Lily can be brewed and drunk. However, lily infusion its active ingredients may not be completely precipitated, so the efficacy is limited. Lily is the dried fleshy scaly leaves of the lily plant, lily of the valley, lily of the valley, or fine-leafed lily of the valley, family Liliaceae. Sweet flavor, cold nature. Attributed to the heart and lung meridians. It has the effects of nourishing yin and moisturizing the lungs (nourishing the lungs by replenishing their fluid), and clearing the heart and calming the mind (stabilizing the mind by getting rid of inner vexation and heat). Lily can be used for Yin deficiency and dry cough, coughing up blood due to laborious coughing, false annoyance (annoyance caused by false heat in the body), palpitation, insomnia, sleeplessness, and mental trance. Lily cold, easy to hurt Yang Qi, so wind-cold cough and cold loose stools (feces thin not shaped) should not be taken. It is recommended that the patient under the guidance of a doctor to use medication, do not take medication on their own, so as not to delay the condition.