A Study to Evaluate the Safety and Effectiveness of a Nasal Spray to Treat Seasonal Allergies
Public ClinicalTrials.gov record NCT00824473. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Randomized, Double-Blind, Placebo-Controlled Trial of the Safety and Efficacy of MP03-36 in Subjects With Seasonal Allergic Rhinitis
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to determine if one allergy medication (0.15% azelastine hydrochloride) is more effective than Placebo alone
Study identification
- NCT ID
- NCT00824473
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 506 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 12 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Nov 30, 2008
- Primary completion
- Jan 31, 2009
- Completion
- Jan 31, 2009
- Last update posted
- Feb 22, 2010
2008 – 2009
United States locations
- U.S. sites
- 7
- U.S. states
- 1
- U.S. cities
- 4
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Allergy and Asthma Associates | Austin | Texas | 78731 | — |
| Allergy and Asthma Center of Austin | Austin | Texas | 78759 | — |
| Central Texas Health Research | New Braunfels | Texas | 78130 | — |
| Southwest Allergy and Asthma Center, P.A. | San Antonio | Texas | 78229 | — |
| Sylvana Research Associates | San Antonio | Texas | 78229 | — |
| Allergy, Asthma Research Center | San Antonio | Texas | 78258 | — |
| Allergy and Asthma Center | Waco | Texas | 76712 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00824473, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Feb 22, 2010 · Synced Sep 4, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00824473 live on ClinicalTrials.gov.