Mechanism of action of zileuton:
Ans. C. Inhibit LOXArachidonic acid is acted upon by two enzyme-COX and LOX. Lox converts it into leukotrienes and Cox into prostaglandin. Zileuton is the inhibitor of LOX enzyme and it is used in treatment of asthma.
Inhibit prostaglandin synthesis
Inhibit COX
Inhibit LOX
Inhibit mast cells
Prostaglandins