Network meta-analysis of second-line treatment in metastatic renal cell carcinoma: efficacy and safety

Elie El Rassy1, Fouad Aoun2, Ghassan Sleilaty3

  • 1Department of Medical Oncology, Hotel Dieu de France University Hospital, Faculty of Medicine, Saint Joseph University, Beirut, Lebanon.

Insights

The combination of lenvatinib and everolimus is the most effective second-line treatment for metastatic renal cell carcinoma, despite significant side effects. This finding comes from the first network meta-analysis of approved therapies.

Area of Science:

  • Oncology
  • Pharmacology

Background:

  • Metastatic renal cell carcinoma (mRCC) presents significant treatment challenges.
  • Identifying optimal second-line therapies is crucial for improving patient outcomes.

Purpose of the Study:

  • To compare approved second-line treatment options for metastatic renal cell carcinoma.
  • To evaluate the efficacy and safety of various drug regimens using network meta-analysis.

Main Methods:

  • A frequentist network meta-analysis (NMA) was performed.
  • Generalized pairwise modeling was employed to analyze approved drugs in the second-line setting.

Main Results:

  • The combination of lenvatinib and everolimus demonstrated the lowest hazard ratio (HR) for progression-free survival (HR: 0.4) and overall survival (HR: 0.55).
  • This combination was associated with a high incidence of grade 3-4 adverse events (70.6%), leading to treatment discontinuation in 17.6% of patients.

Conclusions:

  • Lenvatinib plus everolimus shows superior efficacy in second-line treatment for mRCC.
  • The significant toxicity profile necessitates careful patient selection and management.