1823.] On the Classification of Poisons. Ii5 



A Classification OF the different Modes by which 

 Poisons produce their Effects. 



I . J5j/ acting through the Medium of the NeroeSf without being 



absorbed y and without exciting any local Iriflammation, 



a. By which the functions of the nervous system are [ 

 destroyed. 



Acrid. Narcotico-Acrid. Narcotic. 



Aconite. Alcohol. Essential Oil of Almonds .f 



Jatropa Curcas. Oil of Tobacco. Camphor .f 



Opiumf? 



b. By rendering the heart insensible to the stimulus of the blood. 



Infusion of Tobacco. 



Upas Antiar, 



II. By entering the Circulation, and acting through that Medium 

 with different Degrees of Force, on the Heart, Brain, and Ali- 

 mentary Canal, 



Corrosive. Acrid. 



Arsenic. Hellebore. 



Emetic Tartar. Savine. 



Muriate of Baryta. Meadow Saffron. 



Squill. 



Narcotic. Narcotico-Acrid. 



Opium. J Deadly Nightshade .J 



Lettuce. Hemlock. 



Henbane. Camphor.J 



Prussic Acid. Cocculus Indicus. 



III. By a local Action on the Mucous Membrane of the Stomach, 



exciting a high Degree of Inflammation, 



Acrid. 



Corrosive Sublimate .f Bryony. 



Verdegris. Elatenum.f 



Muriate and Colocynth.f 



Oxide of Tin. Camboge. 



Sulphate of Zinc. Euphorbium. 



Nitrate of Silver. Hedge Hyssop. 



Acids. Croton TigUum. 



Alkahes. Ranunculi. 

 Cantharides.f 



i- This mark denotes that the subitance against which it is placed, may also act by 

 being absorbed. 



t Signifies that the article has also a local action. 



