# The Effect of High Dose N-acetylcysteine on Airtrapping and Airway Resistance in Chronic Obstructive Pulmonary Disease (COPD) Patients

> **NCT01136239** · PHASE4 · COMPLETED · sponsor: **Kwong Wah Hospital** · enrollment: 133 (actual)

## Conditions studied

- COPD

## Interventions

- **DRUG:** N-acetycysteine (600mg twice daily)
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT01136239
- **Lead sponsor:** Kwong Wah Hospital
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2010-02
- **Primary completion:** 2012-02
- **Final completion:** 2012-02
- **Target enrollment:** 133 (ACTUAL)
- **Last updated:** 2015-04-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01136239

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01136239, "The Effect of High Dose N-acetylcysteine on Airtrapping and Airway Resistance in Chronic Obstructive Pulmonary Disease (COPD) Patients". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT01136239. Licensed CC0.

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