Lap-mei flowers in water has a certain detoxification and clearing heat, regulating qi and opening up the efficacy, can be used to assist in the treatment of summer fever and thirst, plum nucleus gas (similar to the pharyngeal heterosensitivities), whooping cough and other diseases, but the effect of the Chinese medicine is not significant after the infusion, can not be used directly to treat the disease. Chinese medicine believes that Lamei flowers are sweet, slightly bitter, cool in nature, belonging to the lung, stomach meridian, has the effect of relieving summer heat and clearing heat, regulating qi and opening up depression, and can be used for the treatment of summer heat and thirst, dizziness, chest tightness and epigastric plumpness, plum nucleus qi, sore throat, whooping cough, chicken pox and other diseases. Adverse effects and contraindications of Lamei flower are not clear, but its medicinal properties of cool, weak spleen and stomach is not recommended to drink a large number or long-term infusion. The content of effective substances in the water of Lap-mei flower is limited and cannot achieve the purpose of treating diseases. If the patient is not feeling well, it is recommended to go to a regular Chinese medicine hospital, under the guidance of the doctor to identify the evidence of the use of medication, do not blindly take medication on their own.