Common side effects of burdock may include allergic reactions (e.g., hives, redness, swelling, itchiness or burning of the skin). You should stop using burdock if these symptoms occur.
Burdock can interact with some medications. It may increase the effects of different medications including:
- blood thinners (e.g., aspirin, warfarin, clopidogrel)
If you are using any of these medications or herbal products, consult your health care provider before using burdock.
If your symptoms persist or worsen after taking burdock, you should consult your health care provider. If you have diabetes, you should consult your health care provider before using burdock.
Do not use burdock if you are allergic to plants of the asteraceae/compositae/daisy family (e.g., chrysanthemums [mums], ragweed, marigolds, daisies).
Stop taking burdock at least 2 weeks before surgery since it can increase the risk of bleeding.
You should not use burdock if you are pregnant or breast-feeding. Consult your health care provider if you have any questions.
Before taking any new medications, including natural health products, speak to your physician, pharmacist, or other health care provider. Tell your health care provider about any natural health products you may be taking.