# A Study to Evaluate the Safety and Effectiveness of a Nasal Spray to Treat Seasonal Allergies

> **NCT00824473** · PHASE3 · COMPLETED · sponsor: **Meda Pharmaceuticals** · enrollment: 506 (actual)

## Conditions studied

- Seasonal Allergic Rhinitis

## Interventions

- **DRUG:** Placebo
- **DRUG:** 0.15% azelastine hydrochloride

## Key facts

- **NCT ID:** NCT00824473
- **Lead sponsor:** Meda Pharmaceuticals
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2008-12
- **Primary completion:** 2009-02
- **Final completion:** 2009-02
- **Target enrollment:** 506 (ACTUAL)
- **Last updated:** 2010-02-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00824473

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00824473, "A Study to Evaluate the Safety and Effectiveness of a Nasal Spray to Treat Seasonal Allergies". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT00824473. Licensed CC0.

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