ALPHABETICAL LIST OF SIMPLES. 129 
to promote digestion, may be taken about an hour after meals, 
or a little while before. Only violent cases of disease require 
medicine more than three times a day. 
The above proportions and rules refer to all the following 
Medicines, except where specially mentioned otherwise. 
Amer, indicates that the plant is usually obtained from 
America, or that it is indigenous to that country. Brit., that 
the plant is either found wild in Great Britain, or cultivated 
in our gardens, 
ct. impliesthat the medicine is occasionally used inthe form 
of Extract, or inspissated juice, prepared by macerating the 
fresh plant in hot water, or water and spirit, or spirit alone, 
for a length of time, and then evaporating the juice obtained 
at a low temperature till it becomes the consistence of treacle, 
or thicker. The best extracts are now prepared by a very 
supericr method, termed, a vacuo, by approved machinery. 
4nhal., Inhaling the smoke or steam in Asthma, Catarrh, &e. 
Oint., Ointment. 
Syr., Syrup, is a strong decoction, or infusion, or the 
juice of the plant simmered wlth an equal weight of wishes or 
mixed with sufficient honey. 
Suh signifies that the substance of the powder should be 
taken in water ; the dose, half to a teaspoonful. 
Vine., Tincture, is a spirituous infusion of the medicine ; 
two ozs. of the powdered herb to one pint of spirit is the usual 
proportion, macerated from one to fourteen days, according to 
the nature of the plant. 
