Treatment of Mild Gestational Diabetes With Glyburide Versus Placebo

Inclusion Criteria:

• A glucose value of ≥140 mg/dl on a 50-gram oral glucose loading test by plasma at gestational age between 24 weeks 0 days and 27 weeks 6 days based on clinical information
• An Abnormal 3-hour oral glucose tolerance test with a fasting glucose of ≤105 mg/dl
• Gestational age of less than or equal to 28 weeks and 0 days at the time of consent/randomization
• Singleton gestation

Exclusion Criteria:

• Established pregestational diabetes
• Abnormal gestational diabetes testing (≥140) prior to 24 weeks 0 days of gestation. Women who have a negative glucose loading test (<140mg/dl) before 24 weeks may still be considered for this study if they present again for glucose tolerance testing between 24 and 27 weeks.
• Multiple gestations
• Known major fetal anomaly or fetal demise
• Any renal disease with serum creatinine of >1.0
• Known liver disease such as hepatitis
• Maternal or fetal conditions likely to require imminent or very preterm delivery such as preeclampsia, preterm premature rupture of the membranes, preterm labor, and intrauterine fetal growth restriction
• Known hypersensitivity or allergic reaction to Glyburide