Red beans, mung beans and barley can be cooked together. Red beans can reduce swelling, detoxification and pus; mung beans have the effect of clearing heat and removing toxins, eliminating summer heat and water; barley can promote water seepage and dampness (to promote the operation of water to dispel dampness), strengthen the spleen and stop diarrhea, remove paralysis, remove pus, detoxification and dispersal of knots. The three together, can play the role of clearing heat and detoxification, strengthening the spleen to stop diarrhea, diuresis, eliminating dampness, eliminating summer heat, sore throat, mouth and tongue sores, diarrhea, edema, body drowsiness, dysuria (urinary disorders) and other symptoms have a certain role, can be boiled together. However, it should be noted that red beans, mung beans and Job’s tears are all three slightly cold in nature, so it is not recommended for people with cold bodies. If the patient has the need to take, it is recommended to go to the hospital, under the guidance of the doctor to use, not to take on their own, so as not to lead to physical discomfort.