Long acting beta 2 agonists use in COPD - ANSWER✅✅✅preferred over SABA use in COPD
methylxanthine mechanism of action - ANSWER✅✅✅Bronchodilation by inhibiting
phosphodiesterase which and antagonizes receptor-mediated actions of adenosine. These combined
actions result in cerebral cortical stimulation, seizures, myocardial contraction, smooth muscle
relaxation, and diuresis
Considered as weak bronchodilators
methylxanthines - ANSWER✅✅✅indicated for chronic stable asthma
come from naturally occuring substances such as caffine, theophylline, coffee, tea, chocolate, energy
rinks, tobacco and marijuana. Excessive use of these cause a risk for toxicity with methylxanthines.
mild asthma - ANSWER✅✅✅more than 2 days a week
less than daily
3-4 times a month at night
NR565 week 6
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