# Efficacy of Levocetirizine and Cetirizine in Reducing Symptoms of Seasonal Allergic Rhinitis in Ragweed Sensitive Subjects

> **NCT00544388** · PHASE3 · COMPLETED · sponsor: **UCB Pharma** · enrollment: 570 (actual)

## Conditions studied

- Rhinitis, Allergic, Seasonal

## Interventions

- **DRUG:** levocetirizine dihydrochloride

## Key facts

- **NCT ID:** NCT00544388
- **Lead sponsor:** UCB Pharma
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2004-04
- **Primary completion:** 2004-07
- **Final completion:** 2004-07
- **Target enrollment:** 570 (ACTUAL)
- **Last updated:** 2013-12-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00544388

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00544388, "Efficacy of Levocetirizine and Cetirizine in Reducing Symptoms of Seasonal Allergic Rhinitis in Ragweed Sensitive Subjects". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT00544388. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*