Angong Niuhuang Pills has a better therapeutic effect on fever caused by the evidence of evil heat trapped in the pericardium, but not applicable to other causes of fever, need to follow the doctor’s instructions to use the drug. Angong Niu Huang Pills is composed of in vitro cultivated cow’s rhubarb, concentrated powder of buffalo horn, artificial musk, pearl, cinnabar, andrographis, yellow rhubarb, scutellaria, gardenia, tulip, ice tablet, which has the efficacy of clearing away heat and detoxification (clearing away the body’s heat and toxicity of the evil qi), suppressing shock and opening the orifices, and is used for treating the fever and agitation caused by the evil heat sinking into the pericardium, the fainting and delirium (deliriousness and nonsense), and the tongue outspreading and limb syncope. The drug can also be used to treat stroke coma and pediatric convulsions caused by evil heat trapped within the pericardium. The adverse effects of the drug are not clear, note that pregnant women, athletes should be careful to use this product. Therefore, Angong Niuhuang Wan has a certain therapeutic effect on fever caused by fever and evil into the pericardium to reduce fever. Other causes of fever, should be in the traditional Chinese medicine practitioner to identify the symptomatic treatment. If medication is needed, it is recommended to use it under the guidance of a traditional Chinese medicine practitioner, unauthorized use of medication may cause adverse consequences.