Tansy is also classified as Chrysanthemum vulgare (L) Bernh.
An old name for Tansy is arthemisia domestica, since it was rubbed into meat to repel flies in the Middle Ages.
Traditional use is as an insecticide.
Essential oil, comprising thujone (to 70%) and borneol; vitamin C; tannins; resin; citric acid;butyric acid; oxalic acid; lipids.
Use the fresh or dried flowering stems. Antihelmintic;insecticide;emmenagogue.Treatment (small doses) for roundworms.Digestive aid.Can be used in infusion as a gargle in gingivitis.
A former use for extracted oil of Tansy was an external rub for rheumatic pain.Useful for repellant sachets and scented articles.
Large doses are an irritant.
Do not use during pregnancy. Risk of miscarriage.
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