Betalax refers to metoprolol tartrate tablets, which are generally advocated to be better taken before meals, and levamlodipine benzenesulfonate tablets can be taken before or after meals. Metoprolol tartrate tablets are indicated for the treatment of hypertension, angina pectoris and chronic heart failure accompanied by abnormal left ventricular systolic function and other stable symptoms. To achieve reasonable bioavailability, the drug should be taken on an empty stomach. It should be noted that the drug is contraindicated in the presence of cardiogenic shock, sick sinus node syndrome, atrioventricular block of II or III degree, as well as in the case of hypersensitivity to the components of the drug. Levamlodipine benzenesulfonate tablets are used in the treatment of hypertension and angina pectoris, the efficacy of this drug is not significantly affected by taking it before or after meals, and it is forbidden to take it if you are allergic to this drug. Before taking these two drugs, you need to read the instructions in detail or take them under the guidance of a physician to avoid causing adverse reactions.