Executed in accordance with FDA human factors and usability engineering guidance, the study is intended to de-risk downstream regulatory review and support a streamlined path toward clinical development Raanana, Israel, Jan. 22, 2026 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (“Polyrizon” or the “Company”), a pre-clinical-stage biotechnology company developing intranasal protective solutions, today announced the initiation of a key usability (Human Factors) study program for its lead product candidat ...