# Pulmonary and Inflammatory Responses Following Exposure to a Low Concentration of Ozone or Clean Air at Rest

> **NCT06943989** · NA · ENROLLING_BY_INVITATION · sponsor: **Environmental Protection Agency (EPA)** · enrollment: 40 (estimated)

## Conditions studied

- Lung Inflammation
- Experimental Lung Inflammation

## Interventions

- **OTHER:** Ozone Exposure
- **OTHER:** Clean air (0.0 ppm ozone)

## Key facts

- **NCT ID:** NCT06943989
- **Lead sponsor:** Environmental Protection Agency (EPA)
- **Sponsor class:** FED
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ENROLLING_BY_INVITATION
- **Start date:** 2024-11-05
- **Primary completion:** 2025-12
- **Final completion:** 2026-12
- **Target enrollment:** 40 (ESTIMATED)
- **Last updated:** 2025-04-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06943989

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06943989, "Pulmonary and Inflammatory Responses Following Exposure to a Low Concentration of Ozone or Clean Air at Rest". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT06943989. Licensed CC0.

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