Gegen Qinlian Pill is mainly composed of Radix Puerariae, Scutellariae Radix, Coptidis Rhizoma and Radix Glycyrrhizae Preparata. It has the functions of relieving muscle tension, clearing away heat and toxic materials, promoting diuresis and stopping diarrhea. It is mainly used to treat diarrhea, abdominal pain, yellow sticky stool and anal burning caused by damp-heat accumulation. And fever, aversion to wind, headache and body pain caused by wind-heat cold. Scutellaria baicalensis Georgi, Coptidis Rhizoma and Pueraria lobata in the prescription are cold, so it is not recommended to take them during menstruation.