RT Journal Article SR Electronic T1 CURARIFORM ACTIVITY OF QUATERNARY AMMONIUM IODIDES DERIVED FROM CINCHONA ALKALOIDS JF Journal of Pharmacology and Experimental Therapeutics JO J Pharmacol Exp Ther FD American Society for Pharmacology and Experimental Therapeutics SP 127 OP 130 VO 92 IS 2 A1 DAVID F. MARSH A1 M. H. PELLETIER YR 1948 UL http://jpet.aspetjournals.org/content/92/2/127.abstract AB The curariform activity of quinidine methiodide, quinidine ethiodide, cinchonine methiodide, cinchonine ethiodide, cinchonidine methiodide, and cinchonidine ethiodide in comparison with quinine methiodide and quinine ethiodide was determined in rats, rabbits, and cats. The quinidine and cinchonidine compounds are most active and most toxic, the quinine compounds produce better lissive action with less fasciculation, and the cinchonine compounds are least active. 1948 by The American Society for Pharmacology and Experimental Therapeutics