Schweta is a calcium channel blocker, can treat all kinds of hypertension and myocardial ischemia caused by angina pectoris, this product by is diastolic vascular smooth muscle expansion of coronary arteries to relieve symptoms, after the relaxation of vascular smooth muscle, blood pressure will drop, some people’s blood pressure drop is more obvious, and even dizziness symptoms, if the dizziness is slight can continue to take the drug, start taking the drug, 1 time / day, 2.5mg / time, according to the clinical The dose should be adjusted according to the clinical effect. This product and hydrochlorothiazide tablets together, do not need to reduce the dose, this product adverse reactions are relatively small, common are weakness, insomnia, abdominal pain, panic, the first time to take this product will appear weakness, panic and other symptoms, is a normal phenomenon can continue to take. Some people may experience abdominal pain and loss of appetite when taking this product, which can be reduced or disappeared after meals.