A phase II study of Yondelis® (trabectedin, ET-743) as a 24-h continuous intravenous infusion in pretreated advanced breast cancer
2006

Study of Yondelis in Advanced Breast Cancer

Sample size: 27 publication Evidence: moderate

Author Information

Author(s): Zelek L, Yovine A, Brain E, Turpin F, Taamma A, Riofrio M, Spielmann M, Jimeno J, Misset J L

Primary Institution: Institut Gustave-Roussy, Villejuif, France

Hypothesis

Does Yondelis (trabectedin) show activity in women with advanced breast cancer previously treated with conventional therapies?

Conclusion

Trabectedin can induce tumor response and control in previously treated advanced breast cancer with manageable toxicity.

Supporting Evidence

  • Three confirmed partial responses were observed in patients with measurable disease.
  • Median survival was 10 months.
  • The overall response rate was 14%.

Takeaway

This study tested a new cancer drug called Yondelis in women with advanced breast cancer who had already tried other treatments. It showed that the drug can help shrink tumors and is safe to use.

Methodology

This was a multicenter, open-label, phase II nonrandomised study where trabectedin was administered as a 24-h continuous infusion every 3 weeks to patients with advanced breast cancer.

Potential Biases

Potential biases may arise from the nonrandomised design and the open-label nature of the study.

Limitations

The study had a small sample size and was nonrandomised, which may limit the generalizability of the results.

Participant Demographics

The median age of participants was 54 years, with 63% having two metastatic sites.

Statistical Information

Confidence Interval

95% CI: 4.88–15.18

Digital Object Identifier (DOI)

10.1038/sj.bjc.6603142

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