The US Food and Drug Administration issued four guidance documents on 29 September, the first a final guidance “Antimicrobial Susceptibility Test System Devices—Updating Breakpoints in Device Labeling,” which the agency said is intended to provide industry and FDA staff with information regarding updating susceptibility test interpretative criteria (STIC) — or breakpoints — and associated performance data in device labeling for antimicrobial susceptibility test (AST) system devices.
Four More Guidance Documents Released: Antimicrobial Devices, Closed-Loop Control Technology, De Novo Submissions, Devices For Graft Versus Host Diseases
The US FDA recently published four guidance documents, two final — one concerning antimicrobial susceptibility test system devices and another related to devices with physiologic closed-loop control technology. The agency’s two draft documents pertain to electronic submissions for de novo requests and graft-versus-host diseases.

More from Regulation
Mass FDA layoffs on 1 April were designed to spare product reviewers, but still touched many who are critical to the application review process or drug development, which could mean fewer treatments are brought to the US market first.
About 200 staff in the FDA’s Center for Devices and Radiological Health were among the 3,500 FDA employees let go in today’s staff reductions. The cuts, which one employee described as a “Manhattan Project” to the center, are already having a major effect on staff morale.
AdvaMed’s top priorities for the 119th Congress include modernizing US Medicare services and expanding patients’ access to the latest medical technologies.
Cybersecurity, sustainability and regulatory intelligence all need factoring into risk management today as AI and data availability change the goalposts. Eight experts tell Medtech Insight how compliance efforts must adapt.
More from Policy & Regulation
The Visby Medical Women’s Sexual Health Test is the first over-the-counter test cleared by the US Food and Drug Administration to detect chlamydia, gonorrhea and trichomoniasis. It delivers results in about 30 minutes.
A federal judge in Texas delivered what is most likely a fatal blow to the US FDA’s final rule, which would have regulated lab-developed tests as medical devices.
Cybersecurity, sustainability and regulatory intelligence all need factoring into risk management today as AI and data availability change the goalposts. Eight experts tell Medtech Insight how compliance efforts must adapt.