Fishweed should be taken as fresh whole herb or dried above ground part, not only the root or leaf of Houttuynia cordata.
Fishweed is the fresh whole herb of Houttuynia cordata or the dried above-ground part of the medicine, the use of fishweed is decoction soup for internal use, the dosage of fresh products should be doubled, should not be decocted for a long time; or fresh products pounded juice to take. Externally, it can be pressed or decocted to wash the affected area.
Fishweed is pungent, cold in nature, and belongs to the lung meridian. It has the effects of eliminating carbuncle, clearing heat and removing toxins, draining pus, diuretic and diaphoretic (to improve the problem of dribbling in urine, and the problem of small amount of urine not being able to pass). It can be used in the treatment of carbuncle, sores and poison, lung carbuncle and vomiting of pus, hot dysentery, phlegm-heat and wheezing cough, and hot drenching (burning and stinging pain during urination, accompanied by frequent urination and urgency, and discomfort of pulling in the lower abdomen).
If the above symptoms occur, it is recommended to go to the hospital in a timely manner, under the doctor’s identification of the use of drugs, not blindly use their own medication to avoid delays in the condition.