Cost Effectiveness of the Third-Generation Tyrosine Kinase Inhibitor (TKI) Ponatinib, vs. Second-Generation TKIs or

Carsten Hirt1, Sergio Iannazzo2, Silvia Chiroli3,4

  • 1Department of Internal Medicine C, Hematology and Oncology, Greifswald University Medical Center, Greifswald, Germany.

Insights

Ponatinib offers improved outcomes for chronic-phase chronic myeloid leukemia patients in third-line treatment. This tyrosine kinase inhibitor demonstrates cost-effectiveness compared to other options across Germany, Sweden, and Canada.

Area of Science:

  • Hematology
  • Pharmacoeconomics
  • Oncology

Background:

  • Third-line treatment for chronic-phase chronic myeloid leukemia (CML) involves tyrosine kinase inhibitors (TKIs) or allogeneic hematopoietic stem cell transplantation (alloHSCT).
  • Assessing the cost-effectiveness of novel treatments is crucial for healthcare systems.

Purpose of the Study:

  • To evaluate the cost-effectiveness of ponatinib as a third-line treatment for chronic-phase CML.
  • Comparison against second-generation TKIs (dasatinib, nilotinib, bosutinib) and alloHSCT from a public healthcare perspective in Germany, Sweden, and Canada.

Main Methods:

  • A lifetime horizon Markov model was developed.
  • Clinical outcomes were sourced from literature and the PACE trial; resource use and costs were based on national tariffs.
  • Quality-adjusted life-years (QALYs) were calculated, with costs and benefits discounted at 3% or 5% depending on the country.

Main Results:

  • Ponatinib demonstrated superior QALYs compared to second-generation TKIs and alloHSCT in all studied countries.
  • Incremental cost-effectiveness ratios (ICERs) for ponatinib vs. second-generation TKIs ranged from US$21,543/QALY to $58,515/QALY.
  • Ponatinib was dominant over alloHSCT in Germany and showed favorable ICERs in Sweden and Canada.

Conclusions:

  • Ponatinib presents a potentially cost-effective option for third-line chronic-phase CML treatment in Germany, Sweden, and Canada.
  • Improved outcomes are attributed to higher response rates and longer response durations.
  • The lack of indirect comparisons is noted as a study limitation.
Abstract

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