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Polyrizon Demonstrates Reversible Broad-Spectrum Viral Blocking by Its Intranasal Barrier-Forming Formulation
In-Vitro Data Confirms Strong Protection Against H1N1 Influenza via Physical Barrier Mechanism Ra’anana, Israel, Nov. 06, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (“Polyrizon” or the “Company”), a biotechnology company developing intranasal products based on its proprietary Capture & Contain (C&C) platform, today announced positive in-vitro results for its product candidate, the PL-16 Viral Blocker, a proprietary nasal gel formulation, confirming a broad-spectrum viral blocking eff Nov 6, 2025 - $PLRZ
Polyrizon Announces Positive Pre-Clinical Results: PL-14 Demonstrates Encouraging Allergen-Blocking Efficacy
Ra’anana, Israel, Oct. 06, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (“Polyrizon” or the “Company”), a biotechnology company developing intranasal products based on its proprietary Capture & Contain (C&C) platform, today announced encouraging results from a recent pre-clinical study evaluating the allergen-blocking performance of its PL-14 Allergy Blocker formulation. The study was designed to simulate allergen exposure conditions and assess the ability of PL-14 to prevent allergen Oct 6, 2025 - $PLRZ
Polyrizon Submits Pre-Sub Package to the FDA for PL-14 Allergy Blocker
Ra’anana, Israel, Sept. 19, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (“Polyrizon” or the “Company”), a biotechnology company focusing on the development of intranasal products, today announced the submission of its full pre-submission (Pre-Sub) package to the U.S. Food and Drug Administration (FDA) for its PL-14 product, designed to help individuals suffering from nasal allergies. The submission includes comprehensive documentation covering manufacturing plans, clinical development Sep 19, 2025 - $PLRZ
Polyrizon Reports Successful Intranasal Delivery of PL-14 Allergy Blocker in Latest Study
Ra’anana, Israel, Sept. 12, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (“Polyrizon” or the “Company”), a biotechnology company focusing on the development of intranasal products, today announced encouraging preclinical results supporting the performance of its PL-14 Allergy Blocker, part of its proprietary Capture & Contain (C&C) platform. The study, conducted in collaboration with the University of Parma (Italy), demonstrated targeted deposition in the nasal vestibule—the key anatom Sep 12, 2025 - $PLRZ
Polyrizon Regains Compliance with Nasdaq Listing Requirements
Ra’anana, Israel, Aug. 14, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (“Polyrizon” or the “Company”), a biotechnology company focusing on the development of intranasal products, today announced that it has received formal confirmation from the Hearings Advisor (the “Hearings Advisor”) of the Office of the General Counsel of the Nasdaq Hearings Panel (the “Nasdaq Hearings Panel”) of The Nasdaq Stock Market LLC (“Nasdaq”) that the Company has regained compliance with all applicable lis Aug 14, 2025 - $PLRZ
Polyrizon Retains Nasdaq Listing Following Hearings Panel
Raanana, Israel, July 15, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the “Company” or “Polyrizon”), a development stage biotech company specializing in the development of innovative intranasal hydrogels, announced that it has received a notification letter from the Nasdaq Hearings Panel (the “Panel”) granting the Company’s request for the continued listing of its securities on the Nasdaq Capital Market. As previously reported by the Company on May 23, 2025, the Listing Qualification Jul 15, 2025 - $PLRZ
Polyrizon Reports Promising Results Demonstrating Successful Internasal Delivery of its Innovative Hydrogel Formulation for CNS Therapeutics
Ra’anana, Israel, June 12, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the “Company” or “Polyrizon”), a biotechnology company developing intranasal drug delivery systems, today announced encouraging preclinical results from a recent study evaluating its proprietary hydrogel-based Trap & Target (T&T) platform. The study, conducted in collaboration with the University of Parma (Italy), demonstrated that Polyrizon’s hydrogel formulation achieves targeted deposition in the upper regions Jun 12, 2025 - $PLRZ
Polyrizon Announces Receipt of Nasdaq Delisting Notice
Raanana, Israel, May 23, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the “Company” or “Polyrizon”), a development stage biotech company specializing in the development of innovative intranasal hydrogels, announced that it has received a notification letter from the Listing Qualifications Department of The Nasdaq Stock Market LLC (“Nasdaq”), stating that based on its review of the Company’s public filings with the Securities and Exchange Commission (the “SEC”), its staff has determine May 23, 2025 - $PLRZ
Polyrizon Emerges with Positive Preclinical Data on Nasal Protection Platform
The Company demonstrated strong mucoadhesion and broad surface coverage in ex vivo nasal tissue models Raanana, Israel, May 21, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the “Company” or “Polyrizon”), a development stage biotech company specializing in the development of innovative intranasal hydrogels, announced compelling results from recent ex vivo studies demonstrating the mucoadhesive strength and extensive nasal surface coverage of its proprietary formulation platform. The st May 21, 2025 - $PLRZ
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