29th May 2025

You review a 45-year-old woman who has recently been diagnosed with type 2 diabetes mellitus and has been started on metformin 500mg BD.

You review a 45-year-old woman who has recently been diagnosed with type 2 diabetes mellitus and has been started on metformin 500mg BD. Her most recent HbA1c is 49 mmol/L, she is concerned as she has been experiencing troublesome diarrhoea, which makes her reluctant to leave the house. What is the most appropriate next step in managing this side effect?

Select the SINGLE most appropriate option from the list below. Select ONE option only.