This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose and PNS, Subject name: ENT
Adenoids hypertrophy with symptoms treatment is all except: 
Select and explain. 
A. Nasal decongestants, B. Antibiotics, C. b2 agonists, D. adenoidectomy
C: b2 agonists
Answer: C: b2 agonists 
Explanation: (c) b2 agonists(Ref. Scott Brown, Vol 2; 288)b2 agonists (salbutamol/terbutaline) have no role in respiratory obstruction due to adenoids. They are used in lower airway obstruction diseases, e.g. asthma, etc.