There is no such thing as the safest antihypertensive tablets, and the general antihypertensive tablets include carvacrol tablets, irbesartan tablets, nifedipine controlled-release tablets and so on. 1. Carvacrol tablets: Carvacrol tablets are β-blocker antihypertensive drugs, its effect is more rapid, strong, suitable for fast heart rate of young and middle-aged people, at the same time combined with angina pectoris patients, and its effect on the elderly hypertension is poorer; suffering from acute heart failure, bronchial asthma, peripheral vascular disease of high blood pressure patients are prohibited. 2. Irbesartan tablets: Irbesartan tablets are angiotensin II receptor antagonist drugs, its efficacy can be significantly enhanced by restricting sodium intake or combined with diuretics, when the dose increases the antihypertensive effect will be enhanced; suffering from hyperkalemia and bilateral renal artery stenosis of hypertensive patients is prohibited. 3. Nifedipine controlled-release tablets: nifedipine controlled-release tablets are calcium channel blocker drugs, its rapid onset of action, strong, antihypertensive efficacy and lowering the magnitude of blood pressure, the lowering of blood pressure in elderly patients with better results, suffering from heart failure, sinus node dysfunction, cardiac conduction block of hypertensive patients is prohibited. Antihypertensive tablets also have enalapril tablets, Benadryl tablets, furosemide tablets, etc., specific use of which antihypertensive tablets, it is recommended to go to the regular hospital comprehensive diagnosis and then comply with the doctor’s instructions for treatment.