When coronary artery spasm occurs, you can follow the doctor’s instructions to take isosorbide mononitrate, nitroglycerin or diltiazem and other drugs to actively treat the situation. 1. isosorbide mononitrate: this is a nitrate drug, after taking can expand coronary artery and eliminate coronary artery spasm, ensure the blood supply of myocardial tissue. 2. Nitroglycerin: Nitroglycerin dilates the role of vascular smooth muscle will be relatively strong, once the manifestation of coronary artery spasm, you can follow the doctor’s instructions sublingual nitroglycerin to relieve the spasm of vascular smooth muscle. 3. Diltiazem: Diltiazem is a kind of calcium antagonist, can also improve the coronary artery spasm, so that the local blood supply of myocardial tissue to restore in time. For coronary artery spasm can be appropriate drug treatment, must be under the guidance of a doctor to use the correct medication, and to avoid overwork and maintain a relaxed mood, so as to gradually return to normal.