Angina pectoris is a group of symptoms caused by acute temporary myocardial ischemia and hypoxia, which belongs to the acute attack period of coronary heart disease. If not treated or controlled in time, there may be potential sudden cardiac death. (1) Chest tightness and dull pain, generally lasting 1-5 minutes, sometimes as long as 15 minutes, which can be relieved by itself.

(2) Pain often radiates to the left shoulder and the anterior medial side of the left arm until the little finger and ring finger;

(3) Pain appears when the heart burden increases (such as increased physical activity, excessive mental stimulation and cold), and disappears after resting or taking nitroglycerin under the tongue for several minutes;

(4) Pain attack may or may not be accompanied by collapse, sweating, shortness of breath, anxiety, palpitation, nausea or dizziness. It usually doesn't happen for seven or eight hours. Thank you for using Jn Yangshengtang for cardiovascular diseases.