Baiyunshan is the trade name, and Angong Niuhuang Pills is the generic name of the drug, which is used for calming convulsions and opening the orifices, clearing heat and removing toxins (removing heat and toxins from the body). Angong Niuhuang Wan has the function of calming alarm and opening the orifices, clearing heat and removing toxins, and is mostly used in the treatment of fever, evil into the pericardium, febrile convulsions (convulsions and seizures due to high fever), delirium tremens (delirium tremens, gibberish) and other illnesses, and it can be taken by patients with cerebral hemorrhage, meningitis, septicemia, and coma of stroke who have the above mentioned symptoms. It should be noted that those who are allergic to any components of this drug, those who are cold and faint should not take Angong Niuhuang Pills, and those with liver or kidney insufficiency, pregnant women, and those with allergies should be cautious of using this drug, and should maintain a light diet during the period of taking the drug. Some patients may experience hypothermia, allergic reactions and other side effects after taking the medicine, if the symptoms are more serious, they should consult a doctor in time. Patients should follow the doctor’s instructions to take Angong Niuhuang Pills, avoid blind use of drugs, so as not to affect the efficacy of the drug, or induce adverse reactions.