- Conditions
- Asthma, Allergic
- Interventions
- Ozone, FA
- Other
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 18 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2027
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 25–31
of 31
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Respiratory Depression
- Interventions
- Ozone, Nitrogen dioxide
- Other
- Lead sponsor
- Environmental Protection Agency (EPA)
- Federal
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 54 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Environmental Exposure, Nasal Inflammation
- Interventions
- Ozone, Filtered Air, Health and Exposure Tracker (HET)
- Other · Device
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Air Pollution
- Interventions
- Clean Air, Ozone
- Other
- Lead sponsor
- Rutgers, The State University of New Jersey
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 135 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2022
- U.S. locations
- 1
- States / cities
- Piscataway, New Jersey
- Conditions
- Exposure to Environmental Pollution, Non-occupational
- Interventions
- Clean Air, Ozone
- Other
- Lead sponsor
- Environmental Protection Agency (EPA)
- Federal
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2015
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Exposure to Pollution, Inhalation of Ozone
- Interventions
- Ozone exposure, Diesel exhaust, Ozone18, Clean Air
- Other
- Lead sponsor
- Environmental Protection Agency (EPA)
- Federal
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2015
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Healthy
- Interventions
- Ozone, Filtered Air
- Drug · Other
- Lead sponsor
- Robert Tighe, MD
- Other
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 35 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2023
- U.S. locations
- 1
- States / cities
- Durham, North Carolina