“What is the efficacy of pear water and contraindications” is inaccurate, pear water is boiled with pear water, generally does not have the efficacy of traditional Chinese medicine, it is recommended that patients with treatment needs to consult a doctor in a timely manner. Pear water mainly contains pear, pear is a fruit, does not have the efficacy of traditional Chinese medicine, but has a certain nutritional value, can supplement the human body some nutritional requirements. Every 100 grams of pear (average value) contains 50 calories, 13.3 grams of carbohydrates, 0.4 grams of protein, 0.2 grams of fat, 3.1 grams of dietary fiber, 92 milligrams of potassium, 9 milligrams of calcium, vitamin E1.34 milligrams of vitamin E, vitamin C6 milligrams. Pears contain more water-soluble dietary fiber, which can increase the water content of the stool, conducive to defecation. In addition, pear water contains a lot of water, can improve thirst, a lot of sweating or exercise after consuming pear water has a good thirst quenching effect. Pears contain a lot of sugar, so diabetic patients are not recommended to take pear water. When the patient’s body appears abnormal or some uncomfortable symptoms, blindly taking pear water may delay the condition, this time should be used in a timely manner to treat the regular medication. 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.