deltatrials
Unknown NA INTERVENTIONAL 2-arm NCT05323240

Health Effects of Repeated Exposure to Low Levels of Concentrated Ambient Particles in Healthy Young Volunteers

Repeated Exposure Study

Sponsor: U.S. EPA Human Studies Facility

Conditions Air Pollution
Updated 7 times since 2022 Last updated: Nov 27, 2023 Started: May 12, 2022 Primary completion: Jun 20, 2024 Completion: Dec 20, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A NA clinical study on Air Pollution, this trial is ongoing. The trial is conducted by U.S. EPA Human Studies Facility and has accumulated 7 data snapshots since 2022. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~May 2022 – ~Jun 2022 · 31 days · monthly snapshotRecruiting~Jun 2022 – ~Dec 2022 · 6 months · monthly snapshotRecruiting~Dec 2022 – ~Dec 2023 · 12 months · monthly snapshotRecruiting~Dec 2023 – ~Jul 2024 · 7 months · monthly snapshotRecruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotRecruiting~Sep 2024 – ~Jan 2026 · 16 months · monthly snapshotRecruiting~Jan 2026 – present · 7 months · monthly snapshotUnknown

Change History

7 versions recorded
  1. Jan 2026 — Present [monthly]

    Unknown NA

    Status: RecruitingUnknown

  2. Sep 2024 — Jan 2026 [monthly]

    Recruiting NA

  3. Jul 2024 — Sep 2024 [monthly]

    Recruiting NA

  4. Dec 2023 — Jul 2024 [monthly]

    Recruiting NA

  5. Dec 2022 — Dec 2023 [monthly]

    Recruiting NA

Show 2 earlier versions
  1. Jun 2022 — Dec 2022 [monthly]

    Recruiting NA

  2. May 2022 — Jun 2022 [monthly]

    Recruiting NA

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • U.S. EPA Human Studies Facility
Data source: U.S. EPA Human Studies Facility

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations