The generic name of Boydin is Felodipine Extended-Release Tablets, and Metoprolol Tartrate and Felodipine Extended-Release Tablets can be taken together, but should be used under medical supervision. Metoprolol tartrate is a selective beta 1 receptor blocker, which can antagonize the effects of catecholamines, and has the effect of lowering heart rate, cardiac output and blood pressure. It can be clinically used to treat hypertension, angina pectoris, myocardial infarction, hypertrophic cardiomyopathy, hyperthyroidism and so on. Felodipine extended-release tablets is a dihydropyridine calcium channel antagonist, which can dilate peripheral blood vessels and also has anti-angina effect, and can be used to treat hypertension, stable angina, etc. Metoprolol tartrate can be used in combination with felodipine extended-release tablets for the treatment of angina pectoris, hypertension, etc., but it should be used under the supervision of a doctor to minimize the occurrence of adverse reactions. Metoprolol tartrate is contraindicated in patients with cardiogenic shock, sick sinus node syndrome, 2nd to 3rd degree atrioventricular block, and decompensated heart failure. It may cause fatigue, headache, dizziness, extremity chills, bradycardia, abdominal pain, nausea and other adverse reactions. Felodipine extended-release tablets are contraindicated in patients with decompensated heart failure, acute myocardial infarction, pregnant women, and unstable angina. The use may cause mild to moderate ankle edema, flushing, headache, palpitations, tachycardia and other adverse reactions. In conclusion, Metoprolol Tartrate can be used in combination with Felodipine Extended-Release Tablets, but should be used under medical supervision.