The efficacy of Jade Blue Hypoglycemic Capsule is mainly to clear heat and nourish yin, generate fluids to quench thirst (to promote the production of fluids to relieve thirst), and is used for the treatment of thirst caused by yin deficiency and internal heat, which is also known as diabetes mellitus in Western medicine. As a kind of proprietary Chinese medicine preparation, the main ingredients of Yulan Hypoglycemic Capsule include blue flower ginseng, bamboo, burdock, mulberry leaf, hemiptera and scutellaria baicalensis, etc. It should be used under the guidance of traditional Chinese medicine practitioners, and it is recommended that patients do not take medication without authorization after the appearance of thirst-quenching disease, and should go to the hospital in time, and carry out medication intervention under the guidance of a specialist doctor. The adverse reactions and contraindications of this product are not clear, during the use of the drug should avoid spicy stimulating food, more should not drink alcohol, need to follow the doctor’s instructions to regularly monitor the preprandial as well as postprandial two hours of blood glucose, etc., reasonable control of blood glucose levels, in order to prevent the emergence of cardio-cerebral vascular disease and damage to the vital organs, abnormalities should be stopped in a timely manner and go to the hospital for medical attention. In addition, patients with diabetes need to pay close attention to the diet, should be low-salt, low-fat diabetic diet, to limit the total calorie intake, pay attention to physical exercise, good weight control.