The contraindications of winter melon peel boiled water are not clear. Winter melon skin, sweet taste, cool nature; to the spleen, small intestine meridian. It has the effect of inducing water retention and swelling, clearing heat and relieving heatstroke. Clinically, winter melon skin is mainly used for the treatment of edema and fullness, urinary disadvantage (urine is not smooth), summer heat and thirst, urinary short red (small amount of urine, dark yellow color). It should be noted that the medicinal properties of winter melon rind is cold, people with cold spleen and stomach should be cautious. The effective dosage of winter melon peel boiled water is limited, usually can not achieve the therapeutic effect, if you want to achieve the desired results, it is recommended to carry out regular treatment under the guidance of a doctor. If you feel unwell after drinking winter melon skin boiled water, it is recommended to stop using it and seek medical advice promptly.