The correct way to brew Xia Gu Cao is to use boiling water, when the temperature of the water is lowered to a suitable level to drink, you can repeat the brewing 2~3 times. Xia Gu Cao can be used to brew water, made into a tea drink to take, has a certain clear liver and diarrhea (remove liver fire), bright eyes, reduce swelling and dissipate the efficacy of the knot, can assist in the treatment of eye redness and swelling pain, headache and dizziness, gall tumors (the equivalent of thyroid tumors), carbuncle, breast swelling and pain and other conditions. Xia Gu Cao’s current adverse reactions are not clear, for people with cold spleen and stomach (spleen and stomach weakness and cold) should be used with caution, and boiling water should be used for brewing when making water. If you need to use Xia Gu Cao brewing water, it is recommended to use it after the professional Chinese medicine practitioner discernment, avoid unauthorized use of medication, so as not to suit their own constitution, which is detrimental to the body, and the medication brewing water can not play all the efficacy, and can not directly treat the disease, it is recommended to use it under the guidance of a doctor.