1. The association of vitamin B12 deficiency and metformin
- Author
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Pilar Cean, Claudia Folino, Vanina Pagotto, Julio César Bragagnolo, Analía Esther Dagum, Alejandro Daín, Javier Farias, Gustavo Frechtel, Claudio González, Susana Salzberg, Cristian Suárez Cordo, and Jorge Alvariñas
- Subjects
vitamina b12 ,metformina ,diabetes mellitus tipo 2. ,Nutritional diseases. Deficiency diseases ,RC620-627 ,Diseases of the endocrine glands. Clinical endocrinology ,RC648-665 - Abstract
Metformin is the most widely used oral antidiabetic agent for the treatment of type 2 diabetes (T2D) and the association of the use of this drug with vitamin B12 deficiency has been described. A review of studies was carried out to find out the evidence of this association and the recommendations for its detection, prevention and treatment. The reported prevalence of vitamin B12 deficiency in patients treated with metformin ranged from 5.8% to 52% in the different series. Older patients, those who received metformin at high doses and for a longer time, and those who do not consume food of animal origin, are those who are at greater risk of suffering from this deficit.
- Published
- 2022
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