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Recurrent Glioblastoma MultiformePhase 2NCT00597493

Ph. 2 Sorafenib + Protracted Temozolomide in Recurrent GBM

A Phase 2 study testing Sorafenib and Temozolomide in people with Recurrent Glioblastoma Multiforme, run by Duke University at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

PURPOSE AND OBJECTIVES: Primary Objective To evaluate the activity of Sorafenib plus protracted, daily temozolomide in patients with recurrent glioblastoma multiforme (GBM) as measured by 6-month PFS. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Recurrent Glioblastoma Multiforme
What is being tested?
Sorafenib and Temozolomide
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
32 participants
Where
1 siteUnited States
Study dates
Sep 2007to Dec 2010
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients must have histologically confirmed diagnosis of recurrent/progressive GBM. Recurrence will be distinguished from "pseudoprogression" following XRT/Temodar as outlined in inclusion criteria 4.6 (below). Pts with recurrent disease whose diagnostic pathology confirmed glioblastoma multiforme will not need re-biopsy. Pts with prior low-grade glioma or WHO grade III malignant glioma are eligible if histologic assessment demonstrates transformation to GBM.
  • Age > 18 years.
  • Pts must be presenting in 1st, 2nd or 3rd relapse. Prior therapy must have included external beam radiotherapy.
  • Adequate bone marrow, liver and renal function as assessed by following:
  • Hemoglobin > 9.0 g/dl
  • Absolute neutrophil ct (ANC) > 1,500/mm3
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  • Platelet ct > 100,000/mm3
  • Total bilirubin < 1.5 x ULN
  • ALT \& AST < 2.5 x ULN ( < 5 x ULN for pts with liver involvement)
  • INR < 1.5 or PT/PTT within normal limits (unless on therapeutic anti-coagulation). Pts receiving anti-coagulation treatment with agent such as warfarin or heparin may be allowed to participate. For pts on warfarin, INR should be measured prior to initiation of sorafenib and monitored at least weekly, or as defined by local standard of care, until INR is stable.
  • Creatinine < 1.5 x ULN
  • An interval of at least 2 weeks between prior surgical resection (1 week for biopsy)\& initiation of study regimen;
  • An interval of at least 12 weeks from completion of standard, daily XRT, unless 1 of the following occurs: 1) new area of enhancement on MRI imaging that is outside XRT field; 2) biopsy proven recurrent tumor; 3) radiographic evidence of progressive tumor on 2 consecutive scans at least 4 weeks apart.
  • An interval of at least 4 weeks from prior chemotherapy (except nitrosoureas which require 6 weeks) unless there is unequivocal evidence of tumor progression and pts has recovered from all anticipated toxicities from prior therapy.
  • Karnofsky performance score > 60%.
  • Ability to understand and willingness to sign written informed consent. A signed informed consent must be obtained prior to any study specific procedures.
  • If sexually active, patients will take contraceptive measures (barrier method of birth control) for duration of treatments and for 3 months following discontinuation of sorafenib \& temozolomide.
  • Pts who have had prior bevacizumab are eligible however interval of at least 6 weeks must have elapsed since their last dose.

Who cannot join

  • Prior treatment with sorafenib.
  • Significant cardiac disease including any of following: a) congestive heart failure > class II NYHA; b) unstable angina (anginal symptoms at rest); c) new onset angina (within last 3 months); d) myocardial infarction within past 6 months; e) cardiac ventricular arrhythmias requiring anti-arrhythmic therapy.
  • Known severe hypersensitivity to sorafenib or any of excipients or temozolomide.
  • Excessive risk of bleeding as defined by stroke within prior 6 months, history of CNS or intraocular bleed, or septic endocarditis.
  • Female pts who are pregnant/breast feeding, or adults of reproductive potential not employing effective method of birth control.
  • Concurrent severe and/or uncontrolled medical disease that could compromise participation in study such as uncontrolled diabetes, uncontrolled hypertension, active clinically serious infection > CTCAE Grade 2, history of bleeding diathesis or coagulopathy, impairment of GI function or GI disease that may significantly alter absorption of the study regimen (i.e. ulcerative disease, uncontrolled nausea, vomiting, diarrhea, malabsorption syndrome, bowel obstruction, or inability to swallow tablets).
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  • Thrombolic or embolic events such as cerebrovascular accident including transient ischemic attacks within past 6 months
  • Pulmonary hemorrhage/bleeding event > CTCAE Grade 2 within 4 weeks of 1st dose of study drug.
  • Any other hemorrhage/bleeding event > CTCAE Grade 3 within 4 weeks of 1st dose of study drug.
  • Serious non-healing wound, ulcer, or bone fracture.
  • Major surgery, open biopsy or significant traumatic injury within 4 weeks of 1st study drug.
  • Known human immunodeficiency virus (HIV) infection or chronic Hepatitis B or C.
  • Pt is < 3 years free of another primary malignancy except: if other primary malignancy is not currently clinically significant or requiring active intervention, or if other primary malignancy is basal cell skin cancer or cervical carcinoma in situ. Existence of any other malignant disease is not allowed.
  • Pts unwilling or unable to comply with protocol including ability to swallow whole pills or presence of any malabsorption syndrome.
  • Concurrent administration of St. John's Wort.
  • Clinically serious infection requiring active intervention (CTCAE grade 2 or greater).

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Duke University Health System

    Durham, North Carolina, 27710

Other trials in United States

About this study

Official title: Phase 2 Study of Sorafenib Plus Protracted Temozolomide in Recurrent Glioblastoma Multiforme

PURPOSE AND OBJECTIVES:

Primary Objective To evaluate the activity of Sorafenib plus protracted, daily temozolomide in patients with recurrent glioblastoma multiforme (GBM) as measured by 6-month PFS.

Secondary Objectives To evaluate the safety and toxicity of combination therapy using Sorafenib plus temozolomide; To determine the pharmacokinetics of Sorafenib when combined with temozolomide in patients on and not on concurrent EIAC medications.

Read the detailed description

STUDY ACTIVITIES AND POPULATION GROUP:

This is an open-label, non-randomized, single center phase 2 trial. A treatment cycle will consist of 4 weeks of therapy.

Sorafenib will be administered at a set dose of 400 mg (2 x 200 mg tablets) twice daily, without food (at least 1 hour before or 2 hours after eating). Temozolomide will be administered at a set dose of 50 mg/m2 once daily without food (at least 1 hour before or 2 hours after eating).

Thirty-two (32) patients will be enrolled in this single-stage study.

DATA ANALYSIS AND RISK/SAFETY ISSUES:

After 16 patients with recurrent GBM are treated, an interim analysis will be conducted. If 6 or more patients have experienced unacceptable toxicity, accrual of patients in this patient group will be terminated. Otherwise, patient accrual will continue. If 9 or more of the total 32 patients experience unacceptable toxicity, the treatment regimen will be considered to have an unacceptable toxicity profile. The type I and II error rates associated with this testing are 0.053 and 0.053, respectively.

Being tested
Sorafenib and Temozolomide
Keywords
Recurrent Glioblastoma Multiforme, GBM, Glioblastoma, Sorafenib, Temozolomide, Brain Tumor, Recurrent GBM, Temodar, Gliosarcoma, Glioma, Nexavar
Medical subject headings
Glioblastoma, Brain Neoplasms, Gliosarcoma, Glioma

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Sorafenib and TemozolomideDrug

    Also called Temodar, Nexavar

    Temozolomide (50 mg per meter-squared of body surface area)every day by mouth in combination with sorafenib. Sorafenib will be taken by mouth twice every day. The dose of sorafenib will be 400 mg (2 x 200mg tablets).

Study groups in NCT00597493
Study groupRoleWhat they receive
Sorafenib + TemozolomideExperimentalSubjects receive 400mg of Sorafenib twice daily and 50mg/m^2 of Temozolomide once daily Subjects continue to receive treatment until any of the following: progressive disease, unacceptable toxicity, non-compliance with study guidelines, withdrawal of patient consent, intercurrent non-cancer-related illness that prevents continuation of therapy or regular follow-up, general or specific changes in a subject's condition which render the patient unacceptable for treatment in the judgement of the investigator, or study closure
Receives: Drug: Sorafenib and Temozolomide

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. 6 Month Progression Free Survival (PFS)

    Percentage of participants surviving six months from the start of study treatment without progression of disease. PFS was defined as the time from the date of study treatment initiation to the date of the first documented progression according to the Macdonald criteria, or to death due to any cause.

    Measured: 6 months

Secondary outcomes (4)
  1. Safety and Toxicity of Combination

    Number of participants experiencing a toxicity of at least grade 3 that was deemed possibly, probably, or definitely related to the treatment.

    Measured: 16 months

  2. Pharmacokinetics: C-max

    Blood sampling for sorafenib pharmacokinetics was performed on days 1 and 28 of cycle 1 and was obtained before and at 0.5, 1, 2, 4, 6, 8, and 24 h after the morning dose. C-max refers to maximum plasma concentration. The pharmacokinetics of those patients taking enzyme-inducing antiepileptic drugs (EIAED) and those who were not were analyzed separately.

    Measured: 13 months

  3. Pharmacokinetics: T-max

    Blood sampling for sorafenib pharmacokinetics was performed on days 1 and 28 of cycle 1 and was obtained before and at 0.5, 1, 2, 4, 6, 8, and 24 h after the morning dose. T-max refers to time to maximum concentration. The pharmacokinetics of those patients taking enzyme-inducing antiepileptic drugs (EIAED) and those who were not were analyzed separately.

    Measured: 13 months

  4. Pharmacokinetics: AUC-24

    Blood sampling for sorafenib pharmacokinetics was performed on days 1 and 28 of cycle 1 and was obtained before and at 0.5, 1, 2, 4, 6, 8, and 24 h after the morning dose. AUC-24 refers to area under the plasma concentration-time curve from 0 to 24 hours. The pharmacokinetics of those patients taking enzyme-inducing antiepileptic drugs (EIAEDs) and those who were not were analyzed separately.

    Measured: 13 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted18 Jan 2008 (estimated)
  2. Study startSep 2007
  3. Primary completionFeb 2009
  4. Study completionDec 2010

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
32 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00597493
Sponsor's protocol ID
Pro00000464
Status last verified
May 2013
First submitted
9 Jan 2008
Last updated
24 Jun 2013
Data monitoring committee
Yes

Publications

  • Reardon DA, Vredenburgh JJ, Desjardins A, Peters K, Gururangan S, Sampson JH, Marcello J, Herndon JE 2nd, McLendon RE, Janney D, Friedman AH, Bigner DD, Friedman HS. Effect of CYP3A-inducing anti-epileptics on sorafenib exposure: results of a phase II study of sorafenib plus daily temozolomide in adults with recurrent glioblastoma. J Neurooncol. 2011 Jan;101(1):57-66. doi: 10.1007/s11060-010-0217-6. Epub 2010 May 5.

    PubMed 20443129

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Sorafenib and Temozolomide in people with Recurrent Glioblastoma Multiforme, run by Duke University at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 18 inclusion and 16 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 24 Jun 2013. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 24 Jun 2013). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

6 Month Progression Free Survival (PFS) (time frame: 6 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00597493, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 24 Jun 2013.

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