Conditions: Seasonal Allergic Rhinitis
Keywords: levocetirizine Xyzal Seasonal Allergic Rhinitis total symptom score quality of life
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 596
Healthy volunteers: no

Brief summary:
The study objective is to investigate the efficacy of levocetirizine in reducing symptoms associated with seasonal allergic rhinitis and in improving rhinitis-related Quality of Life

Detailed description:

Arms:
arm 1: Matched placebo tablets once daily arm 2: 5 mg levocetirizine dihydrochloride tablet

Interventions: intervention 1: levocetirizine dihydrochloride intervention 2: placebo
Intervention descriptions: intervention 1: 5mg daily (oral tablet) for 14 days intervention 2: 0mg (matching oral tablet)for 14 days

Protocol document: