UKMLA PLAB AMC USMLE Prometric MCQ

Question Number 0920
Question:
A 40 yrs old man was diagnosed to have a pheochromocytoma tumor. Staging investigations showed the tumour to be operable. What definite therapy will the patient most likely be started on a few weeks before the surgery:

a) verapamil
b) sodium nitroprusside
c) phenoxybenzamine
d) nitroglycerine
e) none of the above