Pneumonia, usually after 7-10 days of infusion treatment, can be cured afterwards. Since bacterial pneumonia, the most common type of pneumonia, is usually referred to as bacterial pneumonia, and the pathogen is commonly Streptococcus pneumoniae. Symptoms are mainly respiratory symptoms such as coughing and coughing up yellow sputum, and systemic manifestations such as fever, dizziness, fatigue, loss of appetite, and muscle aches. Antibiotics, the key to treating pneumonia, are preferred in young adults with pneumonia, and in the elderly and those with pre-existing cardiopulmonary disease, antibiotics are preferred to third-generation cephalosporins, and if the results are poor, respiratory fluoroquinolone antibiotics may be used. The course of antibiotics is usually 7-10 days, and the intravenous route of administration is recommended. After antibiotic treatment, most pneumonia can be cured and the symptoms will gradually disappear.