Angong Niuhuang Wan is not indicated for heart disease. Angong Niuhuang Pill is a proprietary Chinese medicine, which is composed of Xionghuang, Niuhuang, Scutellariae, Cinnabar, Ice Tablet and Artificial Musk. It has the efficacy of clearing heat and removing toxins (removing heat, poison and evil from the body), and waking up the brain and opening the mind (restoring the state of mental freshness). It has the effect of treating fever, evil into the pericardium, febrile convulsions (convulsions due to high fever), meningitis, and toxic encephalopathy. From the above, it can be seen that Angong Niuhuang Wan is mainly used for fever, and is not applicable to the treatment of heart disease. Angong Niu Huang Wan may cause hypothermia. It has also been shown to cause allergic reactions in some patients. Contraindications are not clear. Precautions include caution for pregnant women and athletes. If there is a need for medication, it is necessary to use under the guidance of a doctor to identify the evidence, and not blindly use their own medication, so as not to cause adverse consequences.