Abiraterone Mechanism — SCE Medical Oncology MCQ
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Correct answer: D — Withhold abiraterone, correct the toxicities, and restart only after recovery to grade 1 or baseline
Explanation lettering: D = shown as A · A = shown as D
A is correct for grade 3 hypertension or hypokalaemia. B leaves dangerous hypokalaemia untreated; C is not the specified immediate strategy; D would remove ACTH suppression and may worsen mineralocorticoid excess; E ignores the grade-3 withholding threshold.
Reference: Abiraterone UK summary of product characteristics (Current UK SmPC, accessed August 2026): https://www.medicines.org.uk/emc/product/15402/smpc