Tanacetum partheniumA superior herb for prevention of migraines and frequent headaches by controlling inflammation that constricts the blood vessels in the head and prevents blood vessel spasms which may contribute. Its anti-inflammatory action may be useful for pain and arthritic complaints as well. Feverfew has been used to stimulate appetite, and improve digestion and kidney function. Improving kidney function may also have some effect on blood pressure. It may also relieve dizziness, tinnitus, and painful or sluggish menstruation.