True about montelukast is:
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
It inhibit lipooxygenase pathway
It decreases the frequency of asthma attacks as com pared to glucocoicoids
It blocks LT receptor
It is effective in acute bronchial asthma
Respiratory system