# Is Levocetirizine Less Sedating Than Cetirizine?

> **NCT00826943** · PHASE4 · COMPLETED · sponsor: **Vanderbilt University** · enrollment: 30 (actual)

## Conditions studied

- Allergic Rhinitis

## Interventions

- **DRUG:** Cetirizine
- **DRUG:** Levocetirizine
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT00826943
- **Lead sponsor:** Vanderbilt University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2009-01
- **Primary completion:** 2009-05
- **Final completion:** 2009-05
- **Target enrollment:** 30 (ACTUAL)
- **Last updated:** 2014-02-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00826943

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00826943, "Is Levocetirizine Less Sedating Than Cetirizine?". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT00826943. Licensed CC0.

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