Insulin storage — GPhC CRA MCQ
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Correct answer: A — Store unopened insulin in the refrigerator and avoid freezing
Unopened insulin should generally be stored refrigerated according to product information and protected from freezing. Excessive heat or freezing can reduce potency. In-use storage varies by product and should be checked on the label or leaflet. Clear counselling prevents avoidable glycaemic instability.
Reference: BNF; product information