The adverse effects of Eight Precious Cakes for Strengthening the Spleen are not yet clear, and if taken for a long period of time, it is necessary to follow the doctor’s instructions for medication. The eight precious cakes for strengthening the spleen are composed of Codonopsis, Atractylodes macrocephala, Poria, white lentil, Semen Coix lacryma, Chinese yam, fructus cornuus, lotus seed, and Pericarpium Citri Reticulatae, which have the effect of strengthening the spleen and benefiting the stomach. It is used for the elderly, children and after illness, weak spleen and stomach, indigestion, yellowish color (yellow face without luster), abdominal distension and loose stools (thin and unformed stools). Pregnant women should not take the spleen eight precious cakes, acute enteritis is not applicable; diabetic patients should be cautious, avoid eating cold and greasy food that is not easy to digest during the period of taking the medicine; three days of taking the medicine symptoms do not improve, or other symptoms, should be immediately discontinued and go to the hospital for treatment. If the patient in the medication during the discomfort, it is recommended to stop the drug and timely medical care, so as not to delay the condition.