Sulpiride is not usually taken for cardiac arrhythmias. 1. Sulpiride is an antipsychotic drug mainly used for the treatment of schizophrenia simple, paranoid, catatonic, and chronic schizophrenia with symptoms of withdrawnness, withdrawal, and indifference. It is effective for depressive symptoms. Other uses are to stop vomiting. Common adverse reactions include insomnia, early awakening, headache, irritability, fatigue, loss of appetite, dry mouth, blurred vision, tachycardia, dysuria and constipation. Note that pheochromocytoma, patients with hypertension, patients with severe cardiovascular disease and severe liver disease, and those who are allergic to the product are prohibited. It should be used with caution in patients with cardiovascular diseases (e.g. arrhythmias, myocardial infarction, conduction abnormalities). Therefore, it is not recommended for patients with arrhythmia. 2. Arrhythmia is a more serious cardiovascular disease, need to actively cooperate with the doctor to take medication, such as lidocaine, propranolol, etc., during the use of medication if you take other drugs, be sure to consult a doctor first, to avoid the occurrence of drug-drug interactions, which may adversely affect the patient. It is recommended to standardize the treatment under the guidance of the doctor, and not blindly use drugs on their own.