Excertped from Bensky: Chinese Herbal Medicine Materia Medica, 3rd ed.

• Clears heat, resolves toxicity, cools the blood, and reduces maculae:  for maculae due to heat entering the blood level or other forms of warn toxin.  Can be used by itself for bleeding, especially from the nose, due to the chaotic movement of hot blood.*
• Clears heat, resolves toxicity, cools the blood, and reduces swelling:  for blazing heat leading to a swollen and painful throat, sores of the mouth, or mumps.  Also used externally for similar problems.*
• Drains Liver fire, dispels summerheat, and extinguishes wind to stop tremors:  for convulsions, red eyes sore throat, and other manifestations of heat, especially summerheat, affecting the Liver.*
• Clears Liver fire, drains Lung heat, and cools the blood:  for cough and chest pain from Liver fire accosting the Lungs.*