About this trial
The investigator propose a single-center randomized phase II controlled study designed to compare the management of first recurrence of GBM using etoposide versus tamoxifen.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Histologically proven GBM with progression after previous first line chemoradiotherapy with temozolomide.
Progression documented by MRI with at least one bi-dimensionally measurable target lesion with one diameter of at least 10 mm, visible on two or more axial slices 5 mm apart.
Not received radiotherapy within the three months before the diagnosis of progression.
Stable or decreasing dose of corticosteroids prior to randomization: corticosteroids (dexamethasone) should be given at the lowest dose needed to control symptoms arising from increased intracerebral edema.
Disqualifiers
History of another malignancy or a concurrent malignancy (exceptions include patients who have been disease-free for 3 years, or patients with a history of completely resected non-melanoma skin cancer or successfully treated in situ carcinoma are eligible, for example cervical cancer in situ.
Uncontrolled hypertension (systolic blood pressure >150 mm Hg or diastolic blood pressure >100 mm Hg).
Any arterial or venous thrombosis up to 6 months before registration.
Evidence of recent hemorrhage on brain MRI.
Trial design
Parallel
Treatments tested in this trial
Tamoxifen
DrugTamoxifen 20 mg daily for 3 days then 20 mg BID for 3 days then increase by 20 mg daily every 3 days until 100 mg BID continuously
Etoposide
Drugetoposide 50mg/m2 daily
Treatment groups
Trial outcomes
Primary outcomes
3 month progression-free survival
Time between randomization and radiographic or clinical progression leading to change in therapy for recurrent disease or death due to any cause.
Secondary outcomes
One-year progression-free survival
Time between randomization and radiographic or clinical progression leading to change in therapy for recurrent disease or death due to any cause.
Overall survival
Time between randomization and death due to any cause. Patients without an event will be censored the last time they were known to be alive.
Health-related quality-of-life status
Health-related quality-of-life will be assessed using the EORTC QLQ-BN20 brain tumor module questionnaire. This is a self-report questionnaire consisting of 20 items that assess future uncertainty, visual disorder, motor dysfunction, and communication deficit in brain tumor patients
Adverse events
This includes fatigue, hematologic toxicities (neutropenia, thrombocytopenia, leukopenia, anemia), liver toxicities, hypertension, diarrhea, seizures and thrombosis and will all be recorded.
Sponsors and contacts
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