The adverse reactions of Xuanmai Ganlang Granules are not clear, diarrhea may occur, and the medication should be taken in strict compliance with the doctor’s instructions. Xuanmai Ganlang Granules belongs to the proprietary Chinese medicine, and the main ingredients in this medicine include Xuanshen, Maitong, licorice, and Platycodon. The drug has the efficacy of clearing heat and nourishing yin, expelling phlegm and relieving pharynx, so it is mainly targeted at dry mouth and nose, sore throat, night sweating (sweating abnormally after going to sleep and stopping after waking up), coughing, coughing up phlegm, and phlegm of yellowish consistency and so on, which are caused by lung yin deficiency (insufficient yin and fluid in the lungs), and the upward floating of fire in the deficiency. However, the side effects of Xuanmai Ganlang Granules are not clear, and the ingredients of the drug are mostly cold and cool, which have the effect of clearing heat, so, if not used properly, it is also possible to have the manifestation of diarrhea. It is recommended to strictly follow the doctor’s instructions to take medication, and not to use the drug on their own.