lactucarium การใช้

It is found in some varieties of lettuce and is an ingredient of lactucarium.
In the twentieth century, two major studies found commercial lactucarium to be without effect.
It is a sesquiterpene lactone, and is a component of lactucarium, derived from the plant " Lactuca virosa " ( wild lettuce ), as well as being found in some related plants such as " Cichorium intybus ".
In 1944, Fulton concluded, " Modern medicine considers its sleep producing qualities a superstition, its therapeutic action doubtful or nil . " Another study of the time identified active bitter principles lactucin and lactucopicrin, but noted that these compounds from the fresh latex were unstable and did not remain in commercial preparations of lactucarium.
The book includes seventeen chapters : 1 ) coffee, 2 ) coffee leaves as a beverage 3 ) tea, 4 ) Paraguayan Tea ( yerba mat?), 5 ) Guarana, 6 ) chocolate, 7 ) Fahan Tea ( the orchid Angraecum fragrans Thouars as a source of coumarin ), 8 ) Khat, 9 ) Fly Agaric ( Amanita muscaria ) opiate derived from the " poison lettuce, " 10 ) thorn apple, 11 ) coca, 12 ) opium, 13 ) Lactucarium 14 ) hashish, 15 ) tobacco 16 ) Betel and Related Substances ( Areca catechu, areca nut; Piper siriboa, the betel leaf ) and 17 ) arsenous acid or arsenic trioxide ( As 2 O 3 ).