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Double-blind, 3 Parallel Randomized Groups, Therapeutic Confirmatory. Clinical Trial to Compare the Efficacy of Levocetirizine 5 mg and Montelukast 10 mg to Placebo in Reducing SAR Symptoms in Ragweed Sensitive Subjects in an EEC.

ClinicalTrials.gov · COMPLETED, 2006

403 participants

Abstract

To compare the clinical efficacy of levocetirizine 5 mg and montelukast 10 mg, administered once daily during two consecutive days, on symptoms of seasonal allergic rhinitis occurring in subjects exposed to ragweed pollen in an environmental exposure unit.

Conditions: Rhinitis, Allergic, Seasonal.

Primary outcome: Compare efficacy of Levocetirizine 5 mg to montelukast 10 mg as measured by the mean change from baseline of major symptoms related to SAR in ragweed sensitive subjects..

Enrollment: 403 participants.

How strong is the evidence?

Evidence Hub reads this as a randomized trial, done in people. Its evidence level is 2 of 5 (High · randomized trial). Randomized trials of a reasonable size are the strongest single-study design. Reported size: 403 participants or records.

How the five levels of evidence work. The level is assigned automatically from the abstract and can be wrong, so check the paper.

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