Pig's trotters, adzuki beans, coix seed and medulla tetrapanacis can be cooked and drunk together, because these foods are incompatible with each other, and there will be no adverse reactions when they are eaten together. They are delicious and have high nutritional value. Eating together can complement each other's strengths, replenish blood and qi, eliminate dampness and diuresis, and enhance immunity. In particular, Cao Tong has the functions of clearing away heat and cooling blood, removing dampness and toxic materials, balancing yin and yang, strengthening body resistance, complementing yin and yang, promoting fluid production and caring skin, regulating qi and blood, five internal organs, nourishing and prolonging life. Entering the three meridians of kidney, heart and lung can comprehensively improve human immunity and enhance human resistance to diseases. It is mainly used for treating lung heat cough, pulmonary tuberculosis hemoptysis, hematuria, infantile convulsion, tetanus, nephritis edema, rheumatic joint pain, traumatic injury, snake bite, bronchitis, cystitis, diabetes, hematuria, acute and chronic hepatitis, rheumatoid arthritis tumor and other difficult diseases, and can also be used for acne removal.