An elderly man with COPD is being managed with several drugs, one of which is inhaled ipratropium. Which of the following is the main mechanism that accounts for the beneficial effects of this drug?
Anonymous Quiz
Blocks of an endogenous bronchoconstrictor mediator
Inhibits CAMP breakdown via phosphodiesterase inhibition
Prevents antigen-antibody reactions that lead to mast cell mediator release
Stimulates ventilatory rates (CNS effect in brain's medulla
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