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Ispinesib

Phase 4

Neoplasms, Breast | Small molecule | Oncology |GSK plc|Trials Updated: Feb 26, 2018

Ispinesib development status

Highest phase Phase 4 run by Hoffmann-La Roche (NCT02581423)
Phase scored for GSKPhase 2
Registered trials 312+ across 125 sponsors since Jan 2003

Ispinesib target and mechanism

Molecular targetKIF11
Target classInhibitor
ModalitySmall molecule

Also known as Capecitabine

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials4
Total Enrollment185

FDA Designations

No designations recorded

Ispinesib clinical trials

Ispinesib · 4 trials · 4 indications

Phase 2 3Phase 1 1
NCT00097409Ispinesib In Subjects With Platinum-Taxane-Refractory Or Resistant Relapsed Ovarian CancerOvarian Cancer
COMPLETED35 Analytics
NCT00089973Study Of Ispinesib In Subjects With Breast CancerNeoplasms, Breast
COMPLETED50 Analytics
NCT00085813Ispinesib In Patients With Advanced Or Metastatic Non-Small Cell Lung CancerNon-Small-Cell Lung Cancer
COMPLETED70 Analytics
PHASE2COMPLETED
Ispinesib In Subjects With Platinum-Taxane-Refractory Or Resistant Relapsed Ovarian Cancer
Ovarian CancerUnlock trial analytics
PHASE2COMPLETED
Study Of Ispinesib In Subjects With Breast Cancer
Neoplasms, BreastUnlock trial analytics
PHASE2COMPLETED
Ispinesib In Patients With Advanced Or Metastatic Non-Small Cell Lung Cancer
Non-Small-Cell Lung CancerUnlock trial analytics

Study Endpoints

Primary Endpoints

Overall response rate of Ispinesib administered as a 1-hour intravenous infusion once every 21 days
once every 21 days
Percentage of Participants With Overall Response Rate (ORR) Following Administration of Ispinesib
After cycle 2 and repeated every 2 cycles up to Cycle 10, up to 26 months

Overall tumor response rate, was defined as the percentage of participants achieving either a complete response (CR) or partial response (PR), stable disease (SD), or progressive disease (PD). It was assessed by Computer tomography (CT) or Magnetic Resonance Imaging (MRI) scan. Response and progression was evaluated in this study using the Response Evaluation Criteria in Solid Tumors (RECIST) 1.0. The target lesions (TLs): CR, Disappearance of all TLs; PR where at least a 30% decrease in the sum of the longest diameter (LD) of TLs, taking as reference the baseline sum LD; PD : At least a 20% increase in the sum of the LD of target lesions, taking as reference the smallest sum LD recorded since the treatment started or the appearance of one or more new lesions; SD: Neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD, taking as reference the smallest sum LD since the treatment started.

Assessment of Overall Response Rate of tumor.
Plasma levels for SB-715992 and Capecitabine
will be checked at Day 1 for Cycle 1.

Secondary Endpoints

Assess safety/tolerability, progression-free survival, time-to-response, response duration, and characteristics of Ispinesib administered as an infusion once every 21 days
once every 21 days
Median Time to Response
After cycle 2 and repeated every 2 cycles up to Cycle 10, up to 26 months
Duration of Response
After cycle 2 and repeated every 2 cycles up to Cycle 10, up to 26 months
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
SB-715992EXPERIMENTALFemales with advanced or metastatic breast cancer were administered Ispinesib

Interventions

NameTypeDescription
IspinesibDRUG -
CapecitabineDRUG -
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Eligibility Criteria

Age Range18 Years to N/A
SexFEMALE
Healthy VolunteersNo
Study Sites9

Inclusion criteria: * Must have a screening CA-125 of greater than or equal to 40 U/ml. * Must have received only one prior platinum/taxane-based chemotherapy regimen. * Blood tests will be done to check if blood counts are adequate for taking part in the study. Exclusion criteria: * Received mor...

Countries:United StatesBelgiumMalaysiaSingaporeUnited Kingdom
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Frequently asked questions about Ispinesib

What is ispinesib used for?

Ispinesib is an investigational small molecule studied in oncology for the treatment of solid tumors, including breast cancer, non-small-cell lung cancer, and ovarian cancer. It has been evaluated in Phase 2 clinical trials in these indications. It is not approved for any use and remains in clinical development.

What does ispinesib target?

Ispinesib targets KIF11, a kinesin motor protein, and acts as an inhibitor of this target. By inhibiting KIF11, ispinesib interferes with mitotic spindle function during cell division, which is the proposed mechanism for its anticancer activity in solid tumors.

Who is developing ispinesib?

Ispinesib is being developed by GSK plc, which trades under the ticker GSK. The company has sponsored the clinical trials evaluating ispinesib in solid tumors, including breast cancer, non-small-cell lung cancer, and ovarian cancer.

What phase is ispinesib in?

Ispinesib is in Phase 2 clinical development. It is an investigational agent and has not been approved by the FDA or any other regulatory authority. The Phase 2 trials in breast cancer, non-small-cell lung cancer, and ovarian cancer have been completed.

What clinical trials is ispinesib in?

Ispinesib has been studied in completed trials including NCT00119171 in solid tumors with capecitabine, NCT00097409 in platinum-taxane-refractory or resistant relapsed ovarian cancer, NCT00089973 in breast cancer, and NCT00085813 in advanced or metastatic non-small-cell lung cancer. All four trials are completed.