Diabetes requires long-term use of hypoglycemic drugs, the time taken will also significantly affect the effect of hypoglycemia, blood glucose control level, so here is a summary of the common oral hypoglycemic drugs taking time to help diabetics take oral hypoglycemic drugs correctly. 1. sulfonylurea pro-secretory agents: including glibenclamide, gliclazide, glipizide, glipizide, glipizide, etc. Dosing time: should be 30 minutes before eating. 2. Non-sulfonylurea pro-secretory agents: including Repaglinide, nateglinide, etc. Dosing time: should be taken within 15 minutes before meals or during meals. 3. Biguanides: mainly metformin, phenelzine. Dosing time: It is recommended that in its dosing time should be taken during or after meals. Enteric tablets can be taken before meals. 4. Insulin sensitizers: including rosiglitazone, pioglitazone, etc. Dosing time: Take once a day before breakfast, i.e. on an empty stomach. 5. Glycosidase inhibitors: including acarbose, voglibose, etc. Dosing time: It is usually recommended that the medicine be chewed and taken after a bite of food. 6. DDP-4: such as sitagliptin, saxagliptin, vildagliptin, etc. Dosing time: take it 15-30 minutes before eating. When taking it, make sure to take it with water, not with drinks, alcohol, strong tea, etc.