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GlioblastomaEarly Phase 1NCT03995706

Neuro/Sacituzumab Govitecan/Breast Brain Metastasis/Glioblastoma/Ph 0

A Early Phase 1 study testing Sacituzumab Govitecan in people with Glioblastoma, run by The University of Texas Health Science Center at San Antonio 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

Single center, non-randomized, Phase 0 study. Sacituzumab Govitecan given preoperatively, followed by craniotomy with surgery or biopsy of brain tumors (GBM and metastatic brain tumors from Breast) and intraoperative tissue collection will follow with contemporaneous CSF (depending on tumor location) and whole blood… Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Glioblastoma
What is being tested?
Sacituzumab Govitecan
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
26 participants
Where
1 siteUnited States
Study dates
17 Jul 2019to 20 Mar 2024
Phase
Early Phase 1
Are there results?
None posted in the registry

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

  • At least 18 years of age
  • Histologically or cytologically documented breast cancer (Cohort A) with known or suspected parenchymal brain metastases.
  • Recurrent glioblastoma (Cohort B) with documented progression by RANO criteria following standard combined modality treatment with radiation and temozolomide.
  • Plans to undergo craniotomy as part of standard of care. Patients emergently needing surgical debulking due to symptoms of their disease are not eligible.
  • Recovered from toxicities of prior therapy to grade 0 or 1
  • ECOG performance status ≤ 2.
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  • Life expectancy of at least 3 months.
  • Acceptable liver function:
  • Bilirubin ≤ 1.5 times upper limit of normal
  • AST (SGOT) and ALT (SGPT) ≤ 3.0 times upper limit of normal (ULN);
  • Adequate renal function: calculated creatinine clearance ≥30mL/minute according to the Cockcroft and Gault formula
  • Acceptable hematologic status (without hematologic support)
  • ANC ≥1500 cells/uL
  • Platelet count ≥100,000/uL
  • Hemoglobin ≥9.0 g/dL
  • All women of childbearing potential must have a negative serum pregnancy test and male and female subjects must agree to use effective means of contraception (surgical sterilization or the use or barrier contraception with either a condom or diaphragm in conjunction with spermicidal gel or an IUD) with their partner from entry into the study through 6 months after the last dose.

Who cannot join

  • 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.
  • The subject has evidence of acute intracranial or intratumoral hemorrhage either by MRI or computerized tomography (CT) scan. Subjects with resolving hemorrhage changes, punctate hemorrhage, or hemosiderin are eligible.
  • The subject is unable to undergo MRI scan (eg, has pacemaker).
  • The subject has received enzyme-inducing anti-epileptic agents within 14 days of study drug (eg, carbamazepine, phenytoin, phenobarbital, primidone).
  • Patients whose only lesion undergoing resection has received stereotactic radiation within the past 3 months
  • The subject has received any of the following prior anticancer therapy:
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  • Biologic agents (antibodies, immune modulators, vaccines, cytokines) within 21 days prior to first dose of study drug
  • Prior treatment with Sacituzumab Govitecan
  • Patients receiving UGT1A1 (Uridine diphosphate glucuronosyl transferase 1A1) inhibitors or inducers.
  • History of significant cardiovascular disease, defined as:
  • Congestive heart failure greater than New York Heart Association (NYHA) Class II according to the NYHA Functional Classification.
  • Unstable angina or myocardial infarction within 6 months before enrollment.
  • Serious cardiac arrhythmia.
  • Clinically significant ECG abnormality, including:
  • Marked Baseline prolonged QT/QTc interval (ie, a repeated demonstration of a QTc interval >500 ms) demonstrated on ECG at Screening.
  • History of risk factors for torsade de pointes (eg, heart failure, hypokalemia, family history of long QT Syndrome).
  • Any medical or other condition which, in the opinion of the Investigator, causes the subject to be medically unfit to receive Sacituzumab Govitecan, or unsuitable for any other reason.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Mays Cancer Center, UT Health San Antonio

    San Antonio, Texas, 78229

Other trials in United States

About this study

Official title: A Phase 0, Investigator Initiated Study to Determine the Bioavailability of Sacituzumab Govitecan in Breast Brain Metastasis and Glioblastoma

Single center, non-randomized, Phase 0 study. Sacituzumab Govitecan given preoperatively, followed by craniotomy with surgery or biopsy of brain tumors (GBM and metastatic brain tumors from Breast) and intraoperative tissue collection will follow with contemporaneous CSF (depending on tumor location) and whole blood (serum) sampling.

Conditions
Glioblastoma
Being tested
Sacituzumab Govitecan
Medical subject headings
Glioblastoma

What participants receive

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

  • Sacituzumab GovitecanDrug

    All 20 subjects will receive study drug Sacituzumab Govitecan preoperatively. Intraoperative tissue collection will follow with contemporaneous CSF (depending on tumor location) and whole blood (serum) sampling. Samples will be tested for total SN-38and free SN-38, as well as SN-38G. Following recovery from surgery, patients will resume treatment

Study groups in NCT03995706
Study groupRoleWhat they receive
Breast Brain Metastasis and GlioblastomaExperimentalSacituzumab Govitecan treatment will be initiated with a 10mg/kg standard dose without any dose escalation on day-1, prior to surgery. Sacituzumab govitecan and will continue to be administered by IV infusion over 3 hours on Days 1 and 8 of a 21 day cycle post-operatively until progression.
Receives: Drug: Sacituzumab Govitecan

What is being measured

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

  1. Ratio of SN-38 and its metabolites relative to serum concentration

    Levels of SN-38 and its metabolites will be measured and a ratio calculated relative to the serum concentration of SN-38 and its metabolites. The ratio will show the amount of investigational product that crosses the blood brain barrier to reach the tumor.

    Measured: Day 1 of each 21 day cycle

Timeline

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

  1. First posted24 Jun 2019
  2. Study start17 Jul 2019
  3. Primary completion3 Jun 2022
  4. Study completion20 Mar 2024

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
Early Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
26 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03995706
Sponsor's protocol ID
CTMS# 19-0069
Other IDs
HSC20190378H
Status last verified
Aug 2024
First submitted
17 Jun 2019
Last updated
4 Sep 2024
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Undecided

Publications

  • Balinda HU, Kelly WJ, Kaklamani VG, Lathrop KI, Canola MM, Ghamasaee P, Sareddy GR, Michalek J, Gilbert AR, Surapaneni P, Tiziani S, Pandey R, Chiou J, Lodi A, Floyd JR 2nd, Brenner AJ. Sacituzumab Govitecan in patients with breast cancer brain metastases and recurrent glioblastoma: a phase 0 window-of-opportunity trial. Nat Commun. 2024 Aug 7;15(1):6707. doi: 10.1038/s41467-024-50558-9.

    PubMed 39112464

Questions about this trial

What is this clinical trial studying?

A Early Phase 1 study testing Sacituzumab Govitecan in people with Glioblastoma, run by The University of Texas Health Science Center at San Antonio 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 16 inclusion and 17 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 4 Sep 2024. 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?

Early Phase 1 (sometimes called Phase 0) studies give a very small amount of a treatment to a few people, mainly to see how the body handles it.

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

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

Ratio of SN-38 and its metabolites relative to serum concentration (time frame: Day 1 of each 21 day cycle). 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 NCT03995706, 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 4 Sep 2024.

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