Job’s tears, also known as Job’s tear grains, have the effect of inducing diuresis, strengthening the spleen, stopping diarrhea, removing paralysis, detoxifying and dispersing knots, and draining pus. The effect of fried Job’s tears is more in favor of strengthening the spleen and stopping diarrhea, and the effect of raw Job’s tears is more in favor of water seepage and dampness (to promote the operation of water to get rid of dampness). Raw barley is cold and cold in nature, and its effect is more inclined to diuresis and seepage of dampness, which is often used in swollen feet, urination, lung carbuncle, intestinal carbuncle (carbuncle in the intestines and bowels, with fever, pain in the right abdomen, and palpable lumps as a manifestation), and dampness paralysis and contracture, etc. Cooked barley has a calm nature, and its effect is more inclined to strengthening the spleen and stopping diarrhea, and it is the treatment of spleen deficiency, dampness and diarrhea, which is a very good medicine. Patients need to be in the doctor under the guidance of the identification of reasonable use of drugs, do not blindly self-medication.