Mulberry leaf in water has the effect of evacuating wind-heat, clearing and moisturizing the lungs, calming the liver and submerging yang (suppressing too much yang rising in the liver). It is used to treat wind-heat colds, lung-heat dry coughs, dizziness and headaches, and red eyes and blurred vision. Mulberry leaves in water is difficult to play its full efficacy, often do not achieve the efficacy of the treatment of disease. Often need to be reasonably prepared, correctly boiled in order to achieve the effect of treatment. Mulberry leaves belong to the Chinese medicine. Its flavor is sweet, bitter, cold; to the lungs, liver two meridians. For the mulberry plant mulberry dry leaves. Its effect is to evacuate wind-heat, clear the lungs and moisten the dryness, clear the liver and brighten the eyes. For the warm disease just started, dry heat cough, dizziness, conjunctival congestion and other diseases have a therapeutic effect. Mulberry leaf adverse reactions, contraindications, precautions are not yet clear. If there is a need for medication, need to be used under the guidance of a doctor to identify the evidence, not blindly use their own medication, so as not to cause adverse consequences.