The drugs used are different for different pathogenic bacteria of pneumonia: 1. For bacterial pneumonia, antibiotics are needed for treatment, such as cefixime, amoxicillin, cefaclor, cefuroxime, azithromycin, levofloxacin, etc. If the disease is more serious, intravenous antibiotics can also be used, such as cefazolin sodium pentahydrate, cefodizime, cefuroxime, cefothiamidine, cefoperazone sodium sulbactam, azithromycin, levofloxacin, moxifloxacin, etc. Sputum culture examination can also be improved and antibiotics can be changed experimentally according to the drug sensitivity results. 2. Viral pneumonia requires the use of antiviral drugs, such as oseltamivir, zanamivir, abirater, etc. . 3, Mycoplasma, Chlamydia and other atypical pathogenic bacteria caused by the use of macrolides azithromycin, erythromycin, or quinolones levofloxacin, moxifloxacin.