# The Effect of a Cold Air Eucapnic Hyperventilation Test on Lower Respiratory Airways in Healthy Volunteers and Patients With Asthma

> **NCT07220928** · NA · COMPLETED · sponsor: **KU Leuven** · enrollment: 60 (actual)

## Conditions studied

- Asthma (Diagnosis)

## Interventions

- **DEVICE:** Cold air challenge

## Key facts

- **NCT ID:** NCT07220928
- **Lead sponsor:** KU Leuven
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2023-08-04
- **Primary completion:** 2024-11-27
- **Final completion:** 2024-11-27
- **Target enrollment:** 60 (ACTUAL)
- **Last updated:** 2025-10-24

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07220928

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07220928, "The Effect of a Cold Air Eucapnic Hyperventilation Test on Lower Respiratory Airways in Healthy Volunteers and Patients With Asthma". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT07220928. Licensed CC0.

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