Felodipine tablets have the efficacy of treating stable angina pectoris and hypertension, and the common side effects of the drug include edema, flushing, palpitations, dizziness and fatigue. Felodipine tablets are one kind of calcium channel blockers, which play a role in the treatment of stable angina pectoris and hypertension by making peripheral vascular resistance decrease and selectively inhibiting vascular smooth muscle, etc. The common side effects of this drug include edema, flushing, palpitations, dizziness, headache and fatigue. Patients with decompensated heart failure, pregnant women, patients with acute unstable angina, patients with acute myocardial infarction and patients who are allergic to any of the components of the drug should not be treated with Felodipine tablets. Caution should be exercised in the treatment of patients with aortic stenosis, severe renal impairment and hepatic impairment with the use of felodipine tablets. Felodipine tablets should be used under the guidance of a physician, it is recommended that patients who need to take the drug treatment to the cardiology department of a regular hospital and other related departments for consultation, do not take the drug on their own.