There is no such thing as a course of Huang’s Rattlesnake Pills for a few days, there is no strict “course” for this medicine, clinically the doctor can prescribe a dosage of 1 week-2 weeks at a time, if the condition is stabilized, the doctor’s assessment, the prescription can be prolonged. Therefore, it is recommended to consult a doctor and carry out scientific treatment under the doctor’s guidance. Huang’s Rattling Pill, consists of Platycodonopsis, Mentha piperita, Mentha arvensis, and Cicadellaria. It has the efficacy of dispersing wind and clearing heat, resolving phlegm and dispersing knots, and facilitating the pharynx to open the voice. It is clinically used for acute and chronic laryngeal raspy caused by wind-heat externally and phlegm-heat internally, which is characterized by hoarseness, sore throat, dry and burning pharynx, phlegm in the pharynx, or cold and fever with headache, or constipation with redness of urine, etc. It should be noted that this medicine can be used to relieve wind-heat and remove phlegm. It should be noted that the use of this drug, avoid spicy, fishy food; pregnant women should be cautious; where hoarseness, sore throat, combined with cold (cold) fever, nasal discharge, such as external wind-cold should be used with caution; should not be taken during the period of medication at the same time to take warm tonic proprietary Chinese medicines. Specific medication is recommended to consult a professional physician or pharmacist.