The differences between Chuanxiong and Panax notoginseng are different flavors and attributed to the meridian, different efficacy, different clinical applications, and different precautions for the use of medication. 1. Differences in flavor and attribution: (1) Rhizoma Ligusticum Chuanxiong is pungent, warm and pungent in nature, and belongs to the liver, gallbladder and pericardium meridians. (2) Panax quinquefolium is warm, sweet and slightly bitter, and belongs to the liver and stomach meridians. 2. Differences in efficacy: (1) The effects of Rhizoma Ligustici Chuanxiong are to promote blood circulation, expel wind and relieve pain. (2) The effects of Panax notoginseng are to dissolve blood stasis, stop bleeding, reduce swelling and relieve pain (eliminate swelling and pain). 3. Different applications: (1) Rhizoma Ligustici Chuanxiong is mainly used for post-partum stasis and pain, failure to discharge (women can not discharge after delivery), menstrual disorders, dysmenorrhea, sores, swelling and pain, headache and rheumatism paralysis, etc., and is also used for stasis of blood blockage of falling and injury. (2) Panax notoginseng is mainly used for treating blood stasis and swelling pain, various kinds of hemorrhage, bruises and injuries, etc. It is also used for stagnation of blood stasis in falls and injuries. 4. Different medication precautions: (1) The adverse reactions and contraindications of Chuanqiong are still unclear. Note that it should be used with caution for people with yin deficiency and fire exuberance, excessive sweating and menorrhagia. (2) The adverse reactions and contraindications of Panax notoginseng are not clear at present. Caution should be exercised in pregnant women. Chuanxiong and Panax notoginseng should be used under the guidance of a Chinese medicine practitioner if necessary, and should not be taken on its own to avoid adverse consequences.