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Masitinib in First Line Treatment of Gastro-Intestinal Stromal Tumor (GIST)

A Prospective, Multicenter, Randomized, Open-label, Active-controlled, 2-parallel Group, Phase III Study to Compare Efficacy and Safety of Masitinib at 7.5 mg/kg/Day to Imatinib at 400 or 600 mg in Treatment of Patients With Gastro-intestinal Stromal Tumor in First Line Medical Treatment

Status
Terminated
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00812240
Enrollment
335
Registered
2008-12-22
Start date
2009-01-31
Completion date
2018-07-31
Last updated
2023-02-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Gastrointestinal Stromal Tumors

Keywords

Gastro-Intestinal Stromal Tumor, GIST, metastatic, non resectable locally advanced

Brief summary

Masitinib in First Line Treatment of Gastro-Intestinal Stromal Tumor (GIST)

Detailed description

Masitinib is a selective tyrosine kinase inhibitor with potent activity against wild-type c-Kit, the juxta membrane domain of c-Kit, and PDGFR. In addition to its direct inhibitory action against these kinase targets, masitinib is also thought to promote survival via modulation of immunostimulation-mediated anticancer effects and modulation of the tumor microenvironment. The objective of this prospective, multicenter, randomized, open-label, active-controlled study is to compare the efficacy and safety of masitinib with respect to imatinib in the first line treatment of gastro-intestinal stromal tumor (GIST). Treatment will be given until disease progression, limiting toxicity or patient consent withdrawal.

Interventions

DRUGMasitinib
DRUGImatinib

imatinib 400 mg or 600 mg per day, per os

Sponsors

AB Science
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Main inclusion criteria include: * Histologically proven, metastatic or locally advanced non resectable, or recurrent post-surgery GIST * Naïve patient or patient previously treated with imatinib as neoadjuvant/adjuvant who relapsed after imatinib discontinuation * c-Kit (CD117) positive tumours detected by immuno-histochemically or PDGFR positive if c-Kit negative Main

Exclusion criteria

include: * Patient previously treated by tyrosine kinase inhibitors except imatinib in case of inclusion criteria * Patient treated for a cancer other than GIST within 5 years before enrolment, with the exception of basal cell carcinoma or cervical cancer in situ * Patient with active central nervous system (CNS) metastasis or with history of CNS metastasis

Design outcomes

Primary

MeasureTime frameDescription
Progression Free Survival (PFS)From day of randomization to disease progression or death, assessed for a maximum of 96 months]Progression Free Survival is defined as the time from randomization to first documentation of objective tumor progression (date of tumor assessment documenting progressive disease assessed by CT Scan according to RECIST 1.1 and based on central review) or to death due to any cause (whichever comes first).

Secondary

MeasureTime frameDescription
Overall Survival (OS)From day of randomization to death, assessed for a maximum of 96 monthsOverall survival is defined as time in months from the randomization date to the date of death due to any cause

Countries

France, Lebanon, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026