Intermittent metformin after gestational diabetes: what July 2026 data suggest
A July 2026 randomized non-inferiority trial found that intermittent, “as-needed” metformin plus lifestyle prevented type 2 diabetes about as well as continuous metformin over 3 years in postpartum people with prediabetes. The study also reported fewer vitamin B12 deficiencies with the intermittent approach—while reinforcing that postpartum testing and long-term follow-up are still essential.
