Dopamine Beta-1 Dose Range — FRCA Primary MCQ
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Correct answer: C — Avoid dopamine because renal benefit is unproven and harm possible
The best answer is “Avoid dopamine because renal benefit is unproven and harm possible”. The UK SmPC explicitly advises against routine low-dose dopamine to prevent or treat acute renal failure because clinical renal protection has not been demonstrated and adverse cardiovascular or endocrine effects can further compromise critically ill patients. A transient diuresis is not equivalent to improved renal outcome. Management should address perfusion, obstruction, nephrotoxins and the underlying cause.
Reference: Dopamine hydrochloride concentrate for infusion, UK SmPC: https://www.medicines.org.uk/emc/product/6619/smpc; Royal College of Anaesthetists, Primary FRCA syllabus v2.2: https://www.rcoa.ac.uk/sites/default/files/documents/2026-01/Primary-FRCA-Syllabus.pdf