Gui Spleen Pill can treat shortness of breath and palpitations caused by excessive thinking, insomnia and dreaming, dizziness and lightheadedness, tiredness and weakness, and loss of appetite. Gui Spleen Pill is composed of Radix Codonopsis, Fried Atractylodes Macrocephalae, Roasted Astragalus, Roasted Licorice, Poria, Prepared Polygala, Fried Jujube Kernel and Longan Flesh. It has the effects of benefiting qi and strengthening the spleen (regulating the qi of the spleen and stomach), nourishing blood and tranquilizing the mind (stabilizing the mind and soothing the emotions by nourishing the blood). Clinically, it is mostly used for various discomforts caused by deficiency of the heart and spleen (weakness of the heart and spleen), such as shortness of breath and palpitation (rapid heartbeat, often accompanied by panic), insomnia, dizziness and lightheadedness, tiredness and fatigue of limbs, and loss of appetite. According to the theory of Chinese medicine, the heart is the master of the mind (the heart is the master of mental activities such as spirit, consciousness, thinking, and emotions), and the spleen is in the mind as thinking, excessive thinking will cause deficiency of both the heart and the spleen, and Gui Spleen Pills can be the right treatment for the symptoms. Adverse effects of Gui Spleen Pills may cause gastrointestinal discomfort and skin rash. Contraindications are not clear. Precautions to avoid indigestible food; cold and fever patients should not take; children, pregnant women, lactating women and hypertension, heart disease, liver disease, diabetes, renal disease and other chronic diseases should be taken under the guidance of a physician; thirst, yellow urine, constipation and other manifestations of internal heat should not be taken. Chinese medicines or proprietary Chinese medicines need to be used under the guidance of a Chinese doctor to identify the evidence, and individuals should not use them blindly to avoid adverse consequences.