# Observational Study to Evaluate the Correctness of the Use of Inhaler Device in Patients With Asthma or Chronic Obstruct

> **NCT01426893** · — · COMPLETED · sponsor: **AstraZeneca** · enrollment: 310 (actual)

## Conditions studied

- Asthma,
- Chronic Obstructive Pulmonary Disease

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01426893
- **Lead sponsor:** AstraZeneca
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2011-10
- **Primary completion:** 2012-03
- **Final completion:** 2012-03
- **Target enrollment:** 310 (ACTUAL)
- **Last updated:** 2012-03-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01426893

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01426893, "Observational Study to Evaluate the Correctness of the Use of Inhaler Device in Patients With Asthma or Chronic Obstruct". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT01426893. Licensed CC0.

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