It is not yet known how harmful Xihuang Pills are. Xihuang Pills have the effect of clearing heat and removing toxins (removing heat and toxicity from the body), subduing swellings and dissipating lumps. It is used for carbuncles (a kind of poisonous sores, acute suppurative diseases occurring on the surface of the body, limbs and internal organs), furuncles (a kind of skin disease, referring to severe furuncles), scrofula (mainly referring to tuberculosis of cervical lymph nodes), rheumatic injections (multiple abscesses occurring deep in the muscles), and cancerous tumors caused by heat-toxicity and congestion. In the formula, Niu Huang can clear away heat and toxins, dissolve phlegm and open the orifices; vinegar frankincense and vinegar myrrh can activate blood circulation and relieve pain, reduce swelling and regenerate muscle; musk can reduce swelling and relieve pain, because there is no authoritative information to confirm the harm of this drug, so how much harm is not yet known. Xihuang Pills has the effect of activating blood circulation and dispersing knots pregnant women are prohibited from taking, athletes should be cautious. Although the adverse effects of Xihuangwan is not clear, but can not be used indiscriminately, the use of medication must be guided by a professional Chinese medicine practitioner.