The method of decocting Chinese medicine for the second time is to pour out the juice from the first decoction, leave the dregs, pour water over the dregs, turn on a low fire and slowly decoct, boil and mix with the previous juice. Generally speaking, it is recommended to decoct Chinese medicines twice, so as to effectively decoct the active ingredients of Chinese medicines. The second decoction is similar to the first. First, pour out the juice of the first decoction, leaving the dregs in the decoction vessel, and then add water again, the amount of water needs to be more than the dregs of the medicine, about 300 milliliters, and turn on a low flame for decoction. After boiling, pour out the juice, and the first decoction of the juice mixed, can be taken. Take Chinese medicine need to pay attention to avoid eating spicy and stimulating food, if any discomfort at any time to go to the hospital.