deltatrials
Terminated PHASE4 INTERVENTIONAL 3-arm NCT04764825

Methadone for Spinal Fusion Surgery. (METASPINE)

Intraoperative Methadone for Postoperative Pain Management in Spinal Fusion Surgery: a Prospective, Double-blind, Randomised Controlled Trial

Sponsor: Aarhus University Hospital

Updated 6 times since 2021 Last updated: Nov 21, 2024 Started: Feb 26, 2021 Primary completion: Mar 19, 2024 Completion: Jul 1, 2024
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

Due to extremely slow inclusion rates.

This PHASE4 trial investigates Back Pain and Degenerative Spondylolisthesis and is currently terminated or withdrawn. Aarhus University Hospital leads this study, which shows 6 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 – ~May 2021 · 2 months · monthly snapshot~May 2021 – ~May 2023 · 24 months · monthly snapshotRecruiting~May 2023 – ~Jul 2024 · 14 months · monthly snapshotRecruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Dec 2024 · 3 months · monthly snapshot~Dec 2024 – present · 21 months · monthly snapshotTerminated

Change History

6 versions recorded
  1. Dec 2024 — Present [monthly]

    Terminated PHASE4

    Status: RecruitingTerminated

  2. Sep 2024 — Dec 2024 [monthly]

    Recruiting PHASE4

  3. Jul 2024 — Sep 2024 [monthly]

    Recruiting PHASE4

  4. May 2023 — Jul 2024 [monthly]

    Recruiting PHASE4

  5. May 2021 — May 2023 [monthly]

    Recruiting PHASE4

Show 1 earlier version
  1. Mar 2021 — May 2021 [monthly]

    Recruiting PHASE4

    First recorded

Feb 2021

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Aarhus University Hospital
  • University of Aarhus
Data source: University of Aarhus

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

Study Locations