Long-Acting Bronchodilator Approved long-acting inhaled bronchodilator from Glaxo, Research Triangle Park, N.C., has been approved by the Food and Drug Administration for treating asthma. The bronchodilator is said to be the first that is effective for up to 12 hours, enabling it to ease nocturnal symptoms in asthma patients. Patients take two doses a day (each dose equals two actuations or puffs),

Long-Acting Bronchodilator Approved

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