Immutep LAG-3 Inhibitor May Have Path Forward

After missing statistical significance in PD-L1+ head-and-neck cancer, Immutep presents data showing eftilagimod with Keytruda can offer efficacy in PD-L1-negative patients.

3d illustration of T cells attacking a cancer cell
Immutep thinks its LAG-3 inhibitor can improve immune response for PD-1 agents

Immutep S.A. thinks it may have identified a niche opportunity for its LAG-3 immunotherapy in head-and-neck cancer, albeit from a small and non-controlled sample of a Phase IIb study that earlier this year yielded uninspiring data. The Australian company and analysts are contending that eftilagimod alfa, in combination with Merck & Co., Inc.’s Keytruda (pembrolizumab), might offer a chemotherapy-sparing regimen that would offer comparable efficacy in a tough-to-treat patient population with better safety and tolerability.

Key Takeaways
  • Hoping to find a path forward after a disappointing Phase II trial in head-and-neck cancer, Immutep finds that its LAG-3 agent combined with Keytruda bests Keytruda monotherapy in PD-L1-negative patients.

At the European Society of Medical Oncology virtual plenary session on 11 July, Immutep reported that eftilagimod produced a 35.5%...

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