Feverfew (Tanacetum parthenium L.) (Asteraceae) is a medicinal plant traditionally used for the treatment of fevers, migraine headaches, rheumatoid arthritis, stomach aches, toothaches, insect bites, infertility, and problems with menstruation and labor during childbirth. This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. For educational purposes only. Our feverfew tincture is made with wildcrafted, organically grown and organically purchased fresh and dried herb and Vodka. When using fresh herb, we use a 1:1 ratio and use a 2:1 ratio when using dried herb. We sell it in one ounce amber glass bottles with dropper!