Xanax antihypertensive drug, also known as levamlodipine maleate tablets. Its effects are mainly lowering blood pressure and dilating blood vessels. Side effects are headache, facial flushing, vertigo, and hypotension. Levamlodipine maleate is a dihydropyridine calcium antagonist. It can play a role in lowering blood pressure by diastolizing vascular smooth muscle, and is a class of drugs widely used in the treatment of hypertension in the clinic, with a relatively smooth and mild antihypertensive effect and a long maintenance time. It can also dilate coronary arteries, used in the treatment of chronic stable angina and angina pectoris, more suitable for the treatment of angina pectoris accompanied by high blood pressure and accelerated heart rate during exercise. The side effects of levamlodipine maleate are related to vasodilatation and myocardial depression caused by its blockade of calcium channels, such as facial flushing, headache, nausea, dizziness, etc., and in severe cases, there are hypotensive bradycardia. Patients should follow the doctor’s instructions, do not self-medicate.