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Sunitinib
Daniel Y C Heng1, Christian Kollmannsberger
1BC Cancer Agency, Vancouver, British Columbia, Canada. ckollmannsberger@bccancer.bc.ca
Abstract:
Sunitinib is an oral multikinase inhibitor that blocks the vascular endothelial growth factor receptor (VEGFR), platelet-derived growth factor receptor (PDGFR) alpha and beta, c-kit, and other receptors. These attributes have proven to be efficacious in the treatment of metastatic renal cell carcinoma (RCC) and unresectable gastrointestinal stromal tumors (GIST). Most side effects, including hypertension, hand-foot syndrome, and diarrhea are generally well manageable. Clinical trials are underway to determine the efficacy of sunitinib in other tumor types including metastatic breast, colorectal, and lung cancers. This chapter will detail the preclinical data leading to the results of the pivotal phase III clinical trials that have led to the widespread use of sunitinib in metastatic RCC and advanced GIST.
Insights
Sunitinib, an oral multikinase inhibitor, effectively treats advanced renal cell carcinoma and gastrointestinal stromal tumors. Ongoing trials explore its efficacy in other cancers, with manageable side effects reported.
Area of Science:
- Oncology
- Pharmacology
- Molecular Biology
Background:
- Sunitinib is an oral multikinase inhibitor targeting VEGFR, PDGFR, and c-kit.
- These targets are crucial in the progression of various cancers.
Purpose of the Study:
- To review preclinical data and pivotal Phase III trial results for sunitinib.
- To highlight the efficacy of sunitinib in metastatic renal cell carcinoma (RCC) and advanced gastrointestinal stromal tumors (GIST).
Main Methods:
- Analysis of preclinical studies investigating sunitinib's molecular targets.
- Review of Phase III clinical trial data for sunitinib in RCC and GIST.
Main Results:
- Sunitinib demonstrated significant efficacy in treating metastatic RCC and unresectable GIST.
- Common side effects like hypertension and hand-foot syndrome were generally manageable.
Conclusions:
- Sunitinib is a well-established treatment for metastatic RCC and advanced GIST.
- Further clinical trials are investigating sunitinib's potential in other cancer types.
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