Birch is a very common allergen and should be avoided if you have any type of pollen allergy. If you are sensitive to celery, mugwort, or wild carrot, you may be more sensitive to birch.
The most common side effects of birch are allergic reactions including hives, rashes, red and itchy eyes, runny nose, and wheezing.
There may be an interaction between birch and diuretic medication.
Birch has not been studied for use by pregnant or breast-feeding women. Talk to your health care provider before using birch.
There is no evidence to suggest that birch may be helpful for children under 18 years of age.
If you have swelling due to a kidney problem or cardiovascular disorder, talk to your health care provider before using birch.
Consult your health care provider if your symptoms continue or worsen.
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.