Sanhuang tablets have the effects of clearing away heat and toxic materials, purging fire and relaxing bowels. It is mainly used for red eyes, swelling and pain in mouth and nose, sore throat, swelling and pain in gums, vexation and thirst, and red urine caused by excess heat in triple energizer. Common Chinese medicines for removing fire and nourishing yin: Radix Asparagi, Radix Ophiopogonis and Radix Scrophulariae.