Poria is the dried mycelium of the fungus Poria, family Polyporaceae. It is sweet in flavor, light in taste, and flat in nature; it belongs to the heart and lung meridians, and has the effects of inducing water retention and eliminating edema, seeping dampness, strengthening the spleen, and tranquilizing the heart. Mainly used for treating edema, phlegm (pathological products formed by impaired water metabolism), diarrhea due to spleen deficiency, palpitation and insomnia. Poria adverse reactions are not clear, Yin deficiency without dampness and heat, deficiency of cold and essence of slippery, Qi deficiency and subsidence should be taken with caution. Lily is the fleshy scaly leaves of lily or fine-leafed lily of the lily family. It is sweet in taste and slightly cold in nature; it belongs to the lung and heart meridians, and has the effect of nourishing yin and moistening the lung, clearing the heart and tranquilizing the mind. The main treatment for yin deficiency and dry cough, labor cough and hemoptysis, yin deficiency and heat of insomnia and palpitation and cardiopulmonary yin deficiency and internal heat. Lily adverse reactions are not clear, wind-cold cough and cold loose stools (feces thin not shaped) should not be taken. Sour jujube kernel is the mature seeds of sour jujube, which is a plant of the genus Jujube in the family of Rhamnaceae. It is sweet and sour in flavor, flat and warm in nature; it belongs to the heart, liver and gallbladder meridians, and has the efficacy of nourishing the heart and benefiting the liver, tranquilizing the mind and restraining sweating. Mainly used for blood deficiency palpitation, dazed and anxious (heartbeat violent, panic), forgetfulness, insomnia, dreamy, dizziness, body weakness and self-sweating (daytime involuntary sweating, sweating aggravated by the slightest movement), fluid injuries, thirst, dry throat, and so on. Sour jujube nut a few patients after taking the drug will appear drowsiness, skin allergies, itching, numbness of the lips and mouth and other adverse reactions, avoid and prevent the same use. Drug taking is recommended under the guidance of a professional doctor, do not take medication on your own, so as not to delay the condition.