Stroke patients evidence of blood stasis and obstruction of collaterals, Dandeng Tongxin Tablets can be taken for a long time in accordance with the doctor’s instructions, the specific course of treatment should follow the advice of a professional physician. Dandang Tongxin Tablet is a kind of Chinese patent medicine. It is composed of Salvia miltiorrhiza, Lanxess, Rhizoma Ligustici Chuanxiong and Pueraria Mirifica. It is effective in activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), dispelling wind and clearing the channels (dispelling wind and clearing the channels). It is used for stroke caused by blood stasis and obstruction of collaterals, and middle meridian and collateral evidence. The stroke treated by DanDengTongBrain Tablet belongs to chronic disease, which requires long-term medication, thus usually DanDengTongBrain Tablet can be taken for a long time, but it must be treated under the guidance of professional physicians. The adverse reactions and precautions of Dandeng Tongbrain Tablet are not clear. It is not recommended for patients with acute cerebral hemorrhage, and is not recommended for pregnant women. If you need to use the drug, you should go to the hospital after a clear diagnosis, the doctor issued a prescription to use, do not blindly use the drug, so as not to cause adverse effects on the body.