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ACE inhibitor monitoring abnormality — GPhC CRA MCQ

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HardCardiovascular TherapeuticsACE inhibitor monitoring abnormalityGPhC CRA

A GP asks you to review tests 2 weeks after lisinopril initiation: creatinine has increased by 38% and potassium is 5.8 mmol/L. What monitoring is required?

Educational content. Not a substitute for clinical judgement or local policy.

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Correct answer: C — Check U&Es urgently and contact the prescriber before supply

A marked potassium rise after ACE inhibitor initiation requires urgent renal and electrolyte review before continuing supply. This makes check u&es urgently and contact the prescriber before supply the single best answer in this scenario. The other options would either miss the key safety issue, delay appropriate review, or fail to meet the relevant clinical or professional requirement.

Reference: BNF; NICE CKS