Moderate use of Poria cocos and sour jujube kernel tea can play a role in tonifying the heart and spleen, nourishing the blood and tranquilizing the mind, but it is not recommended to take it for a long period of time. Poria has the effect of inducing diuresis (facilitating urination and eliminating edema), seeping dampness, strengthening the spleen and tranquilizing the heart, and it is mainly used for treating oedema, phlegm (pathological product formed by the impaired metabolism of water and liquid), diarrhea due to spleen deficiency (diarrhea caused by the weakness of the spleen), palpitation (rapid heartbeat often accompanied by panic), insomnia and other diseases. It should not be taken by those who have a deficiency of yin without dampness-heat, a deficiency of cold and essence, or a deficiency of qi and subsidence. Sour date kernel has the effects of nourishing the heart and benefiting the liver, tranquilizing the mind and restraining sweat. It is mainly used for palpitation, dizziness (intense heartbeat, panic), insomnia, dizziness, spontaneous sweating (involuntary sweating during the daytime, aggravated by sweating with a little movement), night sweating (abnormal sweating after going to sleep, sweating stops after waking up), and thirst and dryness of throat due to injury of the body fluid. It should not be taken by those who have external symptoms or those who have not completed the symptoms of external symptoms. Sour jujube seed can cause drowsiness, somnolence, and loss of consciousness due to large amount or the patient’s physique; sometimes it can also cause a drop in blood pressure and heart conduction block. Therefore, Poria cocos and sour jujube kernel tea should not be taken for a long time. Patients need to consult a doctor in time for discomfort, and use medication reasonably under the guidance of the physician’s diagnosis.