Herbs which effect Coumadin
Herbal Product that May Interfere with the Effedts of Coumadin

Increases the effects:  Angelica (Dong Quai), Aniseed, Arnica, Asafoetida

                                   Bogbean, Bromelains

                                    Capsicum, Celery, Chamomile, Clove, Cranberry Juice

                                    Dandelion, Danshen, Fenugreek, Feverfew

                                    Garlic, Ginger, Ginkgo Biloba, Ginseng (Panax)

                                     Horse Chestnut, Licorice, Meadowsweet, Onion

                                     Parsley, Passion Flower, Poplar, Quassia, Red Clover

                                     Sweet Clover (Meliot), Sweet Woodruff, Tonka Beans, Willow Bark

Decreases the Effects of Coumadin

                                      Coenzyme Q10, Goldenseal, Green Tea, St. John's Wart, Yarrow