(1) clearing heat and cooling blood, promoting blood circulation and removing blood stasis. Peony bark is a kind of traditional Chinese medicine, which comes from the dried root bark of Ranunculaceae peony. Peony bark tastes bitter, pungent and slightly cold, and enters heart meridian, liver meridian and kidney meridian. The effect of peony bark is to clear heat and cool blood, promote blood circulation and remove blood stasis. It can be used for the treatment of heat entering blood, spotting with warm toxin, hematemesis and epistaxis, nocturnal fever and early cooling, sweat-free bone steaming, amenorrhea and dysmenorrhea, traumatic injury, carbuncle, swelling and sore, etc.

(2) Peony bark can clear away excess heat in blood, and has the effect of clearing away heat, cooling blood and stopping bleeding. It is often used to treat warm toxic macula, hematemesis and epistaxis caused by epidemic febrile diseases and heat entering the blood. Peony bark tastes bitter, slightly cold, and is good at clearing the latent heat of yin in blood, so it can be used to treat pathogenic yin, body fluid injury, night heat and early cooling, and heat retreat without sweat in the later stage of epidemic febrile disease. In addition, Cortex Moutan has the effect of promoting blood circulation and removing blood stasis, so it can also be used to treat amenorrhea, dysmenorrhea, traumatic injury, blood stasis and swelling and pain.

Step 2: taboo

Peony bark should be used with caution. The contraindication is that people with blood deficiency and cold nature should use it with caution because of its slightly cold nature. In addition, pregnant women and those with menorrhagia should use it with caution. Modern pharmacological research also shows that Cortex Moutan has anti-inflammatory, analgesic and anti-tumor effects. It should be noted that Cortex Moutan is a traditional Chinese medicine, and it is recommended to use it reasonably under the guidance of a doctor.