Dried tuberous root of Aconitum napellus L., Ranunculaceae. Habit. Mountainous regions of Europe, Asia, and North America. Constit. 0.4-0.8% aconitine; aconine; napelline (isoaconitine, pseudoaconitine); picraconitine; aconitic acid; itaconic acid; succinic acid; malonic acid; fat; levulose. Quite toxic. Ref: Freudenberg, Ber. 69, 1962 (1936); Rogers, Freudenberg, ibid. 70, 349 (1937); Lascombes, Ann. Pharm. Fr. 16, 429 (1958). See also “Aconite,” A. Ph. A. Monograph No. 1 (Am. Pharm. Assoc., Washington, D.C., 1938).
Antipyretic.