Quick-acting heart pills and nitroglycerin, both are emergency drugs for the treatment of coronary heart disease angina, as to which is effective, lies in the correct choice of use. The common symptoms are chest tightness and shortness of breath, pain in the precordial area like a pinprick, Chinese medicine believes that pinprick-like pain is a typical symptom of blood stasis, the characteristics of this angina can contain the quick-acting heart pill, if accompanied by dizziness, weakness or pain is not pinprick-like, containing the quick-acting heart pill is not effective. If it is accompanied by dizziness, weakness or pain that is not needle-like, the effect of taking quick-acting heart pills is not good. The main role of nitroglycerin is to dilate the coronary arteries, by changing the coronary blood flow, and relieve angina symptoms, nitroglycerin can treat any painful nature of coronary angina, so the scope of application is wider than quick-acting heart pills, and the strength of blood vessel dilation is also greater than quick-acting heart pills. In summary, both quick-acting heart pills and nitroglycerin are very effective, only the indications and vasodilating effect are slightly different.