Scabies, intestinal worms, emmenagogue DL Hoffman . Hausen 1996 . Most of the reactions obtained with Tansy and other Compositae species must be interpreted as cross-reactions by the sesquiterpene lactone constituents of the various Compositae species Hausen 1988 . Latest FDA adverse events reports FDA . Dehal 1987 .
Camphor is a major constituent of the essential oil.
The enzymes which synthesize it are studied Croteau 1985 . Bankowski 1974 . Other constituents include the sterols stigmasterol, campesterol and cholesterol, and the triterpenes beta-amyrin and taraxasterol Chandler 1982 . Adikhodzhaeva 1978 . Cardemil 1975 .