RecallGuide.ca
    Health productsUpdated Jan 3, 2026Official source

    Chloroquine and hydroxychloroquine: serious side effects in Canada

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    In plain language

    This information update involves chloroquine and hydroxychloroquine in Canada. These drugs can have serious side effects, including heart rhythm problems. They should only be used under the supervision of a physician.

    What to do

    • Use these drugs only if prescribed by a physician.
    • Contact your physician if you experience side effects like irregular heart rate, dizziness, fainting, or seizures.
    • Be cautious when buying drugs over the internet.

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    Affected products

    Specific affected products are listed in the official notice.

    Why this matters

    Serious side effects, including heart rhythm problems

    Do I have this product?

    This recall applies to specific products. Details are listed in the official notice.

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    Frequently Asked Questions

    Why was this product recalled?

    Serious side effects, including heart rhythm problems

    What should consumers do?

    Use these drugs only if prescribed by a physician. Contact your physician if you experience side effects like irregular heart rate, dizziness, fainting, or seizures. Be cautious when buying drugs over the internet.

    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. Serious side effects, including heart rhythm problems

    When was this product recalled?

    This product was recalled on April 25, 2020.