No clear answer to how long to stop taking Duiyimai, need to combine the condition according to the doctor’s guidance to identify the use of medication. Duiyimian is the dried above-ground part of the plant Duiyimian of the family Labiatae, which is flat in nature, sweet and bitter in taste, and belongs to the liver meridian, with the effect of activating blood circulation and stopping bleeding, dispelling wind and relieving pain, and it is mostly used for the treatment of bruises, bleeding from wounds, rheumatic paralysis, yellow water disease, etc. It is forbidden to take it for those who do not have stagnant blood circulation and for pregnant women. DuiYiWei is mainly used internally, soaked in wine or as a powder, single dose of 2-3g, but there is no clear answer in terms of the specific dosage time, according to the patient’s condition, symptoms and other circumstances. Under the guidance of the doctor to identify the evidence of the use of drugs, in order to play a better therapeutic effect, to obtain the desired therapeutic effect. If you need to use the drug, should be under the guidance of a traditional Chinese medicine practitioner, do not blindly use the drug on your own, so as not to cause adverse consequences.