forms are tablets, granules, capsules and so on. It is a second-generation cephalosporin with antibacterial effects on Gram-positive and Gram-negative bacteria. It is used for respiratory, ENT and skin, urinary system, soft tissue infections caused by sensitive bacteria. Cefaclor instructions do not specify the maximum duration of use of this product, the doctor needs to be based on the condition, the efficacy of the drug, the drug tolerance and other assessment of the decision, clinically available up to about 7 ~ 14 days, specific need to follow the doctor’s advice. Adverse reactions to this product include allergic reactions, soft stools, loss of appetite, stomach upset, vomiting, nausea, belching and so on. It is contraindicated in those who are allergic to cefaclor, or other cephalosporins.