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naufea excited by the tafte, makes vomiting more readily occafioned 
by this than the other modes of apply 
d even difagreeable impreffi 
They are the ftrong 
peated, that give the mofl d 
rable and tenacious habits ; and therefore the chewi 
^> 
is apt to become one of thefe : and it is therefore in this way that 
it is ready to be carried to the greateft excefs, and to fliow all the 
effeds of the frequent and large ufe of narcotics. As it commonly 
produces a confiderable evacuation from the mouth and fauces, fo 
aifedion of 
reateft Vv^afte 
and perhaps 
: emaciation 
of 
it is the mofl powerful in relieving the rh 
toothach. This praftice is alfo the occafi 
of faliva; and the effects of this in weakening dip;eft 
from thence efpecially 
5 
d effect of prod 
may appear 
Thefe are the efFeds of the dilTerent modes of employing tobacco 
when it comes to be of habitual ufe and an article of living, Thefe 
effects depend efpecially up 
cumfl 
accidentally 
d 
narcotic p 
5 
nd certain cir- 
t> 
Its 
pp] 
to th 
(^ 
of 
e 
d 
moutli : but as we have obferved before, that befide its narcotic, i 
poflelTes alfo a flimulant power, particularly with refped to th 
e 
imentary 
by this 
frequently employed as a med 
for exciting either vomiting or purging, which it d 
o 
^ 
happ 
be more immediately applied to the ftomach or to the inteiti 
An infufion of from half a dram to a dram of the dried lea\/ 
of thefe as they are commonly prepared for chewing, for an hour 
two, in four 6unces of boil 
affords an emetic which h 
been 
vul 
loyed by fom.e pradioners, but more commonly by the 
ly. ■ As it h 
s no pec 
uliar 
qu 
emetic, and its 
peration is commonly attended with fevere ficknefs, it has not been 
or is it likely ever to come into common pradice with phyll 
It is more commonly employed as a p 
lyfters ; and 
as generally very effedtual, it is employed in all cafes of more 
obftinate coilivenefs ; and its powers have been celebrated by many 
tioners ;■ 
with this 
I have knowm it to be in frequent ufe v/ith fome pradi 
a very effectual m.edicine, but attended 
that when the dofe happens to be in any 
d it 
IS 
deed 
cefs, it occafions fe^^ere ficknefs at ftomach y and I have known 
frequently occafion vomiting. 
It 
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