Status:

COMPLETED

Study for Patients Previously Treated in Avapritinib Clinical Trials

Lead Sponsor:

Blueprint Medicines Corporation

Conditions:

Gastrointestinal Stromal Tumors

Eligibility:

All Genders

18+ years

Phase:

PHASE4

Brief Summary

This is an open-label extension study to provide long term safety data for GIST patients who are deriving clinical benefit from avapritinib upon the completion of avapritinib clinical trials.

Eligibility Criteria

Inclusion

  • Patient has histologically confirmed metastatic or unresectable GIST as established by entry in a previous avapritinib clinical trial and has been receiving treatment with avapritinib on one of these trials.
  • Patient continues to receive clinical benefit from avapritinib treatment, as assessed by the investigator.
  • Patient or legal guardian, if permitted by local regulatory authorities, provides informed consent.

Exclusion

  • Patient requires therapy with a concomitant medication that is a strong inhibitor or strong inducer of cytochrome P450 (CYP) 3A4
  • Patient has a history of intracranial bleeding either prior to or during avapritinib treatment
  • Patients who have poor organ function, defined as Adverse Events of NCI CTCAE version 5.0 Grade 3 or higher at the time of enrollment must delay start of treatment until symptoms return to Grade 2 or baseline, or the start of treatment has been approved by the Sponsor.
  • Patients who have ongoing cognitive or mood effects Adverse Events of NCI CTCAE version 5.0 higher than Grade 1 must delay start of treatment until symptoms return to Grade 1 or baseline.
  • Women who are unwilling, if not postmenopausal or surgically sterile, to abstain from sexual intercourse or employ highly effective contraception from the time of enrollment and for at least 30 days after the last dose of avapritinib. Men who are unwilling, if not surgically sterile, to abstain from sexual intercourse or employ highly effective contraception from the time of first dose and for at least 90 days after the last dose of avapritinib.
  • Women who are pregnant.
  • Women who are breast feeding.

Key Trial Info

Start Date :

May 21 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

November 23 2023

Estimated Enrollment :

2 Patients enrolled

Trial Details

Trial ID

NCT04825574

Start Date

May 21 2021

End Date

November 23 2023

Last Update

November 26 2024

Active Locations (1)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 1 (1 locations)

1

Gustave Roussy Cancer Campus Grand Paris Institut de Cancerologie Gustave-Roussy

Villejuif, Val-de-Marne, France, 94800