Class II — Potential Health Hazard

Potential health hazard — use of or exposure to this product may cause temporary or medically reversible adverse health consequences.

siemens Dimension¿ Phenytoin Flex¿ Reagent Cartridge The PTN method used Recalled by Siemens Healthcare Diagnostics, Inc. Due to Internal testing has confirmed a low absorbance range...

Date: September 24, 2014
Company: Siemens Healthcare Diagnostics, Inc.
Status: Terminated
Source: FDA (Device)

What You Should Do

Stop using this product immediately. Do not consume, use, or distribute it.

Return the product to the place of purchase for a full refund. If you have questions, contact Siemens Healthcare Diagnostics, Inc. directly.

Affected Products

siemens Dimension¿ Phenytoin Flex¿ Reagent Cartridge The PTN method used on the Dimension¿ clinical chemistry system is an in vitro diagnostic test intended to measure phenytoin (dilantin, diphenylhydantoin), an anti-epileptic drug, in human serum and plasma. PTN test results are used in the diagnosis and treatment of phenytoin overdose and in monitoring levels of phenytoin to ensure appropriate therapy.

Quantity: 1733

Why Was This Recalled?

Internal testing has confirmed a low absorbance range between the levels 1 and 5 calibrators with this lot resulting in the potential for a positive or negative bias and imprecision across the PTN assay range.

Where Was This Sold?

This product was distributed nationwide across all 50 states.

Affected (51 states)Not affected

About Siemens Healthcare Diagnostics, Inc.

Siemens Healthcare Diagnostics, Inc. has 452 total recalls tracked by RecallDetector.

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Data sourced from the FDA (Device). Last updated March 26, 2026. View original report