Can you drink water after drinking sugar water?

After oral glucose tolerance test, you can drink water after drinking sugar water. There is not much requirement for drinking water. However, you should not eat a lot of water. After oral glucose tolerance test, you should not eat any food, otherwise it will easily affect the results after the test. Oral glucose tolerance test is mainly based on the patient's blood sugar situation to determine, etc., if the blood sugar is higher than normal, it is not recommended to continue to improve the oral glucose tolerance test to assess their own blood sugar situation. Moreover, oral glucose tolerance test can also detect islet function.