Angina pectoris is generally divided into the following categories: first, stable angina, can be long-term oral isosorbide mononitrate extended-release tablets to expand blood vessels, statins to stabilize plaque, such as atorvastatin, Rosuvastatin, aspirin anticoagulation, improve circulation treatment can be. Second, the unstable angina, mostly for exertion or emotional excitement when the attack, the attack can be sublingual nitroglycerin, isosorbide nitrate that is the treatment of cardiac pain, routine oral stabilization of angina oral drugs. Third, variant angina, mostly caused by vasospasm, the preferred drug is a calcium antagonist, such as nifedipine, amlodipine, diltiazem and other treatment can be. All types of angina require the use of aspirin and statins and, if necessary, stent implantation.