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Pharmacology
A 28yr old female known case of asthma, on inhalational salbutamol, budesonide, and salmeterol. She complains of dyspnea. PEF is mildly improved. You have added zafirlukast to her prescription. What is the mechanism of action of zafirlukast?
Inhibition of actions of LTB4
Inhibition of actions of LTC4, D4
Inhibition of formation of LTC4, D4
Inhibition of release of Leukotrines from mast cells
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