It can be used as a decoction with water or pounded juice, and for external use, it can be pounded, crushed and applied, applied with juice, or decocted and applied wet. The herb is the dried grass of Sedum, family Sedum. Taste sweet, light, cool, it has the effect of diuretic yellow, clearing heat and detoxification (clearing the body of heat and toxicity); it can treat damp-heat jaundice, carbuncle poison, and also has a role in urinary incontinence, etc.; the use of the herb can be taken internally in a decoction or externally in the right amount. Adverse effects of Pituitary Herb are not exact for the time being, and its contraindications are also not exact; note that it should be used with caution by people with deficiency of spleen and stomach (weak and cold spleen and stomach). Before using the drug, it is necessary to be guided by a traditional Chinese medicine practitioner to identify the evidence and use the drug, and should not be used on its own, so as not to cause adverse consequences.