This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Asthma, Subject name: Pharmacology
Drug not used in management of bronchial asthma? 
Select and explain. 
A. Phosphodiesterase inhibitor, B. Steroids, C. Beta agonist, D. Cholinergic drugs
D: Cholinergic drugs
Answer: D: Cholinergic drugs 
Explanation: Ans. D. Cholinergic drugsCholinergic drugs cause bronchospasm and are contraindicated in asthma. Rather anticholinergic drugs are used in case of asthma.