An Gong Niu Huang has a kind of Hangzhou production, that is, 1 pill / box package is 87.52 yuan, Beijing production of 2 pills / box price of more than 1000 yuan, are 3g / pill. The main role of Angong Niuhuang is to treat heat shutdown, it should be noted that cold shutdown patients are not allowed to use, this formula also contains musk, is aromatic go string, detrimental to the fetal energy, so pregnant women are to be used with caution. In addition, during the period of taking the medicine, the diet must be light, forbidden to eat spicy, greasy food, because it can help fire and produce phlegm. The formula contains vermilion and staminaria, so it should not be taken for too long, and patients with liver and kidney insufficiency should be used with caution, and when cold extremities, pale face, cold sweat, and change from closed to decompensated, the medicine should be stopped immediately.