Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT02344355 · ClinicalTrials.gov registry record · Phase 2

A Phase 2 Trial of High-Dose Ascorbate in Glioblastoma Multiforme

A Phase 2 study of Glioblastoma Multiforme, sponsored by Bryan Allen.

Active
Registry status
Phase 2
Development phase
90
Enrollment target
1
Study location

NCT02344355: Active Phase 2 study of Glioblastoma Multiforme, sponsored by Bryan Allen.

NCT02344355 is a Phase 2 study of Glioblastoma Multiforme that is active but no longer recruiting, run by Bryan Allen. The registered enrollment target is 90 participants, roughly in line with the 96-participant average among 88 other Glioblastoma Multiforme trials with a reported enrollment target. The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT02344355, a Phase 2 study of Glioblastoma Multiforme, is active but no longer recruiting, sponsored by Bryan Allen.

ACTIVE NOT RECRUITING
Registry status
Phase 2
Development phase
90 participants
Enrollment target
1
Study location

Study Summary

This clinical trial evaluates adding high-dose ascorbate (vitamin C) to standard of care treatment of glioblastoma multiforme (a type of brain tumor) in adults. All subjects will receive high-dose ascorbate in addition to the standard treatment.

Primary Outcome

From radiation day 1 until date of death from any cause.

Conditions Studied

Interventions

  • DRUG Temozolomide
  • RADIATION radiation therapy
  • DRUG Ascorbic Acid

Study Locations (1)

Iowa

  • Holden Comprehensive Cancer Center - Iowa City

Trial Details

FieldValue
Enrollment Target 90 participants
Start Date 2017-03-13
Est. Completion 2028-12
Phase Phase 2
Bryan Allen

4 total trials

What the registry record for NCT02344355 still lists

NCT02344355 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 90 participants, a relatively small participant target, roughly in line with the 96-participant average among 88 other Glioblastoma Multiforme trials with a reported enrollment target.

The record links to 1 condition, with Glioblastoma Multiforme appearing as the primary indexed condition, and to 3 interventions - of which Temozolomide is the first listed.

NCT02344355 reports a single indexed study location in Iowa.

Frequently Asked Questions

What is clinical trial NCT02344355 about?

NCT02344355 is a clinical study titled "A Phase 2 Trial of High-Dose Ascorbate in Glioblastoma Multiforme". This clinical trial evaluates adding high-dose ascorbate (vitamin C) to standard of care treatment of glioblastoma multiforme (a type of brain tumor) in adults. All subjects will receive high-dose ascorbate in addition to the standard treatment.

What is the current status of trial NCT02344355?

This trial is currently active not recruiting. It is a Phase 2 study. The enrollment target is 90 participants. The study started on 2017-03-13. Estimated completion is 2028-12.

What conditions does trial NCT02344355 study?

This clinical trial studies the following conditions: Glioblastoma Multiforme.

What interventions are being tested in trial NCT02344355?

The interventions under investigation include: Temozolomide (DRUG), radiation therapy (RADIATION), Ascorbic Acid (DRUG).

Who is sponsoring clinical trial NCT02344355?

This trial is sponsored by Bryan Allen, which has 4 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT02344355 being conducted?

This trial has 1 study location across Iowa. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Glioblastoma Multiforme

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT02344355's enrollment target sits among peer trials

90 20th of 88 higher than 69 of 88 other Glioblastoma Multiforme trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Glioblastoma Multiforme trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT02521311 · 90 participants · Phase 2

    Assessment of Clemastine Fumarate as a Remyelinating Agent in Acute Optic Neuritis (ReCOVER)

  • NCT02939573 · 90 participants · Phase 2

    A Randomized Multicenter Study for Isolated Skin Vasculitis

  • NCT03128879 · 90 participants · Phase 2

    Venetoclax With Ibrutinib or Acalabrutinib in Pts. With High-risk CLL

  • NCT03184038 · 90 participants · NA

    Neurocognition in Patients With Multiple Brain Metastases Treated With Radiosurgery

Similar registry start date

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

  • NCT07125183 · started 2026-12 · Phase 2

    Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma

  • NCT07292298 · started 2026-11 · Phase 2

    Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates

  • NCT04263285 · started 2026-10 · NA

    Treatment of Depression Post-SCI

Source: ClinicalTrials.gov NCT02344355, the US trial registry maintained by the National Library of Medicine. NCT02344355 (small enrollment · single site footprint · active not recruiting) retrieved and formatted by PlainTrial, see methodology.