The effect of montelukast on rhinitis symptoms in patients with asthma and seasonal allergic rhinitis

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Abstract
SUMMARYObjective: The objective of this study was to evaluate montelukast 10 mg daily as treatment for allergic rhinitis in patients with symptomatic allergic rhinitis and active asthma during the allergy season.Methods: This was a multicenter study of 831 patients (ages 15 years–85 years) with seasonal allergen sensitivity, active symptoms of seasonal allergic rhinitis, and active asthma. Following a single-blind, placebo run-in period of 3 days–5 days, patients were randomized to oral montelukast 10 mg (n = 415) or placebo (n = 416) daily during the 2-week, double-blind, active-treatment period.Main outcome measures: The primary endpoint was Daily Rhinitis Symptoms score, average of Daytime Nasal Symptoms and Nighttime Symptoms, as self-rated by patients on a 0–3 scale on daily diaries.Results: Montelukast reduced the Daily Rhinitis Symptoms score: difference between montelukast and placebo in mean change from baseline was –0.12 [95% CI –0.18, –0.06; p ≤ 0.001]. Similar improvements were seen in Daytime...

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