- Subjects with a history of life-threatening asthma, severe respiratory impairment, history of abnormal growth, concurrent disease or condition which may substantially affect growth, previous requirement for daily or alternate day oral corticosteroids (OCS) treatment for ³60 days within the 2 years of Visit 3 and/or any use of OCS within 30 days prior to Visit 1 or during the run-in period, previous treatment with moderate or high doses of inhaled corticosteroid during the 30 days prior to Visit 1