Stomach pain even after taking stomach medicine is considered to be caused by insufficient efficacy of the medicine, improper use of the medicine or other diseases, etc. It is recommended that the patient go to a regular hospital for examination. 1. Insufficient effectiveness of the drug: may be because the patient did not follow the doctor’s instructions to use drugs, self-medication can not achieve effective therapeutic effect, thus appearing after taking the drug still stomach pain. 2. Improper use of drugs: when patients use drugs that are not the treatment of the disease, there will be no therapeutic effect after the use of drugs. 3. Other diseases: when the patient has stomach pain, accompanied by other uncomfortable symptoms, may be due to intestinal obstruction, appendicitis and other diseases triggered by the symptoms, need to carry out a detailed examination and corresponding treatment. It is recommended to go to the hospital for examination when stomach pain occurs, and standardize the use of medication under the guidance of the doctor.