The formula of Dahuoluo Dan comes from the Lantai Orbit, which is a kind of Chinese patent medicine we commonly use. The main indications are deficiency of qi and blood, deficiency of liver and kidney, internal phlegm and heat, external wind and evil, etc. Dosage: Take orally, 1 pill each time, 2 times a day with warm boiled water. Daxuodan can generally be taken for more than one month, or six months, so it mainly depends on the condition, if it is for the treatment of stroke, then it can be taken up to about six months. Of course, if there is any discomfort while taking the medicine, it is recommended to stop the medicine first and then consult the doctor who prescribed it to see if you can continue to take it.