The generic name of Betalucel is Metoprolol, and if the blood pressure is not very high and you do not need to take a combination of drugs, you can take only Metoprolol as prescribed by your doctor. Metoprolol belongs to beta receptor antagonist and is mainly used in the treatment of hypertension, angina pectoris, myocardial infarction, arrhythmia and other diseases. Hypertensive patients whose blood pressure is not very high after ineffective treatment through lifestyle intervention can be treated by first taking an antihypertensive drug alone, such as metoprolol. However, if a hypertensive patient’s blood pressure is not controlled within the ideal range after taking metoprolol alone for antihypertensive treatment; he/she needs to be combined with another one or two antihypertensive drugs, such as with antihypertensive drugs such as nifedipine, amlodipine, hydrochlorothiazide, etc., after a comprehensive assessment by a doctor in conjunction with his/her medical condition. Metoprolol may cause nausea, vomiting, dizziness and other adverse reactions; allergic to the components of the drug, cardiogenic shock is prohibited; in the process of using the drug need to monitor blood pressure, to avoid the occurrence of hypotension, and pregnant women, children and other special groups, need to be guided by a doctor to use the drug. All of the above medications should be used under the guidance of a doctor, avoid self-medication, so as to avoid adverse consequences.