The efficacy of Gui Spleen Pills is to benefit qi and strengthen the spleen (regulating the qi of the spleen and stomach) and to nourish blood and tranquilize the mind (stabilizing the mind and soothing the emotions by nourishing the blood). Gui Spleen Pill is mainly composed of fried sour jujube kernel, longan meat, Radix et Rhizoma Ginseng, fried Rhizoma Atractylodis Macrocephalae, roasted Astragalus Membranaceus, Poria, and prepared Yuan Zhi. It has the effects of benefiting qi, strengthening the spleen, nourishing blood and tranquilizing the mind, and is used for symptoms such as shortness of qi and palpitation (accelerated heartbeat, often accompanied by panic), insomnia and excessive dreaming, tiredness and fatigue of the limbs, loss of appetite, dizziness and lightheadedness caused by deficiency of the heart and the spleen (weakness of both heart and spleen organs). The adverse reactions of the spleen pills include occasional skin rashes, digestive discomfort, contraindications are not clear, precautions are to avoid indigestible food as well as cold and fever patients should not take. Before taking the spleen pills, you need to be guided by a doctor to identify the evidence, can not take the medicine on their own, so as not to cause adverse effects on the body.