deltatrials
Completed NA INTERVENTIONAL 2-arm NCT04057469

Tulobuterol Patch in Pediatric Patients Undergoing Tonsillectomy

Effect of Tulobuterol Patch Versus Placebo on the Occurrence of Respiratory Adverse Events in Children Undergoing Tonsillectomies

Sponsor: Chung-Ang University Hosptial, Chung-Ang University College of Medicine

Updated 11 times since 2019 Last updated: Dec 29, 2021 Started: Dec 20, 2019 Primary completion: Sep 30, 2021 Completion: Sep 30, 2021
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04057469, this NA trial focuses on Tonsillar Hypertrophy and remains completed. Sponsored by Chung-Ang University Hosptial, Chung-Ang University College of Medicine, it has been updated 11 times since 2019, reflecting substantial change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Sep 2019 – ~Oct 2019 · 30 days · monthly snapshotNot Yet Recruiting~Oct 2019 – ~Jan 2020 · 3 months · monthly snapshotNot Yet Recruiting~Jan 2020 – ~May 2020 · 4 months · monthly snapshotNot Yet Recruiting~May 2020 – ~Jan 2021 · 8 months · monthly snapshotRecruiting~Jan 2021 – ~Dec 2021 · 11 months · monthly snapshotRecruiting~Dec 2021 – ~Jan 2022 · 31 days · monthly snapshotCompleted~Jan 2022 – ~Feb 2022 · 31 days · monthly snapshotCompleted~Feb 2022 – ~Jul 2024 · 29 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 NA

  2. Sep 2024 — Sep 2025 [monthly]

    Completed NA

  3. Jul 2024 — Sep 2024 [monthly]

    Completed NA

  4. Feb 2022 — Jul 2024 [monthly]

    Completed NA

  5. Jan 2022 — Feb 2022 [monthly]

    Completed NA

Show 6 earlier versions
  1. Dec 2021 — Jan 2022 [monthly]

    Completed NA

    Status: RecruitingCompleted

  2. Jan 2021 — Dec 2021 [monthly]

    Recruiting NA

  3. May 2020 — Jan 2021 [monthly]

    Recruiting NA

    Status: Not Yet RecruitingRecruiting

  4. Jan 2020 — May 2020 [monthly]

    Not Yet Recruiting NA

  5. Oct 2019 — Jan 2020 [monthly]

    Not Yet Recruiting NA

  6. Sep 2019 — Oct 2019 [monthly]

    Not Yet Recruiting NA

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Chung-Ang University Hosptial, Chung-Ang University College of Medicine
  • Samsung Medical Center
  • Seoul National University Hospital
  • Severance Hospital
Data source: Seoul National University Hospital

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

Study Locations