This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Pharmacology
True about montelukast is: 
Select and explain. 
A. It inhibit lipooxygenase pathway, B. It decreases the frequency of asthma attacks as com pared to glucocoicoids, C. It blocks LT receptor, D. It is effective in acute bronchial asthma
C: It blocks LT receptor
Answer: C: It blocks LT receptor 
Explanation: 2 LT1 receptor antagonists is montelukast and zafir lukast, they competitively antagonize LT1 receptor zileuton- inhibits the synthesis of Leukotrienes ESSENTIALS OF MEDICAL PHARMACOLOGY SEVENTH EDITION KD TRIPATHI PG NO .228