Dendrobium and Maitong are not directly used for lowering blood sugar, however, in Chinese medicine, these two medicines can be used to relieve the symptoms of yin deficiency caused by diabetes. Dendrobium has the effect of benefiting the stomach and generating fluids, nourishing yin and clearing heat. It is used for yin injury and fluid deficiency, dry mouth and thirst, dry vomiting with little food, deficiency heat after illness, and dark and unclear eyes. Ophiopogon has the effect of nourishing yin and generating fluids, moisturizing the lung and clearing the heart. It is used for dry lung and dry cough. Coughing due to fatigue, thirst, insomnia, internal heat and thirst (internal heat accompanied by eating, drinking and urinating), intestinal dryness and constipation. However, these two drugs can only assist in relieving the condition, can not directly lower blood sugar, and also does not apply to stomach heat blazing and other evidence of the type of person. Dendrobium is contraindicated for those whose dampness, warmth and heat have not yet transformed into dryness and injured the fluids, and Maitong should be contraindicated for those with cold spleen and stomach, and those who have little food and loose stools (thin and unshaped feces). Adverse effects are not clear. Patients who are not feeling well are advised to consult a doctor in time to standardize the treatment. Specific medication should be consulted with a doctor.