First Light’s C. Difficile Test Cleared

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FDA has cleared a First Light Diagnostics 510(k) for its SensiTox C. difficile toxin test along with its proprietary MultiPath Analyzer. C.difficile causes more life-threatening hospital infections than any other pathogen and is considered by the CDC to be an urgent antibiotic resistance threat, according to the company.

 

The test uses the company’s MultiPath technology for “single molecule counting to ultrasensitively detect toxins and biomarkers at much lower levels than most rapid tests on the market,” First Light says. The clearance was based on data from a clinical study conducted at three sites in the U.S. that included more than 1,000 specimens. “In this study, the test was shown to have excellent clinical sensitivity and specificity,” it says, adding that the test delivers a result in 35 minutes on the MultiPath Analyzer, an automated benchtop system with high throughput and continuous random access loading of specimens.

 

Additionally, the company says it is developing a group of products to provide rapid generation of antimicrobial susceptibility test results, enabling clinicians to prescribe the optimal targeted, narrow-spectrum therapy in hours instead of the days it currently takes. The first test under development is the UTI-Direct test for detecting urinary tract infections and determining the best antibiotic treatment.

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