Phase 0 Analysis of Ixazomib (MLN9708) in Patients With Glioblastoma

Inclusion Criteria

• Voluntary written consent must be given before performance of any study related procedure not part of standard medical care, with the understanding that consent may be withdrawn by the patient at any time without prejudice to future medical care
• Female patients who:
• Are postmenopausal for at least 1 year before the screening visit, OR
• Are surgically sterile, OR
• If they are of childbearing potential, agree to practice 2 effective methods of contraception, at the same time, from the time of signing the informed consent form through 90 days after the last dose of study drug, OR
• Agree to practice true abstinence when this is in line with the preferred and usual lifestyle of the subject; (periodic abstinence [eg, calendar, ovulation, symptothermal, post-ovulation methods] and withdrawal are not acceptable methods of contraception)
• Male patients, even if surgically sterilized (ie, status post-vasectomy), must agree to one of the following:
• Agree to practice effective barrier contraception during the entire study treatment period and through 90 days after the last dose of study drug, OR
• Agree to practice true abstinence when this is in line with the preferred and usual lifestyle of the subject; (periodic abstinence [eg, calendar, ovulation, symptothermal, post-ovulation methods] and withdrawal are not acceptable methods of contraception)
• Patients must have a previous diagnosis of a recurrent or progressive glioblastoma for which surgical resection is now indicated
• Eastern Cooperative Oncology Group (ECOG) performance status and/or other performance status 0, 1, or 2 or (Karnofsky performance status of 60 or above)
• Absolute neutrophil count (ANC) ≥ 1,500/mm³
• Platelet count ≥ 100, 000/mm³; platelet transfusions to help patients meet eligibility criteria are not allowed within 3 days before study enrollment
• Hemoglobin > 9 g/dL
• Total bilirubin ≤ 1.5 x the upper limit of the normal range (ULN)
• Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) ≤ 3 x ULN for the lab utilized
• Creatinine ≤ 1.5 mg/dL
• Calculated creatinine clearance ≥ 30 mL/min

Exclusion Criteria

• Female patients who are lactating or have a positive serum pregnancy test during the screening period
• Failure to have fully recovered (ie, ≤ grade 1 toxicity) from the reversible effects of prior chemotherapy
• Major surgery, including craniotomy, within 14 days before enrollment
• Radiotherapy of brain tumor within 3 months before enrollment
• Infection requiring systemic antibiotic therapy or other serious infection within 14 days before study enrollment
• Evidence of current uncontrolled cardiovascular conditions, including uncontrolled hypertension, uncontrolled cardiac arrhythmias, symptomatic congestive heart failure, unstable angina, or myocardial infarction within the past 6 months
• Systemic treatment, within 14 days before the first dose of ixazomib, with strong inhibitors of cytochrome P450, family 1, subfamily A, polypeptide 2 (CYP1A2) (fluvoxamine, enoxacin, ciprofloxacin), strong inhibitors of cytochrome P450, family 3, subfamily A (CYP3A) (clarithromycin, telithromycin, itraconazole, voriconazole, ketoconazole, nefazodone, posaconazole) or strong CYP3A inducers (rifampin, rifapentine, rifabutin, carbamazepine, phenytoin, phenobarbital), or use of ginkgo biloba or St. John's wort
• Ongoing or active systemic infection, active hepatitis B or C virus infection, or known human immunodeficiency virus (HIV) positive
• Any serious medical or psychiatric illness that could, in the investigator's opinion, potentially interfere with the completion of treatment according to this protocol
• Known allergy to any of the study medications, their analogues, or excipients in the various formulations of any agent
• Known gastrointestinal (GI) disease or GI procedure that could interfere with the oral absorption or tolerance of ixazomib including difficulty swallowing
• Diagnosed or treated for another malig