New Eschscholzia californica extract useful as analgesic, obtained by extraction of foliage with aqueous alcohol contains alkaloids californin and californidin

摘要

An extract (I) of Eschscholzia californica, is new and contains at least 1.8 weight % alkaloids, at least 2/3 of the total alkaloid content being californin and californidin. Independent claims are also included for the following: (1) preparation of (I); and (2) pharmaceutical compositions containing (I) plus auxiliaries.