186 Dr. Oliver on the Prussic Aevd. 
der an organic disease of the heart—the malady was attended 
with great palpitation of: that organ, and pain at the breast, 
and insufferable sense of angu 
the patient told me that he could not “bear the medicine 
as it exasperated all his complaints.” I had some doubts 
whether the disease was to be classed with Angina Pectotis, 
or the one before mentioned. Probably, both diseases 
sometimes preter. from the same source. Dr. Willan has 
remarked, that almost all the cases of Angina Pectoris he 
had ki eet om ic disease of the heart. Does 
ne t afford some reason for conjecturing, from the bad ef- 
the prussic acid, that the group of symptoms de- 
nominated Angina Pectoris,. may arise from’a sudden loss 
of irritability. in the muscular fibres of the heart? and do 
not the effects of stimuli in relieving a paroxysm of Angina 
Pectoris countenance the same conjecture? Ihave found 
the acid remarkably increase the a Soe for a r eve 
pees it to be useful in a case o 
and asthma. — 
hobia, but without success. “The acid in ‘this case, 
more freely given, or that it had not possessed — virtue. 
_ I should hope, that sthlantaet result of this case, 
Id not prevent the farther trial of the hydrocyanie acid 
=e coe a rte rene eo ec a 
reasons 
ed Fag not to have had a fair trial. —— 
tid hich I have nsedy has been much 
€ prussic 
weaker than that of Schee 
bt eaatees — le, or isk ss used in 
‘pure prussic acid will be decomposed in ‘an hour; and as 
we know that Pies Selene = retin its its virtue much longer, 
may we not infer that a preparation which is still weaker 
