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Published on: June 26, 2019
Vandetanib for the treatment of non-small-cell lung cancer
Hui-li Wong1, Richard H de Boer
1Royal Melbourne Hospital, Department of Medical Oncology, Grattan Street, Parkville, VIC 3050, Australia.
Introduction:
The use of targeted therapies in the treatment of advanced non-small-cell lung cancer (NSCLC) is increasing, especially as conventional chemotherapy affords relatively small benefits at a cost of increased toxicity. Two of the more established therapeutic targets in NSCLC are the vascular endothelial growth factor receptor (VEGFR) and epidermal growth factor receptor (EGFR). Vandetanib is an orally available inhibitor of VEGFR and EGFR signalling and is an attractive therapeutic agent owing to the simultaneous inhibition of both pathways.
Areas Covered:
This review encompasses the clinical efficacy, safety and tolerability of vandetanib in advanced NSCLC. Of particular interest are the randomized Phase III clinical trials, which did not show clinically significant overall survival benefit for vandetanib monotherapy or in combination with standard chemotherapy regimens.
Expert Opinion:
Vandetanib has anti-tumour activity in NSCLC, with improved objective responses and disease control. However, significant survival benefits were not demonstrated in Phase III clinical trials and at present vandetanib is not in further development for use in NSCLC.
Insights
Vandetanib shows anti-tumor activity in advanced non-small-cell lung cancer (NSCLC) by inhibiting VEGFR and EGFR. However, Phase III trials did not demonstrate significant survival benefits for this targeted therapy.
Area of Science:
- Oncology
- Pharmacology
- Clinical Trials
Background:
- Targeted therapies are increasingly used for advanced non-small-cell lung cancer (NSCLC) due to limitations of conventional chemotherapy.
- Vascular Endothelial Growth Factor Receptor (VEGFR) and Epidermal Growth Factor Receptor (EGFR) are key targets in NSCLC treatment.
- Vandetanib is an oral inhibitor targeting both VEGFR and EGFR signaling pathways.
Purpose of the Study:
- To review the clinical efficacy, safety, and tolerability of vandetanib in advanced NSCLC.
- To analyze data from randomized Phase III clinical trials evaluating vandetanib.
Main Methods:
- Review of clinical efficacy and safety data for vandetanib in advanced NSCLC.
- Focus on randomized Phase III clinical trials comparing vandetanib (monotherapy or combination) with standard treatments.
Main Results:
- Vandetanib demonstrated anti-tumor activity, including improved objective responses and disease control in NSCLC.
- Randomized Phase III trials did not show a clinically significant overall survival benefit for vandetanib.
Conclusions:
- Vandetanib exhibits anti-tumor effects in NSCLC but failed to demonstrate significant survival advantages in Phase III trials.
- Vandetanib is currently not under further development for NSCLC treatment.
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