PHARMACY. 
403 
I ake of grey oxide of quicksilver one part ; 
Jiog s lard three parts. 
i his it has been supposed will prove 
more active than tire common blue ointment, 
on account ot the quicksilver being more 
oxidised. 
Unguentum oxidi hydrargyri rubri, oint- 
lnent of red oxide of quicksilver, 
lake of red oxide of quicksilver by nitric 
ac 'H on c‘ part ; hog’s lard eight parts. 
1 his is chiefly used to remove fungi 
from ulcers. 
Unguentum calcis hydrargyri albi, oint- 
ment of white calx of quicksilver, Ph. Loud. 
J ake of white calx ot quicksilver one drachm ; 
ointment of hog’s lard one ounce and a 
half. Mix them so as to form an oint- 
ment. 
_ Used principally in psora. 
Unguentum nitratis hydrargyri fortius, 
stronger ointment of nitrat of quicksilver. 
Phi. T ug. hydrargyri nitrati, Lond. 
lake ot purified quicksilver one part; ni- 
trous acid two parts; hog’s lard twelve parts. 
-Digest the quicksilver with the nitrous 
aoid. in a sand-bath, until a solution is 
obtained, which while hot is to be mixed 
with the hog’s lard melted, and beginning 
to cool. Beat the mixture thoroughly in 
a glass mortar, so as to make an ointment. 
Unguentum nitratis hydrargyri mitius, 
milder ointment of nitrat of quicksilver. 
1 his is made in the same manner as the 
last with a triple proportion of lard. 
Unguentum acidi nitrosi, ointment of ni- 
trous acid. 
Take of hog’s lard one pound; nitrous acid 
-eix^ drachms. Mix gradually the acid 
with the melted lard, and during the cool- 
ing of the mixture, beat it thoroughly. 
Unguentum oxidi plumbi albi, ointment 
of white oxide of lead. 
Take of simple ointment live parts ; white 
oxide of lead one part. 
Unguentum acetitis plumbi, ointment of 
acetile of lead, Ed. Ung. cerussai acetata;. 
Eon cl. 
Take of simple ointment twenty parts; ace- 
tite of lead one part. 
Ceratum lithargyri acetati compositum, 
compound cerate of acetated litharge, Ph. 
Loud. 
1 ake of water of acetated litharge two ounces 
and a half; yellow wax four ounces ; olive 
oil nine ounces ; camphor half a drachm. 
Rub the camphor with a little of the oil. 
Melt the wax with the remaining oil, and 
as soon as the mixture begins to thicken, 
pour on gradually the water of acetated 
litharge, and stir constantly until the mix- 
ture has cooled ; then mix with . it the 
camphor rubbed with oil. 
1 his is the common Goulard’s cerate. 
Ceratum carbonatis zinci impuri, cerate 
of impure carbonat of zinc, Ed. Cerat. 
lapidis calaminaris, Lond. 
Take of simple cerate live parts ; prepared 
impure carbonat of zinc one part. 
This is the common healing cerate. 
Unguentum oxidi zinci impuri, ointment 
of impure oxide of zinc, Ed. Ung. tutias, 
Lond. 
Take of simple liniment five parts ; prepared 
impure oxide of zinc one part. 
Principally employed in chronic inflam- 
mation of the eyes. 
t nguentum oxidi zinci, ointment of oxide ! 
of zinc. 
Take of simple liniment six parts ; oxide of 
zinc one part. 
This is employed likewise in ophthalmia. 
Unguentum pick, ointment of tar, Eel. 
and Loud. 
'1 ake of tar five parts ; yellow wax two parts. 
The chief use of tar ointment is in tinea 
capitis. 
. Unguentum sulphuris, ointment of sulphur, 
Ed. and Lond. 
Take of hog’s lard four parts; sublimed sul- 
phur one part. To each pound of this 
ointment acid essential oil of lemon, or oil 
of lavender, half a drachm. 
'.i his is deemed one of the most efficaci- 
ous ointments in psora. 
Unguentum elemi compositum, compound 
ointment of elemi, Ph. Lond. 
Take of elemi one pound ; common turpen- 
tine ten ounces ; prepared suet two pounds; 
olive oil two ounces. Melt the elemi with 
the suet, and having removed it from the 
fire, mix it immediately with the turpen- 
tine and oil, then strain the mixture. 
Unguentum hellebori albi, ointment of 
white hellebore, Ph. Lond. 
Take ot white hellebore rubbed to powder 
one ounce; ointment of hog’s lard four 
ounces; essence of lemon half a scruple. 
Mix them so as to form an ointment. 
This ointment is often employed in 
psora. 
Unguentum sambuci, ointment of elder, 
Ph. Loud. 
l ake of elder flowers four pounds ; prepared 
mutton suet three pounds ; olive oil one 
pound. Beat the elder flowers with the 
suet and oil, until they become friable ; 
then pour out the fluid and strain it. 
Ceratum saponis, cerate of soap, Ph. 
Lond. 
lake of soap eight ounces; yellow wax ten 
ounces; litharge in powder one pound; 
olive oil one pound; vinegar one gallon. 
Boil the vinegar with the litharge on a 
gentle fire, constantly stirring, until the 
mixture becomes uniform and thick ; then 
mix with it the other ingredients, so as to 
form a cerate. 
Emplastrci, plasters. 
_ Emplastrum simplex, simple plaster, Ed. 
Emp. cerae comp. Lond. 
Take of yellow wax three parts; mutton 
suet and resin of each two parts. 
This is principally employed as an ap- 
plication after a blister. 
Emplastrum oxidi plumbi semi vitrei, plas- 
ter of semivitreous oxide of lead, Ed. Emp. 
lithargyri, Lond. 
r i ake of the semivitreous oxide of lead one 
part ; olive oil two parts. Having added 
water, boil them, stir ing constantly, until 
the oil and oxide unite and form plaster. 
This is chiefly applied to excoriations or 
trivial wounds. 
^ Emplastrum resinosum, resinous plaster, 
Ed. Emp. lithargyri cum resina, Lond. 
Take of plaster of semivitreous oxide of lead 
five parts ; resin one part. 
Tins is the common adhesive plaster. 
Emplastrum oxidi ferri rubri. 
Take of plaster of semivitredus oxide of lgad 
twenty-four parts ; resin six parts ; yel- 
low wax, olive oil, of each three parts ; 
red oxide of iron eight parts. Rub the 
red oxide of iron with the oil, and add to 
it the other ingredients melted. 
The strengthening plaster, applied prin- 
cipally in lumbago. 
Emplastrum ass a fetid x, assafosticia piaster. 
Take of plaster of semivitreous oxide of lead, 
assafortida, galbanum, yellow wax, of each 
equal parts. 
This is sometimes used in hysteric com- 
plaints, applied to the breast. 
Emplastrum guinniosum, gum piaster. 
Take ot plaster of semivitreous oxide of lead 
eight parts ; ammoniac, galbanum, yellow- 
wax, of each one part. 
A stimulant plaster ernployed to encou- 
rage suppuration. 
Emplastrum hydrargyri, quicksilver plas- 
ter, Etl. Emp. lithargyri cum hydrargyro, 
Lond. 
Take of olive oil, resin, of each one part ; 
quicksilver three parts; plaster of semi- 
vitreous oxide of lead six parts. Rub the 
quicksilver with the oil and resin melted 
together, and then cooled, until the glo- 
bules disappear ; then add gradually the 
plaster of semivitreous oxide of lead, melt- 
ed, and mix them all together. 
A discutient piaster. 
Emplastrum saponaceum, soap plaster, 
Ed. Emp. saponis, Lond. 
l ake of plaster of semivitreous oxide of lead 
four parts ; gum plaster two parts ; sliced 
soap one part. Mix the soap with the 
plasters melted together. 
This as a discutient is inferior to the 
preceding. 
Emplastrum meloes vesicatorii, plaster of 
cantharides, Ed. Emp. cantharidis, Lond. 
Take of mutton suet, yellow wax, resin and 
cantharides, of each equal weights. The 
Spanish Hies rubbed with fine powder, are 
to be used with other ingredients, melted 
together, and removed from the fire. 
Common blistering plaster. 
Emplastrum meloes vesicatorii composi- 
tum, compound plaster of cantharides. 
Take of Burgundy pitch eighteen parts; tur- 
pentine and cantharides of each twelve 
parts ; subacetite of copper two parts ; 
mustard seed and black pepper of each one 
part. To the melted Burgundy pitch and 
wax, add the turpentine. When the 
liquefaction is complete, and while tire 
fluid is still warm, sprinkle in the other 
ingredients, powdered and mixed, stirring 
constantly so as to form plaster. 
Emplastrum ammoniaci cum hydrargyro, 
plaster of ammoniac with quicksilver. Eh. 
Lond. 
Take of strained ammoniac one pound ; pu- 
rified quicksilver three ounces; sulphu- 
reted oil one drachm, or as much as suf- 
ficient. Rub the quicksilver with the 
sulphureted oil, until the globules disap- 
pear; then gradually add the melted am- 
moniac and mix them. 
Emplastrum cumini, cumin plaster, Ph. 
Lond. 
Take of cumin, caraway, bay berries, of 
each three ounces; Burgundy pitch three 
pounds; yellow wax three ounces. With 
the pitch and wax melted, mix the other 
ingredients rubbed to powder. 
Emplastrum ladani compositum, compound 
plaster of ladanum, Ph. Lond. 
Take of ladanum three ounces ; frankincense 
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