Antiviral drug development

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Traws Pharma Advances Antiviral Pipeline with Multiple Regulatory Submissions
Globenewswire· 2025-06-30 10:30
Core Insights - Traws Pharma is advancing its antiviral pipeline with multiple regulatory submissions for tivoxavir marboxil (TXM) and ratutrelvir, targeting seasonal and bird flu as well as COVID-19 [1][2][3] Group 1: Tivoxavir Marboxil (TXM) - A Phase 2 study protocol has been submitted to evaluate TXM in patients with seasonal influenza and H5N1 bird flu, aiming for a non-inferiority comparison with XOFLUZA® [2][3] - The study will enroll subjects in Australia and Southeast Asia, regions with high rates of human bird flu infections, to assess TXM's efficacy [2][3] - Traws Pharma is in discussions with the FDA regarding accelerated approval pathways for TXM under the Animal Rule [4][3] - TXM is designed as a single-dose oral treatment with demonstrated in vitro activity against various influenza strains, including H5N1 [8] Group 2: Ratutrelvir - A separate Phase 2 study protocol has been submitted for ratutrelvir, a protease inhibitor for newly diagnosed COVID patients, comparing it to PAXLOVID [4][6] - The study will evaluate a 10-day treatment regimen for ratutrelvir against the 5-day regimen for PAXLOVID, focusing on efficacy, safety, disease rebound, and Long COVID incidence [4][5] - Ratutrelvir is positioned as a ritonavir-independent treatment, potentially broadening its use among patients ineligible for PAXLOVID [9][6] Group 3: Market Potential - The seasonal influenza antiviral market represents a multi-billion dollar opportunity, driven by global health organizations and potential pandemic outbreaks [8] - The COVID-19 treatment market also presents significant potential, with ratutrelvir aiming to address gaps in existing therapies [9]
Cocrystal Pharma to Participate in Noble Capital Markets’ 2025 Emerging Growth Virtual Equity Conference
Globenewswire· 2025-05-28 12:00
Core Insights - Cocrystal Pharma, Inc. will participate in a fireside chat at the Noble Capital Markets' 2025 Emerging Growth Virtual Equity Conference on June 5, 2025 [1] - The company is a clinical-stage biotechnology firm focused on developing antiviral therapeutics targeting various viruses [3] Company Overview - Cocrystal Pharma specializes in discovering and developing novel antiviral drugs aimed at noroviruses, influenza viruses, coronaviruses (including SARS-CoV-2), and hepatitis C viruses [3] - The company utilizes unique structure-based technologies and Nobel Prize-winning expertise to create first- and best-in-class antiviral therapeutics [3] Event Details - Registered investors can request one-on-one meetings with Cocrystal management through the conference registration platform [2] - A video webcast of the presentation will be available approximately 48 hours after the event and archived for 90 days on the company's website and Channelchek [2]
Traws Pharma Announces Receipt of FDA Guidance on Tivoxavir Marboxil and Reports Plans for Pursuing Stockpiling for Pandemic Preparedness
Globenewswire· 2025-05-27 12:00
Core Viewpoint - Traws Pharma is advancing the development of tivoxavir marboxil (TXM) as a treatment for bird flu and seasonal influenza, with recent FDA feedback guiding their regulatory strategy and clinical study plans [1][2][3]. Group 1: FDA Interaction and Development Plans - The FDA provided written responses regarding the development paths for TXM, including the potential use of the Animal Rule for approval [1][2]. - Traws Pharma is requesting a Type D meeting with the FDA to clarify next steps in the development process for TXM [2]. - The company aims to conduct a combined clinical study involving subjects infected with seasonal and bird flu [2]. Group 2: Therapeutic Efficacy and Urgency - Positive therapeutic effects of TXM have been observed in three animal models of bird flu, reinforcing the need for rapid progression towards stockpiling and pandemic readiness [3]. - Traws Pharma has initiated discussions with the Biomedical Advanced Research and Development Authority (BARDA) for stockpiling TXM in preparation for potential pandemics [3]. - The historical context of H5N1 virus outbreaks, which have had death rates up to 50%, underscores the urgency of these actions [3]. Group 3: Product Overview and Market Opportunity - TXM is an investigational oral small molecule designed as a single-dose treatment for bird flu and seasonal influenza, showing potent in vitro activity against various influenza strains [4]. - The seasonal influenza market represents a multi-billion dollar opportunity, driven by global health organizations and government tenders, with additional potential from pandemic outbreaks [4]. - The data supporting TXM's development as a treatment for both bird flu and seasonal flu is considered robust [4].
Cocrystal Pharma Reports First Quarter 2025 Financial Results and Provides Updates on its Antiviral Drug-Development Programs
GlobeNewswire News Room· 2025-05-15 12:00
Core Viewpoint - Cocrystal Pharma is advancing its antiviral product pipeline, particularly focusing on CDI-988, a novel oral pan-viral protease inhibitor targeting norovirus and coronaviruses, with promising in vitro results and plans for human challenge studies [2][9][10]. Antiviral Product Pipeline Overview - The company utilizes a structure-based drug discovery platform to develop broad-spectrum antivirals that target conserved regions of viral enzymes, enhancing efficacy against mutations and reducing side effects [3]. - CDI-988 has shown superior antiviral activity against major norovirus strains, including GII.17 and GII.4, and is positioned as a first-in-class treatment [2][9]. Influenza Programs - Influenza poses a significant global health threat, with approximately 1 billion cases and up to 650,000 deaths annually [4]. - Cocrystal's CC-42344, a PB2 inhibitor, has demonstrated excellent in vitro activity against various influenza A strains, including those resistant to existing antivirals [4][8]. Norovirus Program - Norovirus is responsible for an estimated 21 million cases in the U.S. annually, leading to significant healthcare costs and hospitalizations [6]. - There is currently no effective treatment or vaccine for norovirus, highlighting the potential market opportunity for CDI-988 [5][6]. SARS-CoV-2 and Other Coronavirus Program - CDI-988 has shown potent in vitro activity against SARS-CoV-2 and other coronaviruses, with the global COVID-19 therapeutics market projected to exceed $16 billion annually by 2031 [7]. Financial Results - For Q1 2025, research and development expenses were $1.4 million, down from $3.0 million in Q1 2024, primarily due to reduced personnel costs [11]. - The net loss for Q1 2025 was $2.3 million, or $0.23 per share, compared to a net loss of $4.0 million, or $0.39 per share, in Q1 2024 [12]. - As of March 31, 2025, the company reported unrestricted cash of $6.9 million, down from $9.9 million at the end of 2024 [13].
Cocrystal Pharma's Norovirus Oral Antiviral Candidate Demonstrates Potent Activity Against the Emerging GII.17 Variants
Newsfilter· 2025-04-24 12:00
Core Insights - Cocrystal Pharma's investigational drug candidate CDI-988 demonstrates strong binding and potency against the GII.17 protease, similar to its effectiveness against GII.4 norovirus variants, which have been the dominant strains until recently [1][2] - The company plans to initiate a human norovirus challenge study in 2025 to evaluate CDI-988 for the prevention and treatment of norovirus infections [1][6] Company Overview - Cocrystal Pharma, Inc. is a clinical-stage biotechnology company focused on developing novel antiviral therapeutics targeting noroviruses, influenza viruses, coronaviruses, and hepatitis C viruses [5] - The company utilizes unique structure-based technologies and expertise in structural biology to create first- and best-in-class antiviral drugs [5] Product Development - CDI-988 is a pan-viral protease inhibitor designed for broad-spectrum antiviral activity against noroviruses and coronaviruses, with a novel mechanism of action [3][4] - A Phase 1 study has been completed, showing favorable safety and tolerability for CDI-988 in healthy adults [3][6] Market Context - Norovirus is the leading cause of acute gastroenteritis globally, with an estimated 685 million cases and around 50,000 child deaths annually, resulting in a societal cost of approximately $60 billion [2] - The emergence of GII.17 variants has led to increased norovirus outbreaks in the U.S. and Europe [6]
Cocrystal Pharma to Present at Life Science Innovation Northwest 2025 Conference
Globenewswire· 2025-04-16 12:00
Group 1: Company Overview - Cocrystal Pharma, Inc. is a clinical-stage biotechnology company focused on discovering and developing novel antiviral therapeutics targeting the replication processes of various viruses, including influenza, coronaviruses (such as SARS-CoV-2), noroviruses, and hepatitis C viruses [3] - The company utilizes unique structure-based technologies and Nobel Prize-winning expertise to create first- and best-in-class antiviral drugs [3] Group 2: Event Information - Sam Lee, President and co-CEO of Cocrystal Pharma, will present a company overview at the Life Science Innovation Northwest (LSINW) 2025 Conference on April 23, 2025, at 3:00 p.m. Pacific time [1] - The LSINW conference is the largest annual life science event in the Pacific Northwest, featuring over 700 attendees and 80+ presentations from companies and research institutions [2] - The conference includes keynote addresses from industry leaders, panel discussions on emerging trends, and a startup fast pitch showdown, making it a significant event for the life science community in the region [2]