The following emergency drugs are commonly available at home for patients with coronary artery disease: 1) nitrate drugs, nitroglycerin or isosorbide mononitrate are preferred. 2) Chinese herbal medicines, such as quick-acting heart pills and compound Danshin drops. 3) Anti-platelet aggregation drugs, such as aspirin, clopidogrel and Tegretol, are commonly used in the market, such as aspirin enteric tablets or Bolivar and Bactrim. 4, if the patient also combined with a past history of hypertension, you can also prepare ACEI antihypertensive drugs, such as captopril, benazepril hydrochloride and calcium antagonists, such as nifedipine, amlodipine, etc. 5, at home can also spare cardiac agents, such as digoxin, etc.