The INSIGHT study: a randomized, Phase III study of ripretinib versus sunitinib for advanced gastrointestinal stromal tumor with KIT exon 11 + 17/18 mutations

Other authors

Institut Català de la Salut

[George S] Dana-Farber Cancer Institute, Boston, MA, USA. [Blay JY] Centre Léon Bérard, Lyon, France. [Chi P] Memorial Sloan Kettering Cancer Center, New York, NY, USA. Weill Cornell Medicine, New York, NY, USA. [Jones RL] Sarcoma Unit, The Royal Marsden NHS Foundation Trust & Institute of Cancer Research, London, UK. [Serrano C] Vall d’Hebron Institute of Oncology (VHIO), Barcelona, Spain. [Somaiah N] The University of Texas MD Anderson Cancer Center, Houston, TX, USA

Vall d'Hebron Barcelona Hospital Campus

Publication date

2024-10-25T09:32:34Z

2024-10-25T09:32:34Z

2024



Abstract

KIT mutations; Gastrointestinal stromal tumor; Targeted therapy


Mutaciones KIT; Tumor del estroma gastrointestinal; Terapia dirigida


Mutacions KIT; Tumor de l'estroma gastrointestinal; Teràpia dirigida


Somatic KIT activating mutations drive most gastrointestinal stromal tumors (GISTs). Disease progression eventually develops with first-line imatinib, commonly due to KIT secondary mutations, and different kinase inhibitors have various levels of treatment efficacy dependent on specific acquired resistance mutations. Ripretinib is a broad-spectrum switch-control KIT/PDGFRA tyrosine kinase inhibitor for patients with advanced GIST who received prior treatment with three or more kinase inhibitors, including imatinib. Exploratory baseline circulating tumor DNA analysis from the second-line INTRIGUE trial determined that patients with advanced GIST previously treated with imatinib harboring primary KIT exon 11 mutations and secondary resistance mutations restricted to KIT exons 17/18 had greater clinical benefit with ripretinib versus sunitinib. We describe the rationale and design of INSIGHT (NCT05734105), an ongoing Phase III open-label study of ripretinib versus sunitinib in patients with advanced GIST previously treated with imatinib exclusively harboring KIT exon 11 + 17/18 mutations detected by circulating tumor DNA.


This study is sponsored by Deciphera Pharmaceuticals, LLC.

Document Type

Article


Published version

Language

English

Publisher

Taylor & Francis

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Attribution-NonCommercial-NoDerivatives 4.0 International

http://creativecommons.org/licenses/by-nc-nd/4.0/

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