Analysis of the functions, efficacy and indications of Sunitinib (Sutent)

Sunitinib (Sunitinib) is an oral small molecule multi-target tyrosine kinase inhibitor (TKI) that inhibits vascular endothelial growth factor receptor (VEGFR ), platelet-derived growth factor receptor (PDGFR), c-KIT and other related kinase activities, block tumor angiogenesis and tumor cell proliferation signals. Its multi-target mechanism of action allows sunitinib to not only inhibit tumor growth, but also reduce the formation of tumor new blood vessels, thereby delaying tumor progression.

Sunitinib is mainly used for the first-line treatment of advanced renal cell carcinoma (RCC), especially for patients who cannot be surgically removed or have metastasis. It is also suitable for patients with gastrointestinal stromal tumors (GIST), especially after treatment failure or resistance to imatinib (Imatinib), and the treatment of rare solid tumors such as pancreatic pheochromocytoma/paraganglioma. Due to its broad-spectrum tyrosine kinase inhibitory effect, sunitinib has shown potential efficacy in a variety of solid tumors.

Clinical studies have shown that sunitinib can significantly prolong progression-free survival (PFS) and overall survival (OS) in patients with advanced renal cell carcinoma. In GIST patients, sunitinib can control the disease and slow down tumor progression in the case of imatinib resistance or intolerance. Multiple trials have shown that patient response to sunitinib is related to tumor type, disease course and previous treatment regimens, and the overall efficacy is stable and predictable.

Sunitinib is usually taken by mouth once daily and is recommended to be taken at a fixed time and as directed by your doctor. During treatment, blood pressure, blood routine, liver and kidney function, and electrocardiogram need to be monitored regularly to prevent adverse reactions such as hypertension, thrombocytopenia, or cardiotoxicity. Patients should pay attention to lifestyle adjustments during medication, such as avoiding infection and overexertion, and promptly report any discomfort to the doctor so that the dosage can be adjusted or auxiliary measures can be taken to ensure efficacy and medication safety.

Reference materials:https://www.drugs.com/