Completed PHASE2 INTERVENTIONAL 1-arm NCT00003590

S9811 Hydroxyurea in Treating Patients With Unresectable Benign Meningioma

Phase II Study of Hydroxyurea for Unresectable Meningioma

Sponsor: Eastern Cooperative Oncology Group

Interventions hydroxyurea

Updated 9 times since 2017 Last updated: Apr 20, 2016 Started: Nov 30, 1998 Primary completion: Dec 31, 2008 Completion: Jul 31, 2011

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT00003590, this PHASE2 trial focuses on Adult Meningioma and remains completed. Sponsored by Eastern Cooperative Oncology Group, it has been updated 9 times since 1998, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

9 versions recorded

Sep 2025 — Present [monthly]

Completed PHASE2
Sep 2024 — Sep 2025 [monthly]

Completed PHASE2
Jul 2024 — Sep 2024 [monthly]

Completed PHASE2
May 2023 — Jul 2024 [monthly]

Completed PHASE2
Dec 2021 — May 2023 [monthly]

Completed PHASE2

▶ Show 4 earlier versions

Jan 2021 — Dec 2021 [monthly]

Completed PHASE2
Jun 2018 — Jan 2021 [monthly]

Completed PHASE2
Feb 2017 — Jun 2018 [monthly]

Completed PHASE2
Jan 2017 — Feb 2017 [monthly]

Completed PHASE2

First recorded

Nov 1998

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Eastern Cooperative Oncology Group
National Cancer Institute (NCI)
SWOG Cancer Research Network

Data source: SWOG Cancer Research Network

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

Study Locations

Aberdeen, United States , American Fork, United States , Anderson, United States , Annapolis, United States , Auburn, United States , Aurora, United States , Baltimore, United States , Baton Rouge, United States , Billings, United States , Bloomington, United States and 88 more locations