If the dry cough is caused by simple bacterial infection, you can take cephalosporin, if combined with mycoplasma infection, you can use azithromycin, need to choose according to the condition, can not be generalized. Cephalosporin or azithromycin for dry cough needs to be judged according to the specific condition, patients can go to the hospital to do a drug sensitivity test and sputum test. If the examination shows that the dry cough is caused by simple bacterial infection, you can take cephalosporins, and if it is a mycoplasma infection, you should use azithromycin for treatment. Cough is a common symptom in life, leading to cough of different causes, the treatment of different drugs, can not be a cough on the use of antibiotics, antibiotics can not be used indiscriminately, may be resistant. For example, the common irritating cough, there is no need to use antibiotics, you can use some cough medication to regulate. Cephalosporin and azithromycin are antibiotics, the use of such drugs need to be used under the guidance of a doctor, it is recommended that patients do not blindly take medication, and promptly go to the hospital for treatment.