- Drains damp heat from the lower jiao - thick-yellow leukorrhea, foul-smelling diarrhea, dysentery; damp-heat pouring downward or hot leg qi - red, swollen, painful knees, legs, and/or feet; damp-heat jaundice.
- Drains kidney fire with signs of yin deficiency - steaming bone disorder, night sweats, afternoon fever and sweating, nocturnal emissions, spermatorrhea.
- Drains fire, relieves toxicity - sores and lesions of the skin.
Generally used with roundworms - abdominal pain, irritability, stifled chest w/heat, vomiting after eating, cold hands and/or feet. Roundworms may be observed in vomit.
Also has a broader application in chronic diarrhea, IBS, or other digestive disorders characterized by both heat and cold. Symptoms may be chronic diarrhea, abdominal pain (often that is better w/heat).
With parasites the tongue and pulse are less critical, with chronic conditions the Tongue may be red with a white coating.