This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pharmacology
[{'content': 'Maximum incidence of impotance is seen in the patients with following anti hypeensive drug \nSelect and explain. \nA. CCBs, B. Beta blockers, C. ARBs, D. ACE inhibitor', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Common side effects of beta blockers include: Dizziness. Weakness. Drowsiness or fatigue. Cold hands and feet. Dry mouth, skin, or eyes. Headache. Upset stomach. Diarrhea or constipation. Refer kDT 6/e p139', 'role': 'assistant'}]