# Safety and Repeatability of Bronchial Challenge With Grass-pollen

> **NCT00507039** · — · COMPLETED · sponsor: **Johann Wolfgang Goethe University Hospital** · enrollment: 47 (actual)

## Conditions studied

- Allergic Asthma

## Interventions

- **PROCEDURE:** inhalative grass-pollen provocation

## Key facts

- **NCT ID:** NCT00507039
- **Lead sponsor:** Johann Wolfgang Goethe University Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2007-02
- **Primary completion:** 2008-09
- **Final completion:** 2009-12
- **Target enrollment:** 47 (ACTUAL)
- **Last updated:** 2011-10-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00507039

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00507039, "Safety and Repeatability of Bronchial Challenge With Grass-pollen". Retrieved via AI Analytics 2026-09-07 from https://api.ai-analytics.org/clinical/NCT00507039. Licensed CC0.

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