- Conditions
- Chronic Rhinosinusitis (CRS) With and Without Nasal Polyps
- Interventions
- Not listed
- Lead sponsor
- The European Forum for Research and Education in Allergy and Airway Diseases
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 1,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 5
- States / cities
- Santa Monica, California • Chicago, Illinois • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2025 · Synced May 22, 2026, 1:34 AM EDT