Avoid high doses of these over the counter medications and supplements before surgery and invasive procedures. Ask your doctor when it is safe to resume.
Medications:
Aspirin, ibuprofen (Motrin, Advil, Nuprin, many others), naproxen (Aleve), Vitamin E.
Many combination headache and cold medications also contain the above medications as well, so check the label!
Natural Supplements:
Alfalfa, angelica, aniseed, asafoetida, celery, chamomille, clove, dong quai, echinacea, evening primrose oil, feugreek, fever few, garlic, ginger, gingko biloba, ginseng, goldenseal, horse chestnut, kava kava, licorice, meadowsweet, poplar, prickly ash, quassia, red clover, white willow/willow bark.
Alfalfa, angelica, aniseed, asafoetida, celery, chamomille, clove, dong quai, echinacea, evening primrose oil, feugreek, fever few, garlic, ginger, gingko biloba, ginseng, goldenseal, horse chestnut, kava kava, licorice, meadowsweet, poplar, prickly ash, quassia, red clover, white willow/willow bark.