Conditions: Seasonal Allergic Rhinitis
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 907
Healthy volunteers: no

Brief summary:
This study will evaluate the ability of oral montelukast/loratadine to improve the signs and symptoms of seasonal allergic rhinitis compared with loratadine alone, montelukast alone and placebo.

Detailed description:

Arms:
arm 1: montelukast/loratadine arm 2: loratadine arm 3: montelukast arm 4: placebo

Interventions: intervention 1: Comparator: montelukast/loratadine intervention 2: Comparator: montelukast intervention 3: Comparator: loratadine intervention 4: Comparator: placebo
Intervention descriptions: intervention 1: montelukast 10 mg/loratadine 10 mg tablet taken once daily at bed time for 2 weeks intervention 2: montelukast 10 mg tablet taken once daily at bed time for 2 weeks intervention 3: loratadine 10 mg tablet taken once daily at bed time for 2 weeks intervention 4: placebo tablet taken once daily at bed time for 2 weeks

Protocol document: