Greater Glasgow and Clyde Medicines

Latest Medicines Updates & News -2022

Formulary Update (December 2022)

Posted: Monday, December 19, 2022

Category - Formulary Update

This post summarises the latest NHS Greater Glasgow and Clyde decisions relating to new medicines assessed by SMC and considered by the Area Drug and Therapeutics Committee (ADTC) and uses a nationally developed format specifically aimed for patients and the public.

For full details of the medicines included in this post that are available for use, including any restrictions on prescribing, please see the relevant entry in the GGC Formulary

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Metformin and reduced vitamin B12 levels

Posted: Monday, November 14, 2022

Category - Medicines Update

  • Metformin can commonly reduce vitamin B12 levels in patients, which may lead to vitamin B12 deficiency. Refer to MHRA Drug Safety Update here.

  • B12 deficiency risk increases with higher metformin doses, longer treatment duration and patients with a risk of B12 deficiency (see below for additional risk factors)

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