Study to Evaluate Safety, Tolerability, and Optimal Dose of Candidate GBM Vaccine VBI-1901 in Recurrent GBM Subjects
NCT ID: NCT03382977
Last Updated: 2025-03-11
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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RECRUITING
PHASE1/PHASE2
98 participants
INTERVENTIONAL
2017-12-06
2025-08-31
Brief Summary
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Detailed Description
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Conditions
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Study Design
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NON_RANDOMIZED
SEQUENTIAL
Therapeutic Vaccine: VBI-1901
The vaccine is formulated with GM-CSF adjuvant and administered intradermally (ID) or with AS01B adjuvant and administered intramuscularly (IM) to patients with recurrent GBM.
TREATMENT
NONE
Study Groups
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Part A Dose Level 1
VBI-1901 low dose (0.4 μg pp65 content) vaccine formulated with GM-CSF (200 μg) in 0.2 mL volume, given in two equal intradermal injections
VBI-1901
The vaccine is formulated with GM-CSF adjuvant and administered intradermally (ID) or with AS01B adjuvant and administered intramuscularly (IM) to patients with recurrent GBM.
Part A Dose Level 2
VBI-1901 intermediate dose (2 μg pp65 content) vaccine formulated with GM-CSF (200 μg) in 0.2 mL volume, given in two equal intradermal injections
VBI-1901
The vaccine is formulated with GM-CSF adjuvant and administered intradermally (ID) or with AS01B adjuvant and administered intramuscularly (IM) to patients with recurrent GBM.
Part A Dose Level 3
VBI-1901 high dose (10 μg pp65 content) vaccine formulated with GM-CSF (200 μg) in 0.2 mL volume, given in two equal intradermal injections
VBI-1901
The vaccine is formulated with GM-CSF adjuvant and administered intradermally (ID) or with AS01B adjuvant and administered intramuscularly (IM) to patients with recurrent GBM.
Part B GM-CSF Adjuvant
VBI-1901 10 μg HCMV pp65 formulated with GM-CSF (200 μg) in 0.2 to 0.4 mL volume, given in two to four equal ID injections.
VBI-1901
The vaccine is formulated with GM-CSF adjuvant and administered intradermally (ID) or with AS01B adjuvant and administered intramuscularly (IM) to patients with recurrent GBM.
Part B AS01B Adjuvant
VBI-1901 10 μg HCMV pp65 formulated with AS01B (50 μg of QS-21 and 50 μg of MPL per dose) in 1.0 mL volume, given in one IM injection
VBI-1901
The vaccine is formulated with GM-CSF adjuvant and administered intradermally (ID) or with AS01B adjuvant and administered intramuscularly (IM) to patients with recurrent GBM.
Part C VBI-1901 with GM-CSF Adjuvant
VBI-1901 10 μg HCMV pp65 formulated with GM-CSF (200 μg) in 0.2 mL volume, given in two equal ID injections.
VBI-1901
The vaccine is formulated with GM-CSF adjuvant and administered intradermally (ID) or with AS01B adjuvant and administered intramuscularly (IM) to patients with recurrent GBM.
Part C Standard of Care Treatment
Single-agent standard-of-care (SOC) treatment with either carmustine intravenously at a dose of 150 mg/m² or lomustine orally at a dose of 110 mg/m² (up to a maximum dose of 200 mg).
Carmustine
Treatment with carmustine intravenously at a dose of 150 mg/m² on Day 1 and every 6 weeks until the earlier of disease progression or intolerable toxicity.
Lomustine
Treatment with lomustine given orally at a dose of 110 mg/m² (up to a maximum dose of 200 mg) on Day 1 and every 6 weeks until the earlier of disease progression or intolerable toxicity.
Interventions
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VBI-1901
The vaccine is formulated with GM-CSF adjuvant and administered intradermally (ID) or with AS01B adjuvant and administered intramuscularly (IM) to patients with recurrent GBM.
Carmustine
Treatment with carmustine intravenously at a dose of 150 mg/m² on Day 1 and every 6 weeks until the earlier of disease progression or intolerable toxicity.
Lomustine
Treatment with lomustine given orally at a dose of 110 mg/m² (up to a maximum dose of 200 mg) on Day 1 and every 6 weeks until the earlier of disease progression or intolerable toxicity.
Other Intervention Names
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Eligibility Criteria
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Inclusion Criteria
2. Histologically confirmed WHO grade IV glioblastoma
3. Unequivocal evidence of a tumor recurrence (any number of recurrences) or progression after an initial treatment regimen (prior to enrollment on this study) as assessed by MRI of the brain with and without contrast within 30 days prior to the initiation of injections of VBI-1901. An initial therapy requires surgery and radiation therapy, with or without temozolomide. In addition, alternate therapy (with or instead of temozolomide) is permitted as part of initial therapy.
4. Recovery from the effects of surgery.
5. Corticosteroid (dexamethasone or equivalent) dosage ≤ 4mg daily that has been stable or decreasing for at least 5 days.
6. Recovery from prior therapy toxicity defined as resolution of all treatment-related adverse events (AEs) to Grade ≤ 1 or pre-treatment baseline (except alopecia).
7. Karnofsky performance status (KPS) score ≥ 70%.
8. Adequate organ function, including the following:
1. Absolute neutrophil count (ANC) ≥ 1,000/μL, platelets ≥ 100,000/μL
2. Serum creatinine \< 1.5 × the upper limit of normal (ULN)
3. Bilirubin \< 1.5 × ULN
4. Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) \< 2.5 × ULN
9. Women of childbearing potential: negative urine pregnancy test within 14 days prior to the start of VBI-1901 treatment.
10. Female subjects of childbearing potential and sexually active male subjects must agree to use an acceptable form of contraception for heterosexual activity (i.e., oral contraceptives, double barrier methods, hormonal injectable, transdermal, or implanted contraceptives, tubal ligation, or vasectomy of their sexual partner(s) for \>30 days before Screening, during the study, and for 60 days after the last dose of study drug).
11. Female subjects without childbearing potential (spontaneous amenorrhea for \> 12 months or surgically sterilized by tubal ligation, hysterectomy, or bilateral oophorectomy \> 6 months before Screening) are eligible for inclusion without contraceptive use restriction.
12. Able and willing to comply with protocol requirements in the opinion of the Investigator, including being able to have an MRI.
13. Written consent has been obtained.
14. Tumor specimen available for central pathological review.
1. 18-70 years of age.
2. Histologically confirmed WHO grade IV glioblastoma.
3. Unequivocal evidence of a first tumor recurrence with measurable disease, of an area no greater than 400 mm2, which may include patients with resected first recurrence tumor after an initial treatment regimen (prior to enrollment on this study) consisting of surgical intervention (tumor resection) and radiation, with or without temozolomide chemotherapy (depending on the MGMT methylation status), as assessed by MRI of the brain with and without contrast within 30 days prior to the initiation of injections of VBI-1901. In addition, alternate chemotherapy (with or instead of temozolomide) is permitted as part of initial therapy.
4. At least 12 weeks since radiotherapy treatment and/or 23 days after chemotherapy prior to first dose of VBI-1901.
5. Recovery from the effects of surgery.
6. Corticosteroid (dexamethasone or equivalent) dosage ≤ 4mg daily that has been stable or decreasing for at least 5 days.
7. Recovery from prior therapy toxicity, defined as resolution of all treatment-related adverse events (AEs) to Grade ≤ 1 or pre-treatment baseline (except alopecia).
8. Karnofsky performance status (KPS) score ≥ 70%.
9. Adequate organ function, including the following:
1. Absolute neutrophil count (ANC) ≥ 1,000/μL, platelets ≥ 100,000/μL; absolute lymphocyte count ≥ 500/uL;
2. Serum creatinine \< 1.5 × the upper limit of normal (ULN);
3. Bilirubin \< 1.5 × ULN;
4. Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) \< 2.5 × ULN.
10. Women of childbearing potential must have a negative urine pregnancy test within 14 days prior to the start of VBI-1901 treatment.
11. Female subjects of childbearing potential and sexually active male subjects must agree to use an acceptable form of contraception for heterosexual activity (i.e., oral contraceptives, double barrier methods, hormonal injectable, transdermal, or implanted contraceptives, tubal ligation, or vasectomy of their sexual partner(s) for \> 30 days before Screening, during the study, and for 60 days after the last dose of study drug).
12. Female subjects without childbearing potential (spontaneous amenorrhea for \> 12 months or surgically sterilized by tubal ligation, hysterectomy, or bilateral oophorectomy \> 6 months before Screening) are eligible for inclusion without contraceptive use restriction.
13. Able and willing to comply with protocol requirements, in the opinion of the Investigator.
14. Written consent has been obtained.
15. Tumor specimen available for central pathological review.
1. 18 years of age or older (no age upper limit).
2. Histologically confirmed supratentorial 2016 WHO classification grade IV Glioblastoma, IDH-wildtype or grade 4 in the 2021 WHO classification. Tumors that are histologically lower grade but are classified as glioblastoma using the WHO 2021 criteria because of molecular alterations (TERT promoter mutation and/or EGFR amplification and/or combined chromosome 7 gain/10 loss) are not eligible.
3. Unequivocal evidence of a first tumor recurrence with measurable disease of an area no greater than 600 mm2, which may include patients with resected first recurrence tumor, after an initial treatment regimen (prior to enrollment on this study) consisting of surgical intervention (tumor resection) and radiation, with or without temozolomide chemotherapy (depending on the MGMT methylation status), as assessed by MRI of the brain with and without contrast completed within 30 days prior to screening visit, if not it should be performed as part of screening visit. In addition, alternate bio/chemotherapy (with or instead of temozolomide) other than nitrosourea is permitted as part of initial therapy.
4. At least 12 weeks since radiotherapy treatment and/or 23 days after chemotherapy prior to first dose of VBI-1901 or SOC treatment. Patients with recurrent GBM within 12 weeks of radiation therapy may be included if they have surgically proven tumor recurrence (i.e.
this is proven to not be pseudoprogression).
5. Recovery from the effects of surgery.
6. Corticosteroid (dexamethasone or equivalent) dosage ≤ 2 mg daily that has been stable for at least 5 days before randomization into the study.
7. Recovery from prior therapy toxicity, defined as resolution of all treatment related adverse events (AEs) to Grade ≤ 1 or pre-treatment baseline (except alopecia).
8. Karnofsky performance status (KPS) score ≥70%.
9. Adequate organ function, including the following:
1. Absolute neutrophil count (ANC) ≥ 1,000/μL, platelets ≥ 100,000/μL; Absolute lymphocyte count ≥ 500/uL; CD4/CD8 ratio ≥1 or CD4 count ≥ 400/uL;
2. Serum creatinine \< 1.5 × the upper limit of normal (ULN);
3. Bilirubin \< 1.5 × ULN;
4. Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) \< 2.5 × ULN.
10. Women of childbearing potential must have a negative urine pregnancy test within 21 days prior to the start of treatment.
11. Female subjects of childbearing potential and sexually active male subjects must agree to use an acceptable form of contraception for heterosexual activity (i.e., oral contraceptives, double barrier methods, hormonal injectable, transdermal, or implanted contraceptives, tubal ligation, or vasectomy of their sexual partner(s) for \> 40 days before Screening, during the study, and for 60 days after the last dose of study drug).
12. Female subjects without childbearing potential (spontaneous amenorrhea for \>12 months or surgically sterilized by tubal ligation, hysterectomy, or bilateral oophorectomy \> 6 months before Screening) are eligible for inclusion without contraceptive use restriction.
13. Able and willing to comply with protocol requirements, in the opinion of the Investigator.
14. Written consent has been obtained.
Exclusion Criteria
2. Requirement of systemic corticosteroid therapy \> 4 mg/day of dexamethasone or equivalent or requirement of increasing dose of systemic corticosteroids during the 7 days prior to the start of VBI-1901 treatment.
3. Evidence of HCMV viremia in serum of \> 18,200 (4.3Log10) IU/mL using FDA approved COBAS® AmpliPrep/COBAS® TaqMan® HCMV test (Roche).
4. Surgical resection or major surgical procedure within 4 days prior to the start of VBI-1901, or stereotactic biopsy within 7 days prior to the start of VBI-1901.
5. Active infection requiring intravenous antibiotics or antiviral.
6. History of cancer (other than GBM or prostate) within the past 2 years that could negatively impact survival and/or potentially confound tumor response assessments within this study.
7. Known immunosuppressive disease or active systemic autoimmune disease such as systemic lupus erythematosus, human immunodeficiency virus infection, Hepatitis B virus or Hepatitis C virus infections. Subjects with vitiligo, type 1 diabetes mellitus, hypothyroidism due to autoimmune condition only requiring hormone replacement therapy, psoriasis not requiring systemic therapy, or conditions not expected to recur in the absence of an external trigger are permitted to enroll.
8. Immunosuppressive agent within 4 weeks prior to the start of VBI-1901 treatment.
9. Evidence of intra-tumoral or peri-tumoral hemorrhage on baseline, other than those that are ≤Grade 1 and either post-operative or stable on at least 2 consecutive MRI scans.
10. Any condition which in the investigator's opinion makes the subject unsuitable for study participation.
11. Lack of family or social support structure that would preclude continued participation in the study.
PART B OPTIMAL DOSE
1. Contrast-enhancing residual tumor that is any of the following:
1. An area greater than 400mm2;
2. Multi-focal (defined as two separate areas of contrast enhancement measuring at least 1 cm in 2 planes that are not contiguous on either fluid-attenuated inversion recovery (FLAIR) or T2 sequences);
3. Associated with either diffuse sub-ependymal or leptomeningeal dissemination.
2. IDH1/2 has been proven to be mutated by IHC or PCR or if recurrent GBM was previously a lower grade glioma and wildtype IDH1/2 status has not been confirmed.
3. Requirement of systemic corticosteroid therapy \> 4 mg/day of dexamethasone or equivalent or requirement of increasing dose of systemic corticosteroids during the 7 days prior to the start of VBI-1901 treatment.
4. Evidence of HCMV viremia in plasma of \>18,200 (4.3log10) IU/mL using FDA approved COBAS® AmpliPrep/COBAS® TaqMan® HCMV test (Roche).
5. Prior treatment involving immunotherapy, including oncolytic viruses, therapeutic vaccination, or biologics (e.g. monoclonal antibodies, such as bevacizumab) presumed to have immunomodulatory effects.
6. Surgical resection or major surgical procedure within 14 days prior to the start of VBI-1901, or stereotactic biopsy within 14 days prior to the start of VBI-1901.
7. Radiation therapy, local therapy (except for surgical re-resection), or systemic therapy following first recurrence/progressive disease. Excluded local therapies include stereotactic radiation boost, implantation of carmustine biodegradable wafers (Gliadel), intratumoral or convection- enhanced delivery administered agents, etc.
8. Concurrent therapy with Optune® or use within 1 week of start of treatment with VBI-1901.
9. Active infection requiring intravenous antibiotics or antivirals.
10. History of cancer (other than GBM or prostate) within the past 2 years that has metastatic or local recurrence potential and could negatively impact survival and/or potentially confound tumor response assessments within this study.
11. Known immunosuppressive disease or active systemic autoimmune disease such as systemic lupus erythematosus, human immunodeficiency virus infection, Hepatitis B virus or Hepatitis C virus infections. Subjects with vitiligo, type 1 diabetes mellitus, hypothyroidism due to autoimmune condition only requiring hormone replacement therapy, psoriasis not requiring systemic therapy, or conditions not expected to recur in the absence of an external trigger are permitted to enroll.
12. Immunosuppressive agent within 4 weeks prior to the start of VBI-1901 treatment.
13. Any severe adverse event or allergy suspected or attributed to the shingles vaccines that contains AS01B components.
14. Evidence of intra- or peri-tumoral hemorrhage on baseline MRI scan, other than those that are ≤Grade 1 and either post-operative or stable on at least 2 consecutive MRI scans.
15. Any condition which in the investigator's opinion makes the subject unsuitable for study participation.
16. Lack of family or social support structure that would preclude continued participation in the study.
PART C RANDOMIZED OPEN-LABEL STUDY EXTENSION
1. Contrast-enhancing residual tumor that is any of the following:
1. An area greater than 600 mm2;
2. Multicentric (defined as two separate areas of contrast enhancement measuring at least 1 cm in 2 planes that are not contiguous on either fluid-attenuated inversion recovery (FLAIR) or T2 sequences);
3. Associated with either diffuse sub-ependymal or leptomeningeal dissemination.
2. If recurrent GBM was previously a lower grade glioma and wildtype IDH1/2 status has not been confirmed.
3. Requirement of systemic corticosteroid therapy \> 2 mg/day of dexamethasone or equivalent during the 5 days prior to the start of treatment.
4. Evidence of HCMV viremia in plasma of \> 18,200 (4.3log10) IU/mL using FDA approved COBAS® AmpliPrep/COBAS® TaqMan® HCMV test (Roche) or other qualified HCMV assay.
5. Prior treatment involving immunotherapy, including oncolytic viruses, therapeutic vaccination, or biologics presumed to have immunomodulatory effects. Prior bevacizumab therapy is allowed, requiring at least 28 days washout period before randomization.
6. Surgical resection or major surgical procedure within 14 days prior to the start of treatment, or stereotactic biopsy within 7 days prior to the start of treatment.
7. Radiation therapy, local therapy (except for surgical re-resection), or systemic therapy following first recurrence/progressive disease. Excluded local therapies include stereotactic radiation boost, implantation of carmustine biodegradable wafers (Gliadel), intratumoral or convectionenhanced delivery administered agents, etc.
8. More than 1 (one) line of prior chemotherapy (as an example, temozolomide given with radiotherapy and after radiotherapy before recurrence is considered a single line).
9. Concurrent therapy with Optune® or use within 1 week of start of treatment. Previous use of Optune® in the primary setting does not preclude participation in this clinical trial.
10. Active infection requiring intravenous antibiotics or antivirals.
11. History of cancer (other than GBM or prostate) within the past 2 years that has metastatic or local recurrence potential and could negatively impact survival and/or potentially confound tumor response assessments within this study.
12. Known immunosuppressive disease or active systemic autoimmune disease such as systemic lupus erythematosus, human immunodeficiency virus infection, Hepatitis B virus or Hepatitis C virus infections. Subjects with vitiligo, type 1 diabetes mellitus, hypothyroidism due to autoimmune condition only requiring hormone replacement therapy, psoriasis not requiring systemic therapy, or conditions not expected to recur in the absence of an external trigger are permitted to enroll.
13. Any known allergies to the ingredients of VBI-1901 or GM-CSF or carmustine or lomustine.
14. Evidence of intra- or peri-tumoral hemorrhage on baseline MRI scan, other than those that are ≤Grade 1 and either post-operative or stable on at least 2 consecutive MRI scans.
15. Any medical or social condition which in the investigator's opinion makes the subject unsuitable for study participation. For instance, lack of family or social support structure that would preclude continued participation in the study.
18 Years
ALL
No
Sponsors
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VBI Vaccines Inc.
INDUSTRY
Responsible Party
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Principal Investigators
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Francisco Diaz-Mitoma, MD
Role: STUDY_DIRECTOR
Variation Biotechnologies Inc.
Locations
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University of California, Irvine
Irvine, California, United States
University of California, San Diego
La Jolla, California, United States
University of California, Los Angeles Neuro-Oncology Program
Los Angeles, California, United States
Stanford
Stanford, California, United States
Miami Cancer Institute
Miami, Florida, United States
Massachusetts General Hospital
Boston, Massachusetts, United States
Dana-Farber Cancer Institute
Boston, Massachusetts, United States
The Valley Hospital - Neurosurgeons of New Jersey
Ridgewood, New Jersey, United States
The Neurological Institute of New York Columbia University Medical Center
New York, New York, United States
Vanderbilt University Medical Center
Nashville, Tennessee, United States
MD Anderson Cancer Center
Houston, Texas, United States
Providence - Swedish Medical Center
Seattle, Washington, United States
Countries
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Central Contacts
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Facility Contacts
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Other Identifiers
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VBI-1901-01
Identifier Type: -
Identifier Source: org_study_id
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