The U.S. Food and Drug Administration has granted 510(k) clearance to ACON Laboratories for its Flowflex® Plus RSV + Flu A/B + COVID Home Test, marking a significant milestone in consumer healthcare accessibility. This clearance represents the first FDA-approved home test capable of detecting four different respiratory pathogens simultaneously, providing consumers with unprecedented diagnostic capabilities in their own homes.
The Flowflex Plus test is an over-the-counter rapid antigen test that uses lateral flow immunoassay technology to detect and differentiate between respiratory syncytial virus (RSV), influenza A, influenza B, and SARS-CoV-2 antigens from self-collected nasal swab specimens. This 4-in-1 testing approach addresses a critical gap in home diagnostics, as symptoms for these respiratory infections often overlap, making accurate identification challenging without professional medical testing.
This development is particularly important for vulnerable populations, including young children and the elderly. The test is the first respiratory home test cleared by the FDA for children aged 6-23 months when administered by an adult using ACON's proprietary nasal swab guard. This feature provides parents with a reliable tool for early detection of serious respiratory illnesses in infants and toddlers, potentially leading to earlier medical intervention and better health outcomes.
The domestic manufacturing of these tests at ACON's San Diego facility ensures consistent supply chain reliability and supports American manufacturing jobs. Michael Lynch, VP of Sales & Marketing at ACON, emphasized the product's significance, noting that "knowing which infection you have is important for making early treatment decisions, which can lead to better outcomes." The test is expected to provide peace of mind to parents, elderly individuals, immunocompromised patients, and those who regularly interact with at-risk populations.
As respiratory illnesses continue to pose significant public health challenges, this multi-pathogen testing capability could transform how consumers approach respiratory health management. The ability to quickly distinguish between COVID-19, influenza, and RSV infections at home may reduce unnecessary doctor visits and emergency room admissions while enabling more targeted treatment approaches. Additional information about retail availability can be found at https://www.flowflexcovid.com.
The Flowflex brand maintains its position as America's leading home test brand according to Circana Retail Sales Data, and the new 4-in-1 test will be available at major retailers later this year. This advancement represents a significant step forward in consumer-driven healthcare, empowering individuals to take more active roles in managing their respiratory health while potentially reducing the burden on healthcare systems during respiratory illness seasons.


