After taking haloperidol, patients still feel pain in the stomach, which can occur in many diseases. Commonly, there are the following: 1, cholecystitis, which manifests itself as pain in the right upper abdomen or under the rapier, the effect of haloperidol is often poor, it is recommended that the patient change to oral anti-inflammatory, choleretic drugs or a combination of anti-inflammatory and choleretic drugs, such as anti-inflammatory choleretic tablets, cholestyramine tablets, etc. 2, appendicitis, manifested as pain in the right lower abdomen. If the inflammation is relatively serious, the effect of haloperidol is not good, the patient will repeatedly feel pain in the right lower abdomen, and sometimes the pain will be aggravated.3, peptic ulcer, such as gastric ulcer, duodenal ulcer. If haloperidol is ineffective, acid suppression therapy should be carried out, such as oral omeprazole, etc. 4, if the patient has chronic gastritis, oral haloperidol treatment is ineffective, acid suppression therapy is needed, oral morpholine and other drugs. So in the clinic many diseases can cause stomach pain, eat haloperidol is not necessarily effective, it is recommended that the patient must be a systematic examination of the cause of the corresponding treatment.