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Canada Says No to Kava

By Sean R. Hosein

August 28, 2002

Canada's Federal Health Ministry, Health Canada, has issued an order stopping the sale of supplements containing the herb kava (also known as kava-kava) because of safety concerns. Health Canada will be monitoring the removal of kava-containing supplements from stores.

Kava is most commonly used for the management of the following:

Recent reports from the European Union, particularly Germany, suggest that the use of kava preparations has caused serious liver dysfunction and damage in more than 40 people, three of whom have died. As well, in six cases a liver transplant was necessary. The German drug regulatory agency, BfArM, has banned the sale of kava. In Canada, there have been four cases of liver damage -- none of which resulted in death -- associated with the use of kava. People who use kava and who may be at increased risk of liver damage include those with pre-existing liver problems related to the following:

Health Canada advises consumers to do the following:

The following symptoms may occur in people with liver damage:

Health care professionals and practitioners of complementary and alternative medicine can continue to report suspected adverse effects using the appropriate form (click here for PDF) or via a toll-free telephone number: 1.866.234.2345. In an upcoming CATIE News story we will provide background information about kava and possible reasons for its recent association with liver problems.



  2. Anonymous. BfArM Revokes Kava-Kava Approval. SCRIP 2002;2757:5.

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