Clears heat and cools the blood:  when heat has entered the blood level of warm-heat pathogen diseases, causing bleeding, fever, dry mouth, and a purplish tongue, as in Clear the Nutritive Level Decoction.

Nourishes the yin:  especially for the sequelae of warm-heat pathogen diseases with such symptoms as constipation and irritability.

Softens hardness and dissipates nodules:  for neck lumps due to phlegm-fire as well as severe throat pain and swelling.