About this trial
This is an open-label single arm study. All patients will receive the study drug. The aim of the study is to compare overall survival (OS) of patients with recurrent brain tumor, known as Glioblastoma (GBM) having high levels of a protein, Trophoblast cell surface antigen 2 (Trop-2), expression on treatment with Sacituzumab Govitecan (SG) versus lomustine only which has been used in the past.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
At least 18 years of age.
Ability to understand the purposes and risks of the study and has signed a written informed consent form approved by the investigator's IRB/Ethics Committee.
Histologically confirmed IDH wild type (primary) GBM. Molecular GBM (as per cIMPACT-NOW 3) is allowed as is gliosarcoma and epithelioid glioblastoma. IDH-mutant glioma is not allowed.
Progression following standard combined modality treatment with radiation and temozolomide chemotherapy if O6-Methylguanine-DNA Methyltransferase (MGMT) methylated.
Disqualifiers
Prior treatment with bevacizumab or other VEGF inhibitors or VEGF-Receptor signaling inhibitors
The subject is receiving warfarin (or other coumarin derivatives) and is unable to switch to low molecular weight heparin (LMWH) before the first dose of study drug.
hypertension (two or more blood pressure [BP] readings performed at screening of > 150 mmHg systolic or > 100 mmHg diastolic) despite optimal treatment
non-healing wound, ulcer, or bone fracture
Trial design
Single group
Treatments tested in this trial
Sacituzumab Govitecan
DrugSacituzumab Govitecan will be administered by IV infusion over 3 hours for first administration and over 1 hour if tolerated. Subjects will be allowed to continue treatment until they have evidence of significant treatment-related toxicity or progressive disease.
Treatment groups
Trial outcomes
Primary outcomes
Overall survival (OS)
Overall survival at 6 months including participants whose disease state has progressed
Secondary outcomes
Progression free survival (PFS)
To assess the progression-free survival (PFS) of these patients on SG vs historical control of lomustine monotherapy
Overall Response Rate (ORR)
To assess the Overall Response Rate (ORR) of these patients on SG by Response Assessment in Neuro-Oncology (RANO) criteria
Sponsors and contacts
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