Oral Glucose Tolerance Test for Gestational Diabetes

Time

Normal Values

Gestational diabetes is diagnosed if 2 or more levels are above the normal range. It is treated through diet, insulin injections, and sometimes with metformin.

.

Fasting

< 105 mg/dl

1 hour

< 190 mg/dl

2 hours

< 165 mg/dl

3 hours

< 145 mg/dl