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... Read More

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... Read More

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... Read More

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... Read More

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... Read More

Ra’anana, Israel, July 22, 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),... Read More

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... Read More

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... Read More

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... Read More

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... Read More

Raanana, Israel, May 13, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the “Company” or “Polyrizon”), a development stage biotech company specializing in the development of innovative intranasal hydrogels, recently announced the initiation of preclinical studies for intranasal Benzodiazepines (BZDs), a first-line treatment for acute repetitive seizures (ARS) and status epilepticus, using its proprietary drug... Read More

Raanana, Israel, April 25, 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 today the successful preliminary safety study for a formulation of its PL-14 Allergy Blocker, marking a significant advancement in the product’s development path. Conducted on fully differentiated... Read More

Raanana, Israel, April 11, 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 today that on April 8, 2025, the Company received a written notice from the Nasdaq Stock Market LLC (“Nasdaq”) indicating that the Company was not in compliance with Nasdaq Listing Rule 5550(a)(2),... Read More

Raanana, Israel, April 02, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ), a biotech company specializing in innovative intranasal hydrogels, today announced that it has entered into an agreement with a globally recognized branding and trademark consultancy firm, renowned for working with leading pharmaceutical and medical device companies worldwide. Under this collaboration, the firm will develop a strategic brand... Read More

RAANANA, ISRAEL, April 01, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (NASDAQ: PLRZ) (the “Company”), a biotech company specializing in innovative intranasal hydrogels, today announced the closing of its previously announce private placement of approximately $17.0 million of Ordinary Shares and/or pre-funded and investor warrants at a price of $0.48 per Ordinary Unit. The offering consisted of the sale of 35,416,667 Ordinary... Read More

RAANANA, ISRAEL, March 31, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (NASDAQ: PLRZ) (the “Company”), a biotech company specializing in innovative intranasal hydrogels, today announced that it has entered into definitive agreements with institutional investors for the purchase and sale of approximately $17.0 million of Ordinary Shares and/or pre-funded and investor warrants at a price of $0.48 per Ordinary Unit. The offering... Read More

Studies to assess efficacy, safety, user experience, and nasal residence time as Company prepares for regulatory path forward Raanana, Israel, March 27, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ), a biotech company specializing in innovative intranasal hydrogels, today announced the structuring of its clinical strategy for PL-14, the Company’s proprietary intranasal allergy blocker for seasonal allergic rhinitis.... Read More

Raanana, Israel, March 25, 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 today the initiation of preclinical studies for intranasal Benzodiazepines (BZDs), a first-line treatment for acute repetitive seizures (ARS) and status epilepticus, using its proprietary drug... Read More

Raanana, Israel, March 14, 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 today that it has signed a non-binding Letter of Intent (LOI) with a biotech company focused on psychedelic-derived therapeutics (“the psychedelic company”), to develop a novel intranasal formulation... Read More

Raanana, Israel, March 13, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the "Company" or "Polyrizon"), a development stage biotech company specializing in the development of innovative intranasal hydrogels, previously announced the initiation of preclinical studies for intranasal Naloxone, a life-saving opioid overdose treatment. As previously announced, the study will be conducted in collaboration with Professor... Read More

Raanana, Israel, March 11, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the "Company" or "Polyrizon"), a development stage biotech company specializing in the development of innovative intranasal hydrogels, today announced that it has filed its Annual Report on Form 20-F for the fiscal year ended December 31, 2024, with the U.S. Securities and Exchange Commission (the "SEC"). The report is available on the SEC's... Read More

Raanana, Israel, March 10, 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 today the initiation of preclinical studies for intranasal Naloxone, a life-saving opioid overdose treatment. The study will be conducted in collaboration with Professor Fabio Sonvico, Associate... Read More

Raanana, Israel, Jan. 30, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the “Company” or “Polyrizon”), a development-stage biotech company specializing in the development of innovative intranasal hydrogels, today announced the filing of a divisional patent application with the Israel Patent Office for its Trap & Target (T&T) platform technology. This application focuses exclusively on protecting the Company’s... Read More

Eurofins CDMO Amatsiaquitaine S.A.S., the GMP manufacturer, to support Polyrizon in future commercialization efforts Raanana, Israel, Jan. 23, 2025 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (the "Company" or "Polyrizon"), a development stage biotech company specializing in the development of innovative intranasal hydrogels, announces today it has commenced preliminary work related to the Good Manufacturing Practice (GMP)... Read More

Raanana, Israel, Dec. 30, 2024 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the "Company" or "Polyrizon"), a development-stage biotech company specializing in the development of innovative intranasal hydrogels, today announced the publication of a national phase patent application by the United States Patent and Trademark Office (“USPTO”). The patent application encompasses key aspects of Polyrizon's two core platform... Read More

Raanana, Israel, Dec. 19, 2024 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the "Company" or "Polyrizon"), a development stage biotech company specializing in the development of innovative intranasal hydrogels, announce today the appointment of Dr. Michal Meir, Senior Consultant at MedTech SME Ltd., as Senior Director of Regulatory and Clinical Affairs. The appointment was made as part of the Company’s preparations... Read More

The engagement with an EU-based GMP manufacturing facility enables timely production and preparation for clinical trial. The EU-based GMP manufacturer has large-scale commercial production capabilities, to support Polyrizon in future commercialization efforts Raanana, Israel, Dec. 18, 2024 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (the "Company" or "Polyrizon"), a development stage biotech company specializing in the development of... Read More

Raanana, Israel, Dec. 13, 2024 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (Nasdaq: PLRZ) (the "Company" or "Polyrizon"), a development stage biotech company specializing in the development of innovative intranasal hydrogels, announces today the appointment of Asaf Azulay, the Managing Director of Eurofins’ Li-Med team, to its leadership as its VP of Regulatory Affairs and Quality Assurance (RA/QA). This strategic appointment... Read More

The engagement with an EU-based GMP manufacturing facility enables timely production and preparation for clinical trial. The EU-based GMP manufacturer has large-scale commercial production capabilities, to support Polyrizon in future commercialization efforts Raanana, Israel, Dec. 02, 2024 (GLOBE NEWSWIRE) -- Polyrizon Ltd. (the "Company" or "Polyrizon"), a development stage biotech company specializing in the development of... Read More