# Cellulose Powder Against Grass Pollen Allergic Rhinitis

> **NCT03039816** · PHASE2,PHASE3 · COMPLETED · sponsor: **Nasaleze International Ltd** · enrollment: 108 (actual)

## Conditions studied

- Allergic Rhinitis

## Interventions

- **DEVICE:** Nasaleze
- **DEVICE:** Placebo

## Key facts

- **NCT ID:** NCT03039816
- **Lead sponsor:** Nasaleze International Ltd
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2,PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2013-05
- **Primary completion:** 2013-06
- **Final completion:** 2013-11
- **Target enrollment:** 108 (ACTUAL)
- **Last updated:** 2017-02-01

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03039816

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03039816, "Cellulose Powder Against Grass Pollen Allergic Rhinitis". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT03039816. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*