# Air Purifier Use and Respiratory Health in COPD Patients

> **NCT07505602** · NA · NOT_YET_RECRUITING · sponsor: **Fudan University** · enrollment: 120 (estimated)

## Conditions studied

- Respiratory Health

## Interventions

- **BEHAVIORAL:** Using air purifiers with high-efficiency particulate air (HEPA) and carbon filters
- **BEHAVIORAL:** Using air purifiers with non-functional filtration system

## Key facts

- **NCT ID:** NCT07505602
- **Lead sponsor:** Fudan University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-04
- **Primary completion:** 2027-12
- **Final completion:** 2027-12
- **Target enrollment:** 120 (ESTIMATED)
- **Last updated:** 2026-04-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07505602

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07505602, "Air Purifier Use and Respiratory Health in COPD Patients". Retrieved via AI Analytics 2026-06-16 from https://api.ai-analytics.org/clinical/NCT07505602. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*