J A 
( *8<S ) 
J A 
er than the common White 
Mechoacan, for it purges 
Watery Humours better. 
4 Dram of the Powder of 
it may be given at a time. 
The purgative .Quality . re- 
fides .in the Refin. Refin, 
or Majcftery of Jalap is 
made in the following man- 
ner: put a Pound of Jalap, 
grofly powder’d, into a 
large Matrafs ; pour upon 
it Spirit of Wine Alcoho- 
liz’d, until it be four Fin- 
gers above the matter ; 
Itqp theMatrafsjwith ano- 
ther, whole Neck enters 
into it ; and luting the Jun- 
ctures with a wet Bladder, 
digeft .it three Days in a 
Sand-heat ; the Spirit of 
Wine will receive a red 
TinCture, decant it, and 
then pour more upon the 
Jalap, , proceed as before ; 
and mixing your Diflblu- 
tipns, filtrate them through 
Brown Paper; put that 
which you have filtrated in- 
to a Glafs-Cucurbite, and 
deftil in a Vaporous Bath 
two thirds of the Spirit of 
Wine, which may ferve 
you. another time for the 
fame Operation ; pour that 
which remains at the Bot- 
tom of the Cucurbite, into 
a large Earthen Pan, fill'd 
with Water, and it will 
turn into a Milk, which 
youmuft leave a Day to 
fettle, and then feparate 
the Water by Inclination ; 
you will find the Refin at 
bottom, like unto Turpen-? 1 
dne ; wafh it feveral times 
with Water, and dry it in 
the Sun, it will grow hard 
like common Refin ; pow- 
der it fine, and it will be-* j 
come white ; keep it in a 
Viol. It purges Serofities; -, ] 
’Tis given in Dropfies, and j 
for all ObftruCtions. The 
Dole, is, fro m four to twelve 
Grains, mix’d in an Ele- 
ctuary , or elfe in Pills. , j 
The Refins of Turbith, 
Scammony and Benjamin 
may be drawn after the 
fame manner. If you ufe 
fixteen Ounces of Jalap, 
you will draw an Ounce 
and fix Drams of Refin. 
You muft obferve to give 
the Refin of Jalap always 
mix’d with fomething elfe. , 
that may feparate its parts ; 
for if it be taken alone, it 
will be apnto adhere to the 
Membrane of thelnteftines, 
and fo caufe Ulcers by 
its Acrimonious Quality. 
Morejpyer , Apothecaries - 
ftiguld 
