deltatrials
Completed PHASE2 INTERVENTIONAL NCT00212316

Safety and Tolerability Study of Phenylbutyrate in Huntington's Disease (PHEND-HD)

Phenylbutyrate Development for Huntington's Disease (PHEND-HD): A Multi-Center, Double-Blind, Placebo-Controlled Study With Open-Label Follow-Up to Determine the Safety and Tolerability of Phenylbutyrate in Subjects With Huntington's Disease

Sponsor: Columbia University

Updated 5 times since 2017 Last updated: Aug 14, 2012 Started: Aug 31, 2005 Completion: Jun 30, 2006
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE2 trial investigates Huntington's Disease and is currently completed. Columbia University leads this study, which shows 5 recorded versions since 2005 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jan 2017 – ~Jun 2018 · 17 months · monthly snapshotCompleted~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotCompleted~Jan 2021 – ~Jul 2024 · 42 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – present · 22 months · monthly snapshotCompleted

Change History

5 versions recorded
  1. Sep 2024 — Present [monthly]

    Completed PHASE2

  2. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE2

  3. Jan 2021 — Jul 2024 [monthly]

    Completed PHASE2

  4. Jun 2018 — Jan 2021 [monthly]

    Completed PHASE2

  5. Jan 2017 — Jun 2018 [monthly]

    Completed PHASE2

    First recorded

Aug 2005

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Columbia University
  • HP Therapeutics Foundation
  • Johns Hopkins University
  • Massachusetts General Hospital
  • University of Alabama at Birmingham
  • University of California, San Diego
  • University of Iowa
  • University of Kansas
  • University of Rochester
Data source: University of Rochester

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