For a patient with B12 deficiency on Mounjaro 7.5mg and maximum dose Metformin, with an HbA1c of 43, which medication should be reduced?
Abstract
Monitoring vitamin B12 levels is important in patients on metformin, but the evidence does not indicate a need to reduce tirzepatide or metformin solely due to vitamin B12 deficiency with current glucose control.
Fields of Study & Subjects
Folate and B Vitamins Research
Diabetes Treatment and Management
Diabetes Management and Research
Publication details
- Journal / source
- Zenodo (CERN European Organization for Nuclear Research)
- Publication date
- 3 February 2026