How does cromolyn sodium work?
a. Produces antiinflammatory enzymes within cells.
b. Inhibits degranulation of mast cells.
c. Prevents arachidonic acid formation from activation of mast cell membrane phos-pholipase A2.
d. Provides leukotriene inhibition.
ANS: B
Cromolyn sodium acts by inhibiting the degranulation of mast cells in response to allergic and nonallergic stimuli.
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