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ArriVent Announces Positive Interim Firmonertinib Monotherapy Data From Global Phase 1b Study in EGFR PACC Mutant Non-Small Cell Lung Cancer and Plans to Advance into a Global Pivotal Study

16.0 months median progression free survival (mPFS) with firmonertinib 240 mg by blinded independent central review (BICR) in first-line patients Robust

articleArrivent Biopharma, Inc.June 23, 20253/company/arrivent-biopharma-inc-common-stock/news/arrivent-announces-positive-interim-firmonertinib-monotherapy-data-global-phase-1b
ArriVent Announces Positive Interim Firmonertinib Monotherapy Data From Global Phase 1b Study in EGFR PACC Mutant Non-Small Cell Lung Cancer and Plans to Advance into a Global Pivotal Study

About this update from Arrivent Biopharma, Inc.

[{"type":"text","content":"16.0 months median progression free survival (mPFS) with firmonertinib 240 mg by blinded independent central review (BICR) in first-line patients Robust central nervous system (CNS) activity; 41% (7/17) confirmed complete response (CR) and 53% confirmed overall response (ORR) in CNS evaluable disease patients by BICR in overall cohort Enrollment of first patient in a randomized, global pivotal Phase 3 (ALPACCA) study in first-line PACC patients expected in the second half of 2025 ArriVent to host virtual webinar today at 8 am ET NEWTOWN SQUARE, Pa., June 23, 2025 (GLOBE NEWSWIRE) -- ArriVent BioPharma, Inc. (Company or ArriVent) (Nasdaq: AVBP), a clinical-stage company dedicated to accelerating the global development of innovative biopharmaceutical therapeutics, today announced encouraging additional follow up proof-of-concept data from the randomized global Phase 1b FURTHER trial for first-line firmonertinib monotherapy in patients with non-small cell lung cancer (NSCLC) harboring EGFR PACC mutations and a clinical development update for the firmonertinib program for the treatment of EGFR PACC mutant NSCLC. ArriVent plans to host a virtual webinar today June 23, 2025 at 8 am ET. To register for the event, please click here. “We are encouraged by the strong progression-free survival and durable systemic responses with long term firmonertinib treatment in frontline patients with EGFR PACC mutant NSCLC. Moreover, the generally well-tolerated safety profile is consistent with what has been clinically established,” said Bing Yao, Ph.D., Chairman and Chief Executive Officer of ArriVent. “We believe these Phase 1b findings support the advancement of firmonertinib towards a registration study for EGFR PACC mutant NSCLC, with potential for accelerated approval. We expect to enroll the first patient in the second half of 2025 in our randomized, global pivotal ALPACCA Phase 3 trial.” Stuart Lutzker, M.D., Ph.D., Co-Founder and President of R&D of ArriVent added, “Patients with PACC mutant NSCLC represent an underserved population. We believe the interim median progression free survival of 16 months observed in the FURTHER study is clinically meaningful, and together with the compelling CNS activity and favorable safety profile underscore the potential of firmonertinib to address unmet needs across patients with PACC mutations as a once da...

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