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Abbott's Glucose Monitors Linked to 700+ Injuries and 7 Deaths, Chicago-based Firm Issues Urgent Recall

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Published on December 05, 2025
Abbott's Glucose Monitors Linked to 700+ Injuries and 7 Deaths, Chicago-based Firm Issues Urgent RecallSource: BruceBlaus. When using this image in external sources it can be cited as:Blausen.com staff (2014). "Medical gallery of Blausen Medical 2014". WikiJournal of Medicine 1 (2). DOI:10.15347/wjm/2014.010. ISSN 2002-4436., CC BY 3.0, via Wikimedia Commons

In a concerning turn of events, medical device giant Abbott Diabetes Care is facing scrutiny following reports that some of its glucose monitoring devices may be providing inaccurate readings. According to NBC Chicago, the company issued an "urgent message to patients" post-discovery that certain FreeStyle Libre 3 and FreeStyle Libre 3 Plus sensors gave erroneous low glucose readings.

The malfunction has already led to more than 700 injuries and is linked to seven fatalities. While administering the advice, the devices in question are intended for people aged four and up with diabetes to continuously monitor glucose. According to a release from Abbott, this issue could have serious consequences, leading patients to wrongly adjust their diet or medication, with the unavoidable human factor tied to possible injury or even death.

Abbott has apparently taken steps to mitigate the situation, reaching out to affected parties regarding the faulty sensors that number around 3 million in the U.S. alone. The company, as per their statement obtained by WGN TV, is offering replacements through their website, urging consumers to validate their sensor serial numbers at www.FreeStyleCheck.com.

Amid the alarming reports, the U.S. Food and Drug Administration has officially weighed in, slapping an "early alert" on the impacted devices. It's not just a handful of isolated cases, with Abbott disclosing the receipt of 736 "severe adverse event" reports as of November, a portion of these being within the U.S. despite all reported deaths occurring abroad. Troubling as the news may be, Abbott ensures continuous monitoring of their production lines, stating that significant supply disruptions are not anticipated.

Patients currently using the implicated devices are encouraged to immediately stop utilizing them and consult their healthcare providers for alternatives. Abbott's concerted efforts to correct the problem and provide transparent updates have been reflected in their detailed communications to distributors, healthcare providers, and directly to customers affected by this critical issue.