An Open-Label Pilot Intervention Trial to Prevent Diabetes in Prediabetic Adult Survivors of Childhood Cancer

To begin week 12 for participants who remain prediabetic after 12 week lifestyle run-in. Dosage and Route of Administration: 500 mg dose/ day to be taken orally, increased to 1000 mg dose/ day at week 14 through week 24. The dose should be taken immediately following the evening meal and at approximately the same time daily

"Lifestyle Change Digital Intervention - This is a digital platform that will include a core curriculum focused on diet, exercise, and behavioral strategies for goal setting and self-monitoring to improve diet including a weight loss On Day 1, participants will begin their digital lifestyle intervention using their smart-phone application with their lifestyle coach and peer group.~On day 14, participants will be contacted by phone (+/- 4 days, day 10 to 18) and adherence assessed using virtual pill counts via phone calls.~At weeks 4, 8, 16 and 20 a phone-based pill count for adherence and adverse event symptom log will be completed and study medication dispensed.~At week 12 (interim assessment) and 24 (study-end), the participant will return to St. Jude Children's Research Hospital (SJCRH) for an in-person assessment.~The digital lifestyle change program will complete at week 24."