Azithromycin can be taken at no interval after taking Cephalosporin, or Azithromycin can be taken at intervals of about 5 hours. Specific dosage, method, precautions, it is recommended to consult a doctor in time, after the doctor comprehensive assessment of the condition to decide. 1. No interval: usually cephalosporins belong to the antibiotic class of drugs, while azithromycin belongs to the antibiotic drugs of macrolides. The interaction between the two drugs and the contraindications to their use do not specify that they cannot be used together, so these two drugs can be taken at intervals to treat upper respiratory tract infections. 2. 5-hour interval: If you need to combine azithromycin with other drugs after taking cephalosporins, you can start taking them at an interval of about 5 hours, which will make cephalosporins completely metabolized from the body, and thus won’t have an effect on the other drugs you take subsequently. In summary, azithromycin and cephalosporins have no contraindications. Therefore, the two drugs can be taken without an interval time, can also be taken after an interval of 5 hours, the specific way of taking the drug is recommended to consult a doctor.