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Afamitresgene autoleucel

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Afamitresgene autoleucel
Clinical data
Trade namesTecelra
Other namesMAGE-A4C1032T
License data
Routes of
administration
Intravenous infusion
ATC code
  • None
Legal status
Legal status
Identifiers
UNII

Afamitresgene autoleucel, sold under the brand name Tecelra is a T cell immunotherapy used for the treatment of synovial sarcoma.[1][2]

The most common adverse reactions include cytokine release syndrome, nausea, vomiting, fatigue, infections, pyrexia, constipation, dyspnea, abdominal pain, non-cardiac chest pain, decreased appetite, tachycardia, back pain, hypotension, diarrhea, and edema.[3]

Afamitresgene autoleucel was approved for medical use in the United States in August 2024.[2][3][4]

Medical uses

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Afamitresgene autoleucel is a melanoma-associated antigen A4 (MAGE-A4)-directed genetically modified autologous T cell immunotherapy indicated for the treatment of adults with unresectable or metastatic synovial sarcoma who have received prior chemotherapy, are HLA-A*02:01P, -A*02:02P, -A*02:03P, or -A*02:06P positive and whose tumor expresses the MAGE-A4 antigen as determined by FDA-approved or cleared companion diagnostic devices.[1][3]

Adverse effects

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The US Food and Drug Administration (FDA) prescribing information includes a boxed warning for serious or fatal cytokine release syndrome, which may be severe or life-threatening.[3]

The most common adverse reactions include cytokine release syndrome, nausea, vomiting, fatigue, infections, pyrexia, constipation, dyspnea, abdominal pain, non-cardiac chest pain, decreased appetite, tachycardia, back pain, hypotension, diarrhea, and edema.[3] The most common grade 3 or 4 laboratory abnormalities include lymphocyte count decreased, neutrophil count decreased, white cell blood count decreased, red blood cell decreased, and platelet count decreased.[3]

History

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Efficacy was evaluated in SPEARHEAD-1, cohort 1, a multicenter, single-arm, open-label clinical trial that enrolled HLA-A*02:01-03 and 06 allele positive participants with inoperable or metastatic synovial sarcoma who had received prior systemic therapy with either doxorubicin and/or ifosfamide and whose tumor expressed the MAGE-A4 tumor antigen.[3] Participants received lymphodepleting chemotherapy with fludarabine and cyclophosphamide.[3] Fifty-two participants with synovial sarcoma were enrolled and underwent leukapheresis, eight of whom did not receive afamitresgene autoleucel due to death (n=3), loss of eligibility prior to lymphodepleting chemotherapy (n=3), withdrawal by patient (n=1), and investigator decision (n=1).[3] Forty-five participants received lymphodepletion and one patient withdrew consent before treatment, for a total of 44 participants who received a single infusion of afamitresgene autoleucel.[3]

Society and culture

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Afamitresgene autoleucel was approved for medical use in the United States under the accelerated approval pathway in August 2024.[2][3] The FDA granted the application for famitresgene autoleucel regenerative medicine advanced therapy, priority review, and orphan drug designations.[3]

Names

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Afamitresgene autoleucel is the international nonproprietary name.[5]

References

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  1. ^ a b c "Tecelra (afamitresgene autoleucel) suspension, for intravenous infusion". U.S. Food and Drug Administration (FDA). Archived from the original on 5 August 2024. Retrieved 5 August 2024.
  2. ^ a b c d "Tecelra (afamitresgene autoleucel)". U.S. Food and Drug Administration. 1 August 2024. Archived from the original on 5 August 2024. Retrieved 5 August 2024.
  3. ^ a b c d e f g h i j k l "FDA grants accelerated approval to afamitresgene autoleucel for unresectable or metastatic synovial sarcoma". U.S. Food and Drug Administration (FDA). 2 August 2024. Archived from the original on 4 August 2024. Retrieved 5 August 2024. Public Domain This article incorporates text from this source, which is in the public domain.
  4. ^ "Adaptimmune Receives U.S. FDA Accelerated Approval of Tecelra (afamitresgene autoleucel), the First Approved Engineered Cell Therapy for a Solid Tumor" (Press release). Adaptimmune. 2 August 2024. Archived from the original on 4 August 2024. Retrieved 5 August 2024 – via Business Wire.
  5. ^ World Health Organization (2020). "International nonproprietary names for pharmaceutical substances (INN): recommended INN: list 84". WHO Drug Information. 34 (3). hdl:10665/340680.

Further reading

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