deltatrials
Completed OBSERVATIONAL NCT04360226

Assessing the Utility of Peak Inspiratory Flow as a Predictor for COPD Exacerbations

Sponsor: Boehringer Ingelheim

Interventions Non-interventional
Updated 11 times since 2020 Last updated: Apr 9, 2024 Started: Dec 14, 2020 Primary completion: Aug 1, 2023 Completion: Jan 25, 2024
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04360226, this observational or N/A phase trial focuses on Chronic Obstructive Pulmonary Disease and remains completed. Sponsored by Boehringer Ingelheim, it has been updated 11 times since 2020, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~May 2020 – ~Nov 2020 · 6 months · monthly snapshotNot Yet Recruiting~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshotNot Yet Recruiting~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshotNot Yet Recruiting~Feb 2021 – ~Nov 2021 · 9 months · monthly snapshotRecruiting~Nov 2021 – ~Jan 2022 · 2 months · monthly snapshotRecruiting~Jan 2022 – ~Sep 2022 · 8 months · monthly snapshotRecruiting~Sep 2022 – ~May 2024 · 20 months · monthly snapshotActive Not Recruiting~May 2024 – ~Jul 2024 · 2 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

11 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed

  2. Sep 2024 — Sep 2025 [monthly]

    Completed

  3. Jul 2024 — Sep 2024 [monthly]

    Completed

  4. May 2024 — Jul 2024 [monthly]

    Completed

    Status: Active Not RecruitingCompleted

  5. Sep 2022 — May 2024 [monthly]

    Active Not Recruiting

    Status: RecruitingActive Not Recruiting

Show 6 earlier versions
  1. Jan 2022 — Sep 2022 [monthly]

    Recruiting

  2. Nov 2021 — Jan 2022 [monthly]

    Recruiting

  3. Feb 2021 — Nov 2021 [monthly]

    Recruiting

    Status: Not Yet RecruitingRecruiting

  4. Jan 2021 — Feb 2021 [monthly]

    Not Yet Recruiting

  5. Nov 2020 — Jan 2021 [monthly]

    Not Yet Recruiting

  6. May 2020 — Nov 2020 [monthly]

    Not Yet Recruiting

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Boehringer Ingelheim
  • Respiratory Effectiveness Group
Data source: Respiratory Effectiveness Group

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