Pientzehuang is mainly composed of bovine rhubarb, musk, Panax ginseng and snake gallbladder, and its efficacy is to clear away heat and detoxify poison (clearing away heat and poisonous evil qi in the body), cool blood and remove blood stasis, subdue swellings and relieve pain (eliminating swellings and pain), and treating acute and chronic viral hepatitis caused by heat and poisonous blood stasis, carbuncle and gangrene (which is a kind of venomous sores, occurring as an acute suppurative disease on the body surface, the four extremities and the internal organs), furuncles, anonymous swollen toxin, and bruises and so on. The adverse reaction of this drug has not been clarified, but this product contains natural musk, athletes and pregnant women should use it with caution. According to the efficacy and action of Pientzehuang, the drug has no therapeutic effect on prolonged cough. If long-term cough occurs, it is recommended to consult doctor in time and use medicine according to symptoms after identification of the cause by traditional Chinese medicine practitioner, and not to use medicine blindly on one’s own in order to avoid adverse reaction.