It clears away heat and detoxifies, dries dampness and stops bandages, removes blood stasis and relieves pain. It is used for leucorrhea and irregular menstruation caused by damp-heat stasis, with symptoms such as excessive vaginal discharge, thick yellowish substance, dull pain in the lower abdomen, lumbosacral pain, and abdominal pain during menstruation; chronic pelvic inflammatory disease and adnexitis with the above symptoms.