Word: airways
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Dates: during 1990-1999
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Most controversial of all is the suggestion that physicians themselves have exacerbated the epidemic. Over the years, doctors have come to rely on powerful adrenaline-like substances called beta-agonists to treat asthma. When inhaled, these drugs open airway blockages in the lungs. But in the past 18 months a couple of studies have indicated that beta-agonists may be overprescribed. They are still the drug of choice during an acute attack, but many specialists now contend that if patients need to use beta-agonists four or more times a day, their treatment should be changed because their underlying condition...