Fishweed leaves are not usually used as a separate medicine, the medicinal part is the whole grass or the aboveground part, the name of the herb is Fishweed, the efficacy of which is to clear away heat and detoxify the toxin, eliminate carbuncle and expel pus, diuretic and diaphoretic (to improve the problem of dribbling in the urine and the problem of small amount of urine not being passed), and the function is to treat carbuncle and spitting pus, phlegm and heat, wheezing and coughing, and so on.
Fishwort is the dried above-ground part or fresh whole grass of Houttuynia cordata, family Sambucus, slightly cold in nature, pungent in flavor, and attributed to the lung meridian. It has the effects of clearing away heat and detoxification, diuretic and diaphoretic, eliminating carbuncle and draining pus, and is mainly used in the treatment of lung carbuncle and vomiting pus, hot dysentery, phlegm-heat wheezing and coughing, carbuncle sores and canker sores, and feverish gonorrhea (burning and stinging pain is obvious when urinating, accompanied by frequent urination and urgency, and discomfort of pulling on the lower abdomen).
This product is usually a decoction of water, not suitable for a long time, but also can be mashed juice to take, mashed compresses for external use, decoction soup fumigation, etc., cold and yin external ulcers should not be served. It is recommended that patients who are unwell go to a regular hospital in time, and follow the doctor’s instructions for symptomatic treatment, do not take medication on their own.