deltatrials
Completed PHASE4 INTERVENTIONAL 1-arm NCT05843669

A Study to Explore if Long-term Use of Mucinex Can Help With Symptoms in Patients With Stable Chronic Bronchitis. (AHR CB)

An Open-label, Multicenter, Single-group Study to Evaluate the Effects of Long-term Use of Mucinex® in Patients With Stable Chronic Bronchitis.

Sponsor: American Health Research

Interventions Guafenesin tablets
Updated 8 times since 2023 Last updated: Nov 18, 2025 Started: Jul 17, 2023 Primary completion: Sep 30, 2024 Completion: Nov 13, 2024
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT05843669, this PHASE4 trial focuses on Chronic Bronchitis and remains completed. Sponsored by American Health Research, it has been updated 8 times since 2023, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Jun 2023 – ~Aug 2023 · 2 months · monthly snapshot~Aug 2023 – ~Jul 2024 · 11 months · monthly snapshotRecruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Mar 2025 · 6 months · monthly snapshotRecruiting~Mar 2025 – ~Jun 2025 · 3 months · monthly snapshotCompleted~Jun 2025 – ~Sep 2025 · 3 months · monthly snapshotCompleted~Sep 2025 – ~Dec 2025 · 3 months · monthly snapshotCompleted~Dec 2025 – present · 7 months · monthly snapshotCompleted

Change History

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

    Completed PHASE4

  2. Sep 2025 — Dec 2025 [monthly]

    Completed PHASE4

  3. Jun 2025 — Sep 2025 [monthly]

    Completed PHASE4

  4. Mar 2025 — Jun 2025 [monthly]

    Completed PHASE4

    Status: RecruitingCompleted

  5. Sep 2024 — Mar 2025 [monthly]

    Recruiting PHASE4

Show 3 earlier versions
  1. Jul 2024 — Sep 2024 [monthly]

    Recruiting PHASE4

  2. Aug 2023 — Jul 2024 [monthly]

    Recruiting PHASE4

    Status: Not Yet RecruitingRecruiting

  3. Jun 2023 — Aug 2023 [monthly]

    Not Yet Recruiting PHASE4

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • American Health Research
  • Vitaccess Ltd
Data source: American Health Research

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