['asthma']
['dexamethasone', 'placebo']

        Inclusion Criteria:

          -  History of asthma defined as at least two (2) prior episodes of respiratory illness
             characterized by wheezing treated with inhaled beta agonists

        Exclusion Criteria:

          -  pregnancy

          -  severe chronic cardiac, respiratory, neurological or neuromuscular disease

          -  complete resolution of symptoms after one treatment of beta agonists

          -  severe asthma symptoms as defined by a Pulmonary Index Score of 12 or greater
      