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Simplexa® C. difficile Direct Kit

In vitro qualitative assays for the direct detection of C. difficile

The Direct Kit allows up to 8 samples per run in a moderate complexity format.

Disease state

According to the CDC, Clostridium difficile is now the most common microbial healthcare associated infection (HAI), with annual healthcare costs exceeding $4.8 billion. Approximately 15,000 deaths are attributable to C. difficile infection each year in the USA. 

C. difficile is a common but expensive to treat infection

The Value of Simplexa® C. difficile Direct Kit

Empower clinicians to quickly treat and isolate patients

Reduce result delays

Simplexa® C. difficile Direct has shown greater than 4.4X fewer invalids than other commercial NAATs.

Delivers diagnostic confidence

97.1% predictive value of the assay based on a study of over 2300 samples, demonstrating excellent clinical agreement against three on-market assays.

How the Simplexa® C. difficile Direct Kit works

Simplexa® C. difficile Direct is an in-vitro qualitative real-time PCR assay with a simple workflow, enabling unextracted primary sample and ready-to-use PCR reagent loading on a re-usable Direct Amplification Disc on the compact LIAISON® MDX system designed for operational simplicity, flexibility, and quality assurance for utility across any clinical lab.



Consumables arrive at the laboratory ready to use with no further reagent preparation.


One target, two consumables

Select the kit that fits your workflow needs.  The 8-well, moderate complexity Direct Kit allows for smaller runs on a reusable disc.

To be used on the LIAISON® MDX Instrument

The LIAISON® MDX is an innovative and powerful real-time PCR instrument with two consumable disc options: the 8-well Direct Amplification Disc and the 96-well Universal Disc for higher volume testing.

Supported by an expanding menu of molecular assays, the system provides easy-to-understand results with the ability to check amplification curves after a run. All of this in a compact footprint measuring only 12″ by 8″ by 12″ so that it can fit into laboratories of any size.

Molecular Diagnostic Tool LIAISON® MDX - Diasorin


One instrument.
Multiple discs.
Ultimate Flexibility.

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Simplexa® C. difficile Direct Kit ordering info

Part Name
Kit Size
Registration Status
Part Number

Simplexa® C. difficile Direct Kit




Simplexa® C. difficile Direct Positive Control Pack





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