Dihydropyridine tablets refer to dihydropyridine antihypertensive drugs, whose efficacy is to prevent and control cardiovascular diseases, and the side effects are facial flushing, headache, vertigo, nausea, and so on. 1. Efficacy: it has the effect of inhibiting myocardial contraction, slowing down the heart rate, diastolic blood vessels, inhibiting atherosclerosis, reducing red blood cell damage, inhibiting platelet activation, and thus can treat hypertension, angina pectoris, cerebrovascular disease, etc., and it has little effect on the kidneys, and thus is also important for hypertension accompanied by renal disease. 2. Side effects: the drug has a wide range of effects, thus low selectivity, which will cause some side effects, such as dizziness and headache in the nervous system; cardiovascular system will appear panic and chest tightness, etc.; digestive system may be nausea and vomiting. If you need to use dihydropyridine antihypertensive drugs, it is recommended to use drugs under the guidance of a physician.