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Randomised controlled trial
Similar rates of relapse and time to return to normal activity with 2 or 5 days of systemic corticosteroids after asthma exacerbation but study confirmation of equivalence would require further study
  1. Brian H Rowe
  1. Emergency Medicine, University of Alberta, Edmonton, Canada
  1. Correspondence to Brian H Rowe
    Emergency Medicine, University of Alberta, 1G1.43 WMC, 8440-112 Street NW, Edmonton, AB T6G 2B7, Canada; Brian.Rowe{at}

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Asthma is common and flare-ups associated with exposure to a variety of triggers may result in emergency department (ED) visits, school and work absenteeism, hospitalisations and significant healthcare costs. The majority of adult patients presenting with acute asthma are discharged home following management in the ED. Many national and international guidelines have been developed on this topic.1 In the outpatient setting, care is focused on the use of systemic (SC) and inhaled corticosteroid (ICS) agents to regain asthma control. While prednisone is the most common SC used, there has been an interest in reducing the duration of treatment using agents with longer half life such as …

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  • Competing interests BHR has received research funding from GSK and MedImmune Inc in the past 2 years. BHR is supported by a Tier I Canada Research Chair in Evidence Based Emergency Medicine from the Canadian Institutes of Health Research (Ottawa, ON).