The generic name for Betalucil is metoprolol tartrate, and the size is one 25 mg tablet. the dose is small, usually less harmful, and should not be discontinued without authorization. possible harms include dizziness and headache. Metoprolol tartrate is available in a variety of sizes, including a size of 25mg per tablet. The regular dosage of the drug in the treatment of high blood pressure is about 100-200mg/day. The dosage of bethanechol should be individualized to avoid bradycardia. Most of the adverse effects of the drug are dose-related. 25mg one tablet a day is a smaller dose, which is generally less harmful, but may produce dizziness, headache, fatigue, palpitations, coldness in the extremities, bradycardia, abdominal pain, nausea, and so on. The exact occurrence varies from person to person. This drug is contraindicated in cardiogenic shock, severe bradyarrhythmia and heart failure, allergy, pregnant and lactating women, etc., the drug program should follow the physician’s instructions, if there is an adverse reaction to the use of medication need to be promptly consulted to adjust the use of medication as prescribed by the doctor.