Xiyampin, or Xiyampin Injection, is a proprietary Chinese medicine, the active ingredient of which is Andrographolide sulfonate, with the efficacy and effects of relieving cough, dysentery, and detoxification of heat. This drug is often used clinically by intramuscular injection or intravenous drip, and should be used according to medical advice. Xiyampin is an extract of Andrographis paniculata, which can bind with inflammatory substances in the body and reduce inflammatory response after injection. For bronchitis, pneumonia and other diseases can play a role in expanding the smooth muscle of the airways, relieving respiratory symptoms, and at the same time can enhance immunity and resistance to pathogenic bacteria, reducing the patient’s discomfort. It is often used to treat bronchitis, tonsillitis, bacterial dysentery, and infantile hand, foot and mouth disease, diarrhea, etc. It can also be used with other drugs to treat acute jaundice, neonatal pathological jaundice, chronic prostatitis, viral myocarditis, herpes zoster, etc. A small number of patients may have allergic reactions after using Xiyampin Injection, which may manifest as skin itching, rash, palpitations, dizziness, fever, or even difficulty in breathing and anaphylaxis, etc. They should stop the drug and inform the doctor in time.