Metoprolol tartrate can not treat cardiac neurosis, but can reduce the symptoms of palpitations caused by neurosis. The cause of cardiac neurosis and the patient excessive tension and anxiety and other reasons related to psychological disorders, treatment should pay attention to give psychological guidance, for obvious symptoms can be given to regulate the psychological treatment of drugs, such as sedative diazepam and so on. Metoprolol tartrate is a beta-blocker, which can play a role in slowing down the heart rate. Some patients with cardiac neurosis may experience tachycardia, which manifests as palpitations, and can be given metoprolol orally to slow down the ventricular rate and reduce the symptoms of palpitations. Metoprolol belongs to the western prescription drugs, the main adverse reactions are dizziness, low blood pressure, cold limbs, abdominal discomfort, bradycardia, etc. It is contraindicated for patients who are allergic to the drug components, severe bradycardia, morbid sinus node syndrome, second-degree and third-degree atrioventricular block, and bronchial asthma. There are formal treatments for cardiac neurosis, and patients with symptoms of palpitations can take Metoprolol orally under the supervision of a physician.