Pu Huang powder, also known as Pu Huang in Chinese medicine, has the effects of stopping bleeding, resolving blood stasis, and clearing lymph, which can treat vomiting blood, epistaxis, dysmenorrhea, and other conditions. The Chinese medicine Pu huang is the dried pollen of the plant of the family of Fragrant bushes, the plant of the Water Candle Fragrant bushes, the Oriental Fragrant bushes, or plants of the same genus. It is flat in nature, sweet in taste, and belongs to the liver and pericardium meridians, and it has the efficacy of stopping bleeding, resolving blood stasis and clearing up the flow of lymph. Pu huang is commonly used in the treatment of hematemesis, epistaxis, hemoptysis, metrorrhagia (excessive menstrual flow or dribbling), traumatic bleeding, menstrual dysmenorrhea, stabbing pain in the chest and abdomen, swelling and pain in falling and thumping, and astringent pain in hemorrhagic dribbling (the appearance of blood in the urine accompanied by a painful sensation), and other disorders. The adverse reactions and contraindications of the drug are still unclear, it is recommended to standardize the use of the drug under the guidance of a doctor, and not blindly use on their own.