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Verapamil and beta-blocker — GPhC CRA MCQ

Instant feedback + full explanation. One question, done properly.

ModerateCardiovascular TherapeuticsVerapamil and beta-blockerGPhC CRA

A man taking bisoprolol for AF rate control presents a new prescription for verapamil MR 240 mg daily. What is the most important interaction to flag?

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

Reveal the answer and explanation

Correct answer: D — Additive bradycardia and heart block

Verapamil and beta-blockers can have additive negative chronotropic effects. This makes additive bradycardia and heart block 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 interactions