Morbutaline is the trade name and generic name of Domperidone tablets. Its side effects are headache, allergy, and elevated prolactin. It is contraindicated for those who are allergic to the components of the product, as well as for those with pheochromocytoma, breast cancer, prolactinoma gastrointestinal bleeding, mechanical obstruction, and perforation. 1.Side effects (1) Headache: patients taking Domperidone Tablets may experience central nervous system adverse reactions manifested as headache. (2) Allergy: the occurrence of allergic reactions after taking domperidone tablets is mainly related to the allergic constitution of some patients. (3) Elevated prolactin: taking domperidone tablets may cause endocrine dysfunction, mainly related to the patient’s individual constitution, thus causing elevated prolactin. 2. Contraindications (1) Pheochromocytoma, breast cancer, prolactin-secreting pituitary tumor (prolactinoma) history. (2) It is also contraindicated in those who are allergic to Domperidone Tablet fractions and those with moderate to severe hepatic insufficiency. (3) It is contraindicated for those with gastrointestinal bleeding, mechanical obstruction, or perforation. (4) Currently taking fluconazole, voriconazole, clarithromycin, amiodarone, telithromycin and other drugs is prohibited. It should be noted that the drug is used for dyspepsia, abdominal distension, nausea and vomiting, after using the drug if the symptoms do not improve significantly need to go to the hospital in time. If you need to take the drug, please use the drug under the guidance of a doctor.