Why patients on metformin need regular vitamin B12 screening

It's an under-appreciated issue in clinical practice, says expert

Patients with type 2 diabetes on metformin need regular vitamin B12 screening to avoid deficiency and associated peripheral nerve damage, researchers say.

diabetes test

The issue is under-appreciated in clinical practice, according to endocrinologist Professor Jerry Greenfield from the Garvan Institute of Medical Research in Sydney.

He was commenting on a UK conference presentation showing that in an audit of 157 patients at a general practice in Nottingham, two-thirds had not had their vitamin B12 levels checked.

Some 10% were known to be deficient,

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