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allergic reactions, particularly in people who are allergic to bees or bee products. Lozenges containing propolis can cause irritation and mouth ulcers.
Special Precautions & Warnings:Pregnancy and breast-feeding: There is not enough reliable information about the safety of taking propolis if you are pregnant or breast-feeding. Stay on the safe side and avoid use.
Asthma: Some experts believe certain chemicals in propolis may make asthma worse. Avoid using propolis if you have asthma.
Bleeding conditions: A certain chemical in propolis might slow blood clotting. Taking propolis might increase the risk of bleeding in people with bleeding disorders.
Allergies: Do not use propolis if you are allergic to bee by-products including honey, conifers, poplars, Peru balsam, and salicylates.
Surgery: A certain chemical in propolis might slow blood clotting. Taking propolis might increase the risk of bleeding during and after surgery. Stop taking propolis 2 weeks before surgery.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.