Acupuncture and moxibustion at Chengshan point is effective against damp heat in the large intestine, but the exact effect varies from person to person. Chengshan point, belongs to the foot solar bladder meridian. Located in the posterior region of the calf, gastrocnemius muscle two muscle belly and tendon intersection angle. It has the effect of relaxing the tendons and activating the collaterals, clearing away heat and promoting bowel movement. Mainly treats lumbar and leg constriction (body spasm and convulsion due to feeling wind and cold), pain, hemorrhoid, constipation, abdominal pain, hernia and so on. When moxibustion Chengshan acupoint, using diarrhea, it has a certain relief effect on the large intestine damp-heat, can relieve abdominal pain, dysentery pus and blood (diarrhea, feces with pus and blood), urgency and heaviness (discomfort in the lower abdomen, want to defecate very much, and have a feeling of incomplete defecation after defecation), burning anus, urine less color yellow, and other symptoms. If you need moxibustion for Chengshan acupoint, it is recommended to use it under the guidance of a professional doctor.