Patients encountering angina at home need to pay attention to the following points: 1, to remain calm, do not panic, because emotional tension can cause the patient’s heart load increased, increased oxygen consumption, aggravating angina; when the onset of angina can be appropriate deep breathing, immediately stop all activities, to immediately rest in a semi-recumbent position. 2, if there are emergency drugs at home, including aspirin, nitroglycerin, isosorbide mononitrate, etc. If you have a medical history or previous hospitalization data, you should communicate with the emergency medical personnel to explain your condition and communicate clearly about your previous situation and medical history so that the emergency medical personnel can provide you with the necessary first aid facilities and drugs in time. Patients should remember not to drive or walk to the hospital by themselves.