Lifileucel

(Amtagvi®)

Lifileucel

Drug updated on 12/11/2024

Dosage FormSuspension (intravenous; 7.5 x 109 to 72 x 109 viable cells)
Drug ClassTumor-derived autologous T cell immunotherapies
Ongoing and
Completed Studies
ClinicalTrials.gov

Indication

  • Indicated for the treatment of adult patients with unresectable or metastatic melanoma previously treated with a PD-1 blocking antibody, and if BRAF V600 mutation positive, a BRAF inhibitor with or without a MEK inhibitor

Latest News

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Summary
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  • This summary is based on the review of one randomized controlled trial. [1]
  • Investigator-assessed objective response rate (ORR) was 36% in 66 patients who had progressed after immune checkpoint inhibitors (ICI) and targeted therapy. The Independent Review Committee (IRC)-assessed ORR was 31.4% (95% confidence interval (CI): 24.1% to 39.4%) in 153 patients, with 8 complete responses and 40 partial responses.
  • Median duration of response was not reached at a median study follow-up of 27.6 months, with 41.7% of responses maintained for ≥18 months.
  • Median overall survival (OS) was 13.9 months, and median progression-free survival (PFS) was 4.1 months.
  • Common Grade 3/4 treatment-emergent adverse events (TEAEs) included thrombocytopenia (76.9%), anemia (50.0%), and febrile neutropenia (41.7%).
  • No specific safety concerns beyond the common Grade 3/4 TEAEs were highlighted.
  • The patient population consisted of heavily pretreated individuals with advanced melanoma, having progressed after immune checkpoint inhibitors and targeted therapies, with 81.7% having received both anti-Progressive Disease (PD)-1 and anti-CTLA (Cytotoxic T-Lymphocyte-Associated Protein)-4 therapies. Elevated Lactate Dehydrogenase (LDH) and larger target lesion diameters were associated with lower objective response rates, while patients with normal LDH and smaller target lesions showed better response outcomes. There is no additional population or subgroup information available beyond the baseline disease characteristics and pre-treatment history.