deltatrials
Completed OBSERVATIONAL NCT04758351

Prospective Study on the Evaluation, Patient Reported Outcomes and Effectiveness of Treatment for Chronic Cough (PROCOUGH)

Prospective Study on the Evaluation, Patient Reported Outcomes and Effectiveness of Treatment for Chronic Cough in Secondary Care

Sponsor: McMaster University

Conditions Chronic Cough
Updated 8 times since 2021 Last updated: May 5, 2025 Started: Dec 14, 2021 Primary completion: Apr 30, 2025 Completion: Apr 30, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This observational or N/A phase trial investigates Chronic Cough and is currently completed. McMaster University leads this study, which shows 8 recorded versions since 2021 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Mar 2021 – ~Sep 2021 · 6 months · monthly snapshotNot Yet Recruiting~Sep 2021 – ~Dec 2021 · 3 months · monthly snapshotNot Yet Recruiting~Dec 2021 – ~Apr 2023 · 16 months · monthly snapshotNot Yet Recruiting~Apr 2023 – ~Jul 2024 · 15 months · monthly snapshotRecruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotRecruiting~Sep 2024 – ~Oct 2024 · 30 days · monthly snapshotRecruiting~Oct 2024 – ~Jun 2025 · 8 months · monthly snapshotRecruiting~Jun 2025 – present · 13 months · monthly snapshotCompleted

Change History

8 versions recorded
  1. Jun 2025 — Present [monthly]

    Completed

    Status: RecruitingCompleted

  2. Oct 2024 — Jun 2025 [monthly]

    Recruiting

  3. Sep 2024 — Oct 2024 [monthly]

    Recruiting

  4. Jul 2024 — Sep 2024 [monthly]

    Recruiting

  5. Apr 2023 — Jul 2024 [monthly]

    Recruiting

    Status: Not Yet RecruitingRecruiting

Show 3 earlier versions
  1. Dec 2021 — Apr 2023 [monthly]

    Not Yet Recruiting

  2. Sep 2021 — Dec 2021 [monthly]

    Not Yet Recruiting

  3. Mar 2021 — Sep 2021 [monthly]

    Not Yet Recruiting

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • McMaster University
  • Merck Canada Inc.
  • University of British Columbia
  • University of Manchester
Data source: McMaster University

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

Study Locations