There is no miraculous efficacy of Vinegar Aromatic Convolvulus, its efficacy is to ease the liver and relieve depression (treating depression by unblocking the liver’s qi), regulate qi and broaden the middle (regulating the qi of the spleen and stomach), regulate menstruation and relieve pain (regulating menstruation, relieving menstrual pain), etc. Its side effect is currently not clear in the clinic. Vinegar is a kind of concoction technique for Xiang Fu, usually vinegar is poured into the grains of Xiang Fu, stirred well and then smothered for a night, then put into a pot and fried until light yellow, and finally taken out and dried. After the vinegar concoction, not only does it have the efficacy of detoxifying the liver and relieving depression, regulating the qi and relaxing the middle, regulating menstruation and relieving pain, but it also strengthens the efficacy of detoxifying the liver and relieving pain. In the clinic, it is mainly used for the treatment of liver stagnation and stagnation of qi (poor qi and blood transportation of the liver, emotional depression), distension and pain in the chest and ribs, breast distension and pain, stagnation of qi in the spleen and stomach, irregular menstruation, menstrual dysmenorrhea and menstrual closure, etc. The side effect of vinegar is not only to ease the liver and depression, but also to strengthen the efficacy of the vinegar to relieve pain. At present, the side effects of Vinegar Aromatic Convolvulus are not very clear in the clinic, but care should be taken when using it, and it should not be taken by patients with qi deficiency without stagnation, or with yin deficiency and blood heat. Vinegar fragrant adder is a kind of traditional Chinese medicine, has certain toxic side effects, should be in the professional Chinese medicine doctor’s identification, strictly follow the doctor’s instructions to use, so as to avoid private use of drugs, resulting in adverse consequences.