1, Paeonia lactiflora, the name of traditional Chinese medicine, is Paeonia lactiflora or the dried root of Paeonia lactiflora in Ranunculaceae, which is bitter in taste and slightly cold in nature and enters the liver meridian; Has the effects of clearing heat, cooling blood, removing blood stasis and relieving pain.

2. Radix Paeoniae Rubra has a stronger effect of clearing away heat and cooling blood, and is mostly used for symptoms such as body heat bleeding, red eyes, swelling and pain, carbuncle and sore poison. Stir-fried Radix Paeoniae Rubra tends to be mild in nature, and can be used for blood stasis and pain.

3. Wine red Paeonia Rubra has a strong effect of promoting blood circulation and removing blood stasis, but a weak effect of clearing heat and cooling blood, and is mostly used for amenorrhea or dysmenorrhea and traumatic injury.

4. Modern pharmacology has proved that Radix Paeoniae Rubra has the functions of inhibiting the onset of arthritis, improving allergic reaction, resisting platelet aggregation, resisting thrombosis, improving circulation and so on, and it is widely used in clinic.