Pneumonia caused by bacterial infection, you can apply penicillin or cephalosporin anti-inflammatory drugs, ambroxol oral solution and other drugs; viral pneumonia can apply ribavirin, oseltamivir and other antiviral drugs, which are all less irritating to the stomach. 1. Penicillins: If the pneumonia is caused by bacterial infection, there will be clinical symptoms such as coughing and coughing up sputum. You can apply penicillin anti-inflammatory drugs such as amoxicillin capsules under the guidance of the doctor, because the anti-inflammatory effect is better, the side effects are smaller, and the stimulation of the stomach is also small. 2. Cephalosporins: patients with bacterial infections leading to pneumonia can also apply cephalosporin anti-inflammatory drugs such as cefixime, because of the broad spectrum of antibacterial and gastric stimulation is small. 3. Expectorant drugs: Pneumonia patients usually have symptoms of coughing and coughing up phlegm, can be used in conjunction with the application of aminobromine oral solution and other drugs that have the effect of relieving cough and phlegm, which is less irritating to the stomach. 4. Antiviral drugs: If viral infection leads to viral pneumonia, if you consider respiratory syncytial virus infection, you can give ribavirin; influenza virus infection with oseltamivir, which is conducive to relieving the symptoms as soon as possible and less irritation to the stomach. Pneumonia patients should go to the hospital in time for examination, according to the severity and symptoms, under the guidance of the doctor reasonable use of medication.