The difference between the two effects of plantain and psyllium is: psyllium has the effect of detoxification, psyllium has the effect of seepage of dampness to stop diarrhea (dispel dampness to treat diarrhea). Psyllium is also known as the wheel vegetable, for the plant before the plant family plant before, flat before the whole plant. It is sweet in flavor, cold in nature, and belongs to the liver, spleen, large intestine and stomach meridians. It has the effects of inducing diuresis, clearing heat and removing toxins (removing heat and toxins from the body). It is mainly used for the treatment of dysuria (unsmooth urination), edema, carbuncle sores and ulcers. It is prohibited for those who have deficiency of kidney qi and slippery spermatozoa. Psyllium seed, also known as psyllium solid, is the seed of psyllium or psyllium of the plant family Psylliumaceae. It is sweet in taste, cold in nature, and belongs to the liver, kidney, small intestine and lung meridian, with the effect of clearing away heat, inducing diuresis, and stopping diarrhea by seepage of dampness. It is mainly used for the treatment of adverse urination, painful urination, incomplete urination, diarrhea and abdominal pain. It should be taken with caution if there is deficiency of spleen qi and kidney essence, kidney deficiency and slippery essence and no internal dampness and heat (without symptoms such as heaviness in limbs and afternoon fever). The adverse reactions of the above drugs are not clear. Patients with discomfort are advised to consult a doctor in time, and should not take it on their own to avoid delaying their condition.