Mild pneumonia can usually be cured in 1-2 weeks after treatment, and no medication is needed if the clinical symptoms are atypical after the diagnosis of pneumonia. If the patient has cough, yellow sputum, fever and other clinical manifestations, it is necessary to improve the blood routine, C-reactive protein, mycoplasma antibody, viral antibody, as well as viral nucleic acid test and other related examinations, to assess the possible infection of the causative microorganisms, and according to the causative microorganisms to take appropriate treatment. If the patient is suffering from pneumonia due to bacterial infection, the patient can be treated with oral penicillin V potassium tablets, amoxicillin, cefixime, as well as azithromycin, levofloxacin and other related antibiotics. If the patient’s pneumonia is caused by mycoplasma infection, oral erythromycin, roxithromycin, azithromycin, and moxifloxacin can be taken. If the patient’s pneumonia is caused by virus, oral oseltamivir, abidol, lianhua Qingdian capsule, pudilan anti-inflammatory tablets and so on can be taken.