Pu huang can treat vomiting blood, stabbing pain in the chest and abdomen and other symptoms related to gastric diseases, the specific medication as prescribed by the doctor. Pohuang is a Chinese herbal medicine made from the dried pollen of Phellodendron amurense, Phellodendron orientale or plants of the same genus in the family of Phellodendronaceae, which is sweet in taste, flat in nature, and belongs to the liver and pericardium meridians, and it has the efficacy of stopping hemorrhage, removing blood stasis, and inducing diuretic effect. It is mainly used in the treatment of hematemesis, epistaxis, hemoptysis, traumatic bleeding, metrorrhagia (excessive menstrual flow or dribbling), menstrual dysmenorrhea, swelling and pain of falling and thumping, stabbing pain in the chest and abdomen, and astringent pain of hemorrhagic drenching (the appearance of blood in the urine accompanied by a painful sensation) and many other conditions. The drug currently has no clear contraindications and adverse reactions, but need to be cautious of pregnant women. Specific medication should be carried out under the guidance of a specialist, not unauthorized use of medication. If there is any discomfort, please consult a doctor in time.