This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Disorders of Adrenal Gland, Subject name: Medicine
Which of the following medications should be used for pheochromocytoma associated hypeension after phenoxybenzamine is staed? 
Select and explain. 
A. Amlodipine, B. Propranolol, C. Nifedipine, D. Diltiazem
B: Propranolol
Answer: B: Propranolol 
Explanation: Option B- in order to control tremors and palpitation complaints in the patient For Pheochromocytoma : (a+b) =Ideal management recommended protocol (b+a) = C/I