The difference between Dahuangteng and Chicken Blood Vine is different in terms of drug source, flavor and attribution, efficacy and other aspects. Such as the great blood vine has clear heat and detoxification (clear the body of heat and toxicity), blood, wind and pain (dissipate wind evil, relieve pain in the muscles and bones) of the efficacy; chicken blood vine has blood, blood, menstruation and pain (regulating menstruation, relieve menstrual pain), tendon relief and activation of collaterals (stretching the tendons and bones, dredge the meridians and collaterals) of the efficacy. 1. Different sources of drugs: Dahuangteng is the dried stem of Dahuangteng, a plant of the family Moutonaceae; Dahuangteng is the dried stem of Mifanzu, a plant of the family Leguminosae. 2. Different tastes and attribution: Dahuangteng has a bitter taste and flat nature, and is attributed to the large intestine and liver meridian; Chicken Blood Vine has a bitter taste, slightly sweet, warm nature, and is attributed to the liver and kidney meridian. 3. Different efficacy: Dahuangteng is used for intestinal carbuncle (carbuncle that occurs in intestinal organs, with fever, right abdominal pain, can feel the lump as a manifestation), abdominal pain, feverish sores, menstrual closure, dysmenorrhea, bruises, rheumatism paralysis, etc.; Dahuangteng is used for menstrual disorders, dysmenorrhea, dysmenorrhea, rheumatism paralysis, paralysis, numbness and paralysis, blood atrophy and so on. 4. Different medication precautions: Dahuangteng is bitter and activates blood circulation, so pregnant women should be used with caution; Chickweed vine medication precautions are not clear. Daxueiteng and Chicken Blood Vine should be used after identification by professional Chinese medicine practitioners, and should not be used blindly by oneself to avoid adverse reactions.