RecallGuide.ca
    Health productsUpdated Jan 3, 2026OrfenAceOfficial source

    OrfenAce 100 mg tablets recall in Canada: nitrosamine impurity

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    In plain language

    This recall involves OrfenAce 100 mg tablets sold in Canada. It's being recalled because of a nitrosamine impurity. Talk to your healthcare provider for an alternative muscle relaxant and follow the return/repair steps in the official notice.

    What to do

    • Stop using the product immediately.
    • Seek an alternative muscle relaxant from your healthcare provider.
    • Contact SteriMax Inc. at medinfo@sterimaxinc.com or 1-800-881-3550, extension 5, for questions.
    • Report any health product-related side effects or complaints to Health Canada.

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    Affected products

    • OrfenAce 100 mg Tablets (Blisters)

      Lot: 10025A18, 10025A19, 10025B18

      Date codes: Jun 2021, Nov 2021, Sep 2021

    • OrfenAce 100 mg Tablets (Bottles)

      Lot: 36664, 37342, 37384, 38058

      Date codes: Jun 2021, Nov 2021, Sep 2021

    Why this matters

    Potential cancer risk from nitrosamine impurity

    Do I have this product?

    This recall only applies to specific products. Follow the steps below to check.

    1. 1

      Check the product name

      Make sure your product name matches one of the affected products listed above.

    2. 2

      Check the date code

      Date codes are usually printed near the best-before date or on the packaging seam.

      Affected date codes: Jun 2021, Nov 2021, Sep 2021

    3. 3

      Check the lot number

      Lot numbers identify specific production batches.

      Affected lots: 10025A18, 10025A19, 10025B18, 36664, 37342, 37384, 38058

    If your product matches one or more of the details above, it may be affected by this recall.

    If your product does not match these details, it is not affected by this recall.

    When in doubt, always check the official notice.

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    Frequently Asked Questions

    Why was this product recalled?

    Potential cancer risk from nitrosamine impurity

    What should consumers do?

    Stop using the product immediately. Seek an alternative muscle relaxant from your healthcare provider. Contact SteriMax Inc. at medinfo@sterimaxinc.com or 1-800-881-3550, extension 5, for questions. Report any health product-related side effects or complaints to Health Canada.

    Where was the product sold?

    This product was sold in Canada. For specific retailers or distribution areas, please check the official recall notice linked on this page.

    Is there a health risk?

    Yes, there may be a health risk. Potential cancer risk from nitrosamine impurity

    When was this product recalled?

    This product was recalled on April 16, 2021.

    Is the OrfenAce brand affected by this recall?

    Yes, OrfenAce products are affected by this recall. This recall involves OrfenAce 100 mg tablets sold in Canada. It's being recalled because of a nitrosamine impurity. Talk to your healthcare provider for an alternative muscle relaxant and follow the return/repair steps in the official notice.