# Safety Study of Olopatadine Nasal Spray

> **NCT00578331** · PHASE3 · COMPLETED · sponsor: **Alcon Research** · enrollment: 890 (actual)

## Conditions studied

- Perennial Allergic Rhinitis

## Interventions

- **DRUG:** Olopatadine 0.6% nasal spray
- **DRUG:** Placebo Nasal Spray

## Key facts

- **NCT ID:** NCT00578331
- **Lead sponsor:** Alcon Research
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-12
- **Primary completion:** 2008-01
- **Final completion:** 2008-01
- **Target enrollment:** 890 (ACTUAL)
- **Last updated:** 2017-10-31


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00578331

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00578331, "Safety Study of Olopatadine Nasal Spray". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00578331. Licensed CC0.

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