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Company Proposes Planned Phase 2b Neoadjuvant Study Following Successful Completion of Phase 1b TrialKing of Prussia, Pennsylvania--(Newsfile Corp. - September 14, 2026) - Phio Pharmaceuticals Corp. (NASDAQ: PHIO) is a clinical-stage siRNA biopharmaceutical company developing therapeutics using its proprietary INTASYL® gene silencing technology to eliminate cancer. Phio announced today that, following the formal completion of the Phase 1b clinical study, it has submitted a meeting request and...

PH-894 protection for chemical structure, genetic sequencing and broad application for proliferative and infectious diseases in U.S.King of Prussia, Pennsylvania--(Newsfile Corp. - August 11, 2026) - Phio Pharmaceuticals Corp. (NASDAQ: PHIO), a clinical-stage biotechnology company developing immuno-oncology therapeutics based on its proprietary INTASYL® gene-silencing technology, today announced the receipt of a U.S. Notice of Allowance for a patent covering PH-894, further strengthening the...

Strategic milestone advancements for lead clinical candidate PH-762 Initiation of commercial scale API, long term non-clinical toxicology, completion of Phase 1b pharmacology, and new IP announcementsKing of Prussia, Pennsylvania--(Newsfile Corp. - August 6, 2026) - Phio Pharmaceuticals Corp. (NASDAQ: PHIO) is a clinical-stage siRNA biopharmaceutical company developing therapeutics using its proprietary INTASYL® gene silencing technology to eliminate cancer. Phio today reported its financial...

Live Presentation and Q&A: Tuesday, July 28, 2026 12 PM EDTKing of Prussia, Pennsylvania--(Newsfile Corp. - July 22, 2026) - Phio Pharmaceuticals Corp. (NASDAQ: PHIO) is a clinical-stage siRNA biopharmaceutical company developing therapeutics using its proprietary INTASYL® gene silencing technology to eliminate cancer. Phio Pharmaceuticals announced today that Robert Bitterman, CEO and Chairman of the Board, will present an overview of the Company's INTASYL® siRNA platform, including its lead...

Brings extensive experience in patient care, dermatologic research and commercializationKing of Prussia, Pennsylvania--(Newsfile Corp. - July 21, 2026) - Phio Pharmaceuticals Corp. (NASDAQ: PHIO) is a clinical-stage siRNA biopharmaceutical company developing therapeutics using its proprietary INTASYL® gene silencing technology to eliminate cancer. Phio is pleased to announce that R. Todd Plott, M.D. has been appointed to the Board of Directors of Phio Pharmaceuticals. Todd Plott, MD, is a...

Securing additional patent protection in the United States, Canada, and Japan for INTASYL CompoundsKing of Prussia, Pennsylvania--(Newsfile Corp. - July 15, 2026) - Phio Pharmaceuticals Corp. (NASDAQ: PHIO) is a clinical-stage siRNA biopharmaceutical company developing therapeutics using its proprietary INTASYL® gene silencing technology to eliminate cancer. Phio Pharmaceuticals announced today significant progress in the protection of its proprietary innovations across key international...

Phio Pharmaceuticals has strengthened the intellectual property protection surrounding its INTASYL® gene silencing platform after receiving multiple favorable patent decisions across the United States, Canada, and Japan. Key Investor TakeawaysPhio Pharmaceuticals (NASDAQ:PHIO) received three notices of allowance and one patent grant decision covering its INTASYL® compounds.