Betalucil is Metoprolol Tartrate Tablets and Diltiazem is Diltiazem Hydrochloride Tablets. The two belong to different types of drugs, can not directly compare the efficacy of the doctor needs to distinguish according to the indications and adverse reactions, etc., it is recommended to follow the doctor’s advice to use. 1. Metoprolol tartrate tablets are beta-blockers, mainly used in the treatment of hypertension, angina pectoris, myocardial infarction and other cardiovascular diseases. Different kinds of adverse reactions such as dizziness and headache, bradycardia, abdominal pain, and heart failure may be triggered during use. Therefore, it is forbidden to use in patients with cardiogenic shock, sick sinus node syndrome, etc. It is not recommended to use in children, pregnant women and lactating women. 2. Diltiazem Hydrochloride is a calcium ion blocker, usually used in the treatment of coronary angina or mild to moderate hypertension. Its use may cause adverse reactions such as swelling, headache, nausea and dizziness, and bradycardia. It is contraindicated in patients with low systolic blood pressure or in the presence of acute myocardial infarction. Use with caution in children, pregnant and lactating women. Caution is advised when choosing antihypertensive or cardiovascular medications in consultation with a physician.