Psyllium is used in the treatment of epistaxis, edema and urination, cough with phlegm-heat, diarrhea and dysentery with summer-dampness, hot gonorrhea (burning and tingling during urination, with frequent urination and urgent urination, and discomfort of abdominal traction), astringent pain, carbuncle, swelling and sores, and so on. Psyllium belongs to the heat-clearing and detoxifying medicines, the family is the plant of the plant family Plantago ovata or the dried grass of the plantago ovata. Plantain enters the liver meridian, kidney meridian, lung meridian, small intestine meridian. Psyllium is sweet in flavor and cold in nature. Psyllium has the efficacy of expectorant, cooling blood, clearing heat and diuretic, clearing lymph and detoxification. Psyllium can be used internally and externally. Psyllium should not be used by people with cold spleen and stomach (spleen and stomach weak and cold). Pregnant women should be cautious of using Plantain. Adverse effects of Plantago ovata are not known. If needed, please use under the guidance of a professional Chinese medicine practitioner.