Dulaglutide injection can generally be injected for a long period of time to maintain blood glucose stability if the treatment is effective and there are no adverse reactions or contraindications. Dulaglutide is mainly used for blood glucose control in adult type 2 diabetes mellitus patients, it can be used as a single drug for patients with poor blood glucose control by diet and exercise only, or combined with metformin or other hypoglycemic drugs to control blood glucose level. This drug is a bi-directional blood glucose regulator, which promotes the secretion of insulin when the blood glucose level is high and glucagon when the blood glucose level is low. Dulaglutide is usually administered once a week by subcutaneous injection, and the exact dosage and duration of administration will depend on individual circumstances. Patients should eat a light diet and exercise reasonably during the use of this product. This product may cause nausea, vomiting, diarrhea and other adverse reactions. It should be noted that this product should be contraindicated in patients who are allergic to Dulaglutide or have medullary thyroid carcinoma. If patients have been treated with Dulaglutide Injection for a period of time without any obvious adverse reactions and the doctor has not asked to discontinue the drug treatment, it is not recommended that patients discontinue this drug on their own, so as not to lead to an increase in blood glucose. Dulaglutide injection should be used in accordance with medical advice.