Niu Huang has the effects of clearing the heart, expelling phlegm, opening the orifices, cooling the liver, quenching wind and detoxifying the toxin. It is often used in the treatment of fever, phlegmatic disorientation, convulsions, seizures, epilepsy, sore throat, mouth and tongue. Use with caution in pregnant women. 1. Heat disease, stupor, stroke, phlegmatic confusion: Niu Huang is cool in nature, sweet in taste, and enters the heart meridian, which can not only clear the heart heat, but also open the orifices with phlegm (through phlegm to dredge the orifices and wake up the mind) and wake up the mind, it can treat the pericardium of patients with warmth and fever and stroke, convulsions (pediatric diseases mainly manifesting as stupor, apoplexy, convulsions), epilepsy, etc., which are caused by the phlegm-heat blockage of the orifices of the heart and are caused by stupor and feverish thirst and thirst. 2. Epilepsy: Niu Huang enters the heart and liver meridians, has the function of clearing the heart and cooling the liver, resting the wind and stopping spasm. Often used in the treatment of pediatric acute convulsions, strong fever, fainting, convulsions and convulsions, and can be used with cholagogues, dianzhuhuang, cinnabar and so on. 3. sore throat, mouth and tongue sores: Niuhuang cool, for the clearing of heat and detoxification (clearing the body of heat and toxicity) of the best products for the treatment of fire-heat in the sore throat, swollen gums, mouth and tongue sores, red eyes and pain, often used with Scutellariae barbatae, bingshi, rhubarb, and so on. The drug should be used under medical supervision.