Bayer blood glucose meters are of better quality and more accurate, and are a brand commonly used in clinical practice. Patients with diabetes need to prepare their own blood glucose meter at home. If they use insulin to lower blood glucose, they probably need to test blood glucose 3-4 times a week, and if they take oral hypoglycemic drugs to lower blood glucose, they need to test blood glucose once a week. If there is dizziness, nausea, hunger or vomiting, blood glucose needs to be tested at any time, which is the reaction of hypoglycemia, and if the blood glucose is too low, it needs to go to the hospital to readjust the medication. Different blood glucose meters, the price is different, according to their own economic conditions, choose Bayer blood glucose meter is also possible, while the blood glucose meter in each change of test paper, need to recalibrate.