Baxin Tong, i.e. nifedipine controlled release tablets, is still effective in treating high blood pressure. Baxin Tong belongs to dihydropyridine calcium channel blocker, can reduce intracellular calcium ion concentration, dilate peripheral blood vessels and reduce blood pressure, clinically mainly used in the treatment of hypertension and angina pectoris. For hypertensive patients with a history of combined coronary heart disease, angina pectoris and stroke, the choice of nifedipine controlled-release tablets is very suitable to reduce blood pressure, but also improve the endothelial function of the arteries and alleviate coronary artery spasm. The drug has a high trough-to-peak ratio, a positive correlation between dosage and efficacy, and a relatively small individual variability in efficacy. Nifedipine controlled-release tablets can control the release of the drug, so the effect of the drug is more durable, and the effect of lowering blood pressure is relatively stable. It is important to note that the whole tablet should be swallowed with lukewarm water and should not be broken. Long-term use of the drug may cause peripheral edema, dizziness, headache, nausea, fatigue and other uncomfortable symptoms, most do not need to stop using the drug. Chronic heart failure, cardiogenic shock can not take the drug, in addition to nifedipine allergy is prohibited, pregnant women and lactating women should be cautious, always follow the doctor’s instructions. If you suffer from high blood pressure, you should consult a doctor in time, and should not take medication on your own.