# Asthma: Phenotyping Exacerbations 2

> **NCT04293445** · — · UNKNOWN · sponsor: **University of Nottingham** · enrollment: 100 (estimated)

## Conditions studied

- ASTHMA

## Interventions

- **DIAGNOSTIC_TEST:** spirometry, FOT, Induced sputum, bloods, nasal brushes, nasal lavage, skin prick, throat swab

## Key facts

- **NCT ID:** NCT04293445
- **Lead sponsor:** University of Nottingham
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2019-11-22
- **Primary completion:** 2022-07
- **Final completion:** 2022-07
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2021-04-29

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04293445

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04293445, "Asthma: Phenotyping Exacerbations 2". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT04293445. Licensed CC0.

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