Tianshu Tablet is a kind of proprietary Chinese medicine that relieves pain by clearing the channels (dredging the meridians and collaterals to relieve pain), activating blood circulation and calming the liver, and there is no exact stopping time in the instruction manual. If the medication is effective, it can be stopped after relief or healing. If the medication is ineffective for 3 days, it should be stopped promptly and medical help should be sought. Tianshu Tablet is composed of Tianma and Chuanxiong. Clinically, it can be used for the treatment of hyperactivity of liver yang (liver yang is over-exuberant, causing symptoms such as dizziness, dizziness, headache, etc.) or stasis of blood stagnation followed by prolonged headache, headache with a relatively fixed location, or see dizziness, insomnia, irritability, purple tongue with dark ecchymosis. Or tension headache, vascular neuralgia headache with the above manifestations. After taking Tianshu Tablet, there may be stomach upset, head swelling, or heavy menstruation in women. It is not suitable for pregnant women and those with heavy menstrual flow during menstruation. Tianshu Tablets should be used under medical supervision. If you feel unwell, please go to the hospital to avoid delay in treatment.