Association between vitamin B12 deficiency and metformin use in type 2 diabetic patients: a cross-sectional study in a South Vietnam tertiary hospital

Objectives Vitamin B12 deficiency is a common and neglected adverse effect experienced by type 2 diabetic patients treated with metformin. A lack of vitamin B12 may have severe consequences, such as fatigue, macrocytic anaemia and worsened peripheral diabetic neuropathy. This study aims to identify...

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Bibliographic Details
Main Authors: Hen Huu Phan, An Thuy Thi Nguyen, Minh Duc Do
Format: Article
Language:English
Published: BMJ Publishing Group 2025-05-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/15/5/e100672.full
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