Multiple infectious lesions in both lungs are generally referred to as pneumonia. Pneumonia can be categorized as viral pneumonia, bacterial pneumonia, and mycoplasma pneumonia. It can be treated with general treatment and drugs such as cefotaxime. 1. General treatment: If there are symptoms such as hypoxia, give oxygen, phlegm obstruction of the airway can be moderate sputum suction. Pat the back more often to assist in expectoration. Diet should be light, easy to digest, avoid greasy. Vaccination can be given to prevent pneumonia. 2. Drug treatment: (1) Symptomatic treatment: mainly to dissolve phlegm, stop cough and calm asthma. Ambroxol and ambroxol can be used to reduce phlegm; aminophylline can be used to calm asthma; budesonide can be used to dilate bronchial tubes if necessary. (2) Treatment for the cause: viral pneumonia is often caused by A and B streams, etc., oral oseltamivir capsule can be used at an early stage for more than five days; bacterial pneumonia can be sputum culture, and according to the results of antibacterial treatment with cefotaxime, etc.; mycoplasma pneumonia requires the use of macrolide antibiotics, such as azithromycin, etc., with a standardized course of treatment. Multiple infectious lesions in both lungs may also be caused by other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, and then give targeted treatment or therapy. All of the above medications should be used under the guidance of a doctor.