CytoSorbents Provides U.S. FDA and Health Canada Regulatory Update for DrugSorb-ATR
CytoSorbents (NASDAQ: CTSO) provided regulatory updates regarding DrugSorb-ATR, its FDA-designated Breakthrough Device, in both the U.S. and Canada. The FDA has scheduled an appeal hearing for the company's supervisory review, expected to complete by August 2025.
In Canada, Health Canada issued a Notice of Refusal for the Medical Device License application. CytoSorbents plans to file a Level 1 "Request for Reconsideration" by July 25, 2025. DrugSorb-ATR is designed to reduce bleeding severity in patients undergoing coronary artery bypass grafting (CABG) surgery within 2 days of stopping Brilinta®. The company expects final regulatory decisions from both authorities by year-end 2025.
CytoSorbents (NASDAQ: CTSO) ha fornito aggiornamenti normativi riguardanti DrugSorb-ATR, il dispositivo designato come Breakthrough Device dalla FDA, sia negli Stati Uniti che in Canada. La FDA ha programmato un'udienza di appello per la revisione supervisoria dell'azienda, con conclusione prevista entro agosto 2025.
In Canada, Health Canada ha emesso un Avviso di Rifiuto per la domanda di Licenza del Dispositivo Medico. CytoSorbents intende presentare una Richiesta di Riesame di Livello 1 entro il 25 luglio 2025. DrugSorb-ATR è progettato per ridurre la gravità delle emorragie nei pazienti sottoposti a intervento di bypass coronarico (CABG) entro 2 giorni dalla sospensione di Brilinta®. L'azienda prevede decisioni normative finali da entrambe le autorità entro la fine del 2025.
CytoSorbents (NASDAQ: CTSO) proporcionó actualizaciones regulatorias sobre DrugSorb-ATR, su Dispositivo de Avance designado por la FDA, tanto en EE. UU. como en Canadá. La FDA ha programado una audiencia de apelación para la revisión supervisora de la empresa, con finalización esperada para agosto de 2025.
En Canadá, Health Canada emitió un Aviso de Rechazo para la solicitud de Licencia de Dispositivo Médico. CytoSorbents planea presentar una Solicitud de Reconsideración de Nivel 1 antes del 25 de julio de 2025. DrugSorb-ATR está diseñado para reducir la gravedad del sangrado en pacientes que se someten a cirugía de bypass de arteria coronaria (CABG) dentro de los 2 días posteriores a la suspensión de Brilinta®. La empresa espera decisiones regulatorias finales de ambas autoridades para finales de 2025.
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CytoSorbents (NASDAQ : CTSO) a fourni des mises à jour réglementaires concernant DrugSorb-ATR, son dispositif désigné Breakthrough Device par la FDA, aux États-Unis et au Canada. La FDA a programmé une audience d’appel pour la révision supervisée de l’entreprise, dont la conclusion est prévue pour août 2025.
Au Canada, Santé Canada a émis un avis de refus pour la demande de licence de dispositif médical. CytoSorbents prévoit de déposer une demande de réexamen de niveau 1 avant le 25 juillet 2025. DrugSorb-ATR est conçu pour réduire la gravité des saignements chez les patients subissant une chirurgie de pontage coronarien (CABG) dans les 2 jours suivant l’arrêt de Brilinta®. L’entreprise s’attend à des décisions réglementaires finales des deux autorités d’ici la fin de l’année 2025.
CytoSorbents (NASDAQ: CTSO) gab regulatorische Updates zu DrugSorb-ATR bekannt, ihrem von der FDA als Breakthrough Device eingestuften Produkt, sowohl in den USA als auch in Kanada. Die FDA hat eine Berufungsverhandlung für die Überprüfungsaufsicht des Unternehmens angesetzt, die voraussichtlich bis August 2025 abgeschlossen sein wird.
In Kanada hat Health Canada eine Ablehnungsmitteilung für den Antrag auf eine Medizinproduktlizenz erlassen. CytoSorbents plant, bis zum 25. Juli 2025 einen Level-1-Antrag auf Neubewertung einzureichen. DrugSorb-ATR wurde entwickelt, um die Schwere von Blutungen bei Patienten zu reduzieren, die sich innerhalb von 2 Tagen nach Absetzen von Brilinta® einer koronaren Bypass-Operation (CABG) unterziehen. Das Unternehmen erwartet endgültige regulatorische Entscheidungen beider Behörden bis Ende 2025.
- DrugSorb-ATR has FDA Breakthrough Device designation
- Product addresses unmet medical need with no current approved alternatives
- Company has opportunity for direct interaction with FDA senior leadership
- Multiple appeal pathways available in both U.S. and Canada
- FDA De Novo Request has remaining deficiencies requiring appeal
- Health Canada issued Notice of Refusal for Medical Device License
- Regulatory approval timeline extended due to appeals process
- Product faces regulatory challenges in two major markets simultaneously
Insights
CytoSorbents faces regulatory setbacks for DrugSorb-ATR with both FDA and Health Canada, delaying potential approval until late 2025.
CytoSorbents has provided an update on its regulatory pathway for DrugSorb-ATR, their blood purification device designed to reduce bleeding severity in patients undergoing coronary artery bypass grafting (CABG) surgery soon after taking the blood thinner Brilinta. The update reveals notable challenges on two regulatory fronts.
The FDA has scheduled an appeal hearing for the company's supervisory review request, following what appears to be initial rejection of their De Novo application. This administrative appeal process will allow direct engagement with FDA senior leadership and is expected to conclude by August 2025. The company believes remaining deficiencies can be resolved through this process.
Simultaneously, Health Canada has issued a Notice of Refusal for the company's Medical Device License application, citing non-compliance with certain regulations. CytoSorbents plans to file a Level 1 "Request for Reconsideration" by July 25, 2025, as part of Health Canada's prescribed reconsideration process.
This dual regulatory challenge is significant because DrugSorb-ATR targets an unmet medical need. Despite the setbacks, management maintains confidence in eventual approval, projecting final regulatory decisions by year-end 2025.
The appeal processes with both agencies will be critical to watch, as they will determine if and when this FDA-designated Breakthrough Device reaches the market. The device addresses a growing cardiac surgery need with potentially tens of thousands of patients at risk annually in these markets.
On June 27, 2025, the FDA confirmed the scheduling of an appeal hearing date for the Company's requested supervisory review (administrative appeal) under 21 CFR 10.75. The Company continues to believe remaining deficiencies in its De Novo Request can be effectively resolved through this supervisory review process that enables direct interaction and engagement with FDA senior leadership and our external experts, which is expected to complete by the end of August 2025.
Health Canada Update:
On June 26, 2025, Health Canada issued a Notice of Refusal of the Company's Medical Device License application, citing non-compliance with certain Medical Devices Regulations. As part of Health Canada's prescribed reconsideration process, the Company intends to file a Level 1 "Request for Reconsideration" with the Medical Devices Directorate Bureau Director by July 25, 2025. The prescribed reconsideration process allows for supervisory review and provides the opportunity to directly address issues raised in the Notice of Refusal with staff not involved in the original review and may include input from qualified external subject matter experts. If marketing authorization is not received as part of the reconsideration process, the Company can then file a formal Appeal with the Director General of the Medical Devices Directorate.
"We believe DrugSorb-ATR addresses a critical and growing need in cardiac surgery by helping to reduce the severity of perioperative bleeding in patients undergoing CABG surgery on Brilinta®," said Dr. Phillip Chan, Chief Executive Officer of CytoSorbents. "With no other approved therapies currently available to patients and cardiac surgeons in the
About CytoSorbents Corporation (NASDAQ: CTSO)
is a leader in the treatment of life-threatening conditions in the intensive care unit and cardiac surgery through blood purification. CytoSorbents' proprietary blood purification technologies are based on biocompatible, highly porous polymer beads that can actively remove toxic substances from blood and other bodily fluids by pore capture and surface adsorption. Cartridges filled with these beads can be used with standard blood pumps already in the hospital (e.g. dialysis, continuous renal replacement therapy or CRRT, extracorporeal membrane oxygenation or ECMO, and heart-lung machines), where blood is repeatedly recirculated outside the body, through our cartridges where toxic substances are removed, and then back into the body. CytoSorbents' technologies are used in a number of broad applications. Specifically, two important applications are 1) the removal of blood thinners during and after cardiothoracic surgery to reduce the risk of severe bleeding, and 2) the removal of inflammatory agents and toxins in common critical illnesses that can lead to massive inflammation, organ failure and patient death. The breadth of these critical illnesses includes, for example, sepsis, burn injury, trauma, lung injury, liver failure, cytokine release syndrome, and pancreatitis as well as the removal of liver toxins that accumulate in acute liver dysfunction or failure, and the removal of myoglobin in severe rhabdomyolysis that can otherwise lead to renal failure. In these diseases, the risk of death can be extremely high, and there are few, if any, effective treatments.
CytoSorbents' lead product,, is approved in theEuropean UnionԻ distributed in over 70 countries worldwide, with more than 270,000 devices used cumulatively to date. CytoSorb was originally launched in theEuropean Unionunder CE mark as the first cytokine adsorber. Additional CE mark extensions were granted for bilirubin and myoglobin removal in clinical conditions such as liver disease and trauma, respectively, and forԻremoval in cardiothoracic surgery procedures. CytoSorb has also receivedinthe United Statesfor use in adult critically ill COVID-19 patients with impending or confirmed respiratory failure. CytoSorb is not yet approved or cleared intheUnited States.
In the
The Company has numerous marketed products and products under development based upon this unique blood purification technology protected by many issuedU.S.and international patents and registered trademarks, and multiple patent applications pending, including ECOS-300CY®, CytoSorb-XL�, HemoDefend-RBC�, HemoDefend-BGA�, VetResQ®, K+ontrol�, DrugSorb�, ContrastSorb, and others. For more information, please visit the Company's website ator follow us onԻ.
Forward-Looking Statements
This press release includes forward-looking statements intended to qualify for the safe harbor from liability established by the Private Securities Litigation Reform Act of 1995. These forward-looking statements include, but are not limited to, statements about our plans, objectives, future targets and outlooks for our business, representations and contentions, and the outcome of our regulatory submissions, and are not historical facts and typically are identified by use of terms such as "may," "should," "could," "expect," "plan," "anticipate," "believe," "estimate," "predict," "potential," "continue" and similar words, although some forward-looking statements are expressed differently. You should be aware that the forward-looking statements in this press release represent management's current judgment and expectations, but our actual results, events and performance could differ materially from those in the forward-looking statements. Factors which could cause or contribute to such differences include, but are not limited to, our restructuring of our direct sales team and strategy in
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Peter J. Mariani, Chief Financial Officer
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Investor Relations Contact:
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