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Targeted treatment for advanced soft tissue sarcoma: profile of pazopanib
Rajeev Rajendra1, Robin L Jones, Seth M Pollack
1University of Washington/Fred Hutchinson Cancer Research Center, Seattle, WA, USA.
Abstract:
Soft tissue sarcomas comprise approximately 1% of all adult solid malignancies. While chemotherapy is the mainstay of treatment for patients with metastatic or inoperable disease, overall survival for these patients is approximately 12 months, highlighting the need for novel agents. Both laboratory and clinical data have suggested that antiangiogenic agents may have a role in the treatment of soft tissue sarcomas. Pazopanib is a multitargeted receptor tyrosine kinase inhibitor with antiangiogenic activity. The randomized, double-blind, placebo-controlled, Phase III PALETTE (pazopanib for metastatic soft-tissue sarcoma) study demonstrated improved progression-free survival in patients receiving pazopanib compared with placebo. In this review, we discuss the rationale and clinical evidence for the use of pazopanib in the treatment of metastatic and inoperable soft tissue sarcomas.
Insights
Pazopanib, an antiangiogenic drug, improved progression-free survival in patients with metastatic soft tissue sarcoma compared to placebo. This highlights pazopanib as a novel therapeutic option for advanced soft tissue sarcomas.
Area of Science:
- Oncology
- Pharmacology
Background:
- Soft tissue sarcomas are rare adult solid tumors.
- Current treatments like chemotherapy offer limited survival benefits for metastatic disease.
Purpose of the Study:
- To review the rationale and clinical evidence for pazopanib in treating soft tissue sarcomas.
- To evaluate pazopanib as a novel therapeutic agent for advanced soft tissue sarcomas.
Main Methods:
- Review of laboratory and clinical data.
- Discussion of the Phase III PALETTE study (pazopanib for metastatic soft-tissue sarcoma).
Main Results:
- Pazopanib demonstrated improved progression-free survival in patients with metastatic soft tissue sarcoma.
- The study was a randomized, double-blind, placebo-controlled Phase III trial.
Conclusions:
- Antiangiogenic agents, like pazopanib, show promise in treating soft tissue sarcomas.
- Pazopanib is a viable treatment option for patients with metastatic or inoperable soft tissue sarcomas.
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