NEC reports Phase I/II results for oral breast cancer therapy NECVAX-NEO1

• NEC will present Phase I/II results for oral cancer therapy NECVAX-NEO1 at ESMO in Madrid on October 23, 2026.
• The trial tested the individualized therapy with pembrolizumab and chemotherapy before surgery in patients with early-stage triple-negative breast cancer.
• Treatment was generally well tolerated, with immune responses detected in all patients; some had no remaining cancer detected at surgery.
• The trial is expanding to 28 patients, including U.S. participants following regulatory clearance, with the second cohort receiving a higher dose.

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