( 78 ) 
Paflages, and the Glands about the Mouth, but even 
the mineral Turbith, which of it feffin a fmallDofe, 
will operate powerfully by Vomit and Stool, when 
mixed with Camphire, will not be fo much felt in 
thofe refpe&s, but go into the farthed Circuit of Mo- 
tion, and promote the cutaneous Difcharge in a more 
efficacious manner, than any Medicine of lefs fpecifick 
Gravity. But in this management the Camphire is to 
be mixed but very little before taking, otherwife it 
hath not this effed, which appears to be from its great 
Volatility, which makes it in a great meafure exhale, 
while it Hands mixed in a Medicine. 
1 am fenfible of many good purpofes in Pra&ice, 
• that this Theory is applicable to, but becauie the Li* 
mits I have let my felf herein will not fuffer me to 
inlarge, I fhall content my felf with this only In- 
dance of Camphire, which is enough to fugged to 
thofe who turn their thoughts this way, in what 
Cafes, that, and fuch Subftances of like Subtilty, and 
Texture may be ufed with fucdef?: For the Seat and 
Caufes of many Chronick Difterbpers lie mod remote 
in the Courfe of Circulation, and the reafon why they 
elude the ordinary means of Cure, it is to be 
feared, is owing to the want of diffident Attention to 
that particular management of efficacious Remedies, 
which is neceffary to carry their Operations fo far : 
An ordinary Judgement knows how to intend, or 
remit the Efficacies of Medicines by acuating their 
Points, and Quantity of Impulfe? or foftening, and 
weakening them with Broths, and the grofs-exprefs’d 
Oils of Almonds, or Linfeeds in the fird and larger 
Paffages; but an a&ive Medicine, or a didemper’d 
irritating Salt in the minuted Capillaries and Fibres 
is not to be managed by fuch coarfe Indruments. 
If 
