Press Releases

ENA Respiratory Receives USPTO Notice of Allowance for Two Patents Covering TLR2 Agonists and Rhinovirus-Mediated COPD Exacerbations

Melbourne, Australia, 15 June 2026 – ENA Respiratory, a clinical-stage pharmaceutical company developing innate immune modulators for the prevention of complications associated with respiratory viral infections in at-risk populations, announces today that it has received a Notice of Allowance from the U.S. Patent and Trademark Office (USPTO) for two patent applications notably a composition-of-matter patent […]

ENA Respiratory Successfully Completes First Part of Phase II Study of INNA-051 Nasal Spray Designed to Protect Against Symptomatic Viral Respiratory Infections

Melbourne, Australia, 11 May 2026 – ENA Respiratory, a clinical-stage pharmaceutical company developing antiviral host defence enhancers to minimize the impact of symptomatic viral respiratory infections, today announces the successful completion of Part A of its Phase IIa community study of INNA-051, and progression to Part B. INNA-051 is a virus-agnostic, once-weekly, dry powder nasal […]

ENA Respiratory Appoints Melissa Faris to Board

Melbourne, Australia, 23 April 2026 – ENA Respiratory, a clinical-stage pharmaceutical company developing antiviral host defence enhancers to minimize the impact of symptomatic viral respiratory infections, today announces the appointment of Melissa Faris as an independent Non-Executive Director. Melissa is Chief Business Officer of OMass Therapeutics, a leading UK-based private biotechnology company, and was previously […]

ENA Respiratory Announces Dosing of First Participants in Phase II Study of INNA-051 Nasal Spray Designed to Protect Against Symptomatic Viral Respiratory Infections

Melbourne, Australia, 29 January 2026 – ENA Respiratory, a clinical-stage pharmaceutical company developing antiviral host defense enhancers to minimize the impact of symptomatic viral respiratory infections, today announces it has dosed the first participants in its Phase II community study of INNA-051, with the first participant dosing now completed. INNA-051 is a virus-agnostic, once-weekly, dry […]

ENA Respiratory Attracts US$22.4m (AU$34m) to Fund Phase II Development of INNA-051 Nasal Spray Designed to Protect Against Symptomatic Viral Respiratory Infections

Melbourne, Australia, 22 October 2025 – ENA Respiratory, a clinical-stage pharmaceutical company developing antiviral host defense enhancers to minimize the impact of symptomatic viral respiratory infections, announces today that it has raised US$22.4m (AUD$34m) in its Series B financing. The Company welcomed new investment from the Gates Foundation and the previously announced contribution from Flu […]

ENA Respiratory Appoints International Pharma Experts as Strategic Advisors to Support Development of INNA-051 Antiviral Host Defence Enhancer

Melbourne, Australia, 6 May 2025 – ENA Respiratory, a clinical-stage pharmaceutical company developing antiviral host defence enhancers to minimize the impact of viral respiratory infections, announces today that it has appointed Kenny Simmen PhD and Alison Humbles PhD as Strategic Advisors. Dr Simmen and Dr Humbles bring decades of experience gained in big pharma, specifically […]