The following antibiotics are commonly used in cystitis: 1. Cephalosporins, such as cefaclor, cefixime, cefradine, cefoxitin, ceftriaxone sodium, ceftazidime, cefoperazone sulbactam sodium. 2. Penicillins, such as amoxicillin clavulanate potassium, penicillin V potassium tablets, piperacillin sodium sulbactam sodium. 3. Quinolones, such as ofloxacin, levofloxacin, ciprofloxacin, etc. 4. Azithromycin , roxithromycin and other drugs. For the selection of antibiotics, patients should be asked whether they have a history of corresponding allergies, whether they drink alcohol, for example, cephalosporins should be contraindicated to drink alcohol, so the medication must be asked the patient’s specific situation, to pay attention to the safety of the medication, if necessary, to do the bacterial culture, choose sensitive antibiotic treatment.