Chronic Asthma Study in 2- to 5-Year-Old Patients (MK0476-072 )

A Multicenter, Double-Blind, Randomized, Parallel-Group Chronic Asthma Study Comparing Montelukast With Placebo in 2- to 5-Year-Old Patients

A study in 2-5 year old children to evaluate the safety and tolerability of montelukast and placebo administered once daily at bed time.

Inclusion Criteria:

• Patient has history of physician diagnosed asthma
• Patient is in otherwise good stable health
• Patient is able to chew a tablet

Exclusion Criteria:

• Patient is hospitalized
• Patient and/or parent of guardian intends to move or vacation away from home during the course of the study
• Patient had any major surgical procedure within 4 weeks before the study
• Patient had active sinus disease within 3 weeks before the study
• Patient had required intubation for asthma in the past
• Patient required a visit to the emergency room due to an asthma exacerbation, or has been hospitalized for asthma with in 1 month prior to the study
• Patient had used inhaled, nebulized, intramuscular, or intravenous steroids with in 1 month before study