194 Effecis of the Prussic Acid. 
a or mbes renee its influence i in any: way, but 
by exhaustion. — 
"The: iaviastatiacen operation of the prussic acid, in large 
doses, is then, in this. respect, analagous si chat: of other 
powerful stimuli. But we are not acquainted with a single 
substance ever sedat e, which acts with Pred 
comparative ptn ‘ 
es e. promptness shores: Jett bint ok abh ne ot ° 3 
erated as a cordial and stimulant. As a cant of this, it 
is proper to state that the patient, whenever he felt cies 
e or fatigue from exercise, was for many weeks in 
habit * taking a dose of four or five drops, particularly be- 
fore dinner; which not only had the effect to relieve those 
feelings, but also to promote his appetite. That such ef- 
fects necessarily involve the quality of a init in the 
article taken, I believe will not be denied. 
ts laxative power, which I have witnessed in several i in- 
stances, is a further | of of the: same quality. _ The sas 
leu deeniea sometimes produces stricture across th 
another proof that it is not a direct sedative, ‘deacon iki 
an powers that i it poseiae some aes as well as stimu- 
monly ex expect ines sar with this obvious difference, 
that the prussic acid seemed to cure those symptoms, which 
are vig ape a the oe of Fr . ture. exper 
ments, 
