PHARMACY. 
Tinctura rhsei cum aloe, tincture of rhu- 
barb and aloes. * 
Take of rhubarb root ten drachms ; socoto- 
rine aloes six drachms; lesser cardamoms 
half an ounce; diluted alcohol two pounds 
and a half. Digest for seven days, and 
strain through paper. 
Dose six drachms. 
Tinctura rhaei cum gentiana, tincture of 
rhubarb with gentian. 
Take of rhubarb root two ounces ; gentian 
root half an ounce; diluted alcohol two 
pounds and a half. Digest for seven days, 
and strain through paper. 
Dose from two to four drachms. 
Tinctura rhabarbari composita, compound 
tincture of rhubarb. Load, 
lake of cut rhubarb two ounces ; bruised li- 
quorice half an ounce; ginger in powder, 
and saffron, of each' two drachms ; distilled 
water one pound ; proof spirit twelve 
ounces. Digest for fourteen days, and 
strain. 
Dose half an ounce. 
Tinctura saponis, tincture of soap, Ed. 
Li nimentmn saponis compositum, Lond. 
Take of soap four ounces ; camphor two 
ounces ; essential oil of rosemary half an 
ounce ; alcohol two pounds. Digest the 
soap in the alcohol for three days ; then, 
the liquor being strained, add the camphor 
and oil, agitating the liquor. 
Tinctura saponis cum opio, tincture of 
soap with opium. 
To.be made in the same manner with the 
last, only adding from the beginning an 
ounce of opium. 
Tinctura toluifers baisami, tincture of tolu 
balsam, Ed. Tinct. bals. tolut. Lond. 
Take of tolu balsam one ounce and a half; 
alcohol one pound. Digest until the bal- 
sam is dissolved, and strain through paper. 
Tinctura veratri albi, tincture of white hel- 
lebore. 
r J ake of white hellebore root eight ounces ; 
diluted alcohol two pounds and a half. 
Digest for seven days, and filtre through 
paper. 
This is too violent for internal adminis- 
tration. 
The following are tinctures peculiar to the 
Ph. Lond. 
Tinctura corticis aurantii, tincture of orange- 
peel. 
Take of fresh orange-peel three ounces ; 
proof spirit two pounds. Digest for three 
days, and strain. 
Tinctura baisami Peruviani, tincture of Pe- 
ruvian balsam 
Take of Peruvian balsam four ounces ; rec- 
tified spirit one pound. Digest until the 
balsam is dissolved. 
Tinctura cascarillac, tincture of cascarilla. 
Take of cascarilia in powder four ounces ; 
proof spirit two pounds. Digest with a 
gentle heat for eight days, and strain. 
Tinctura galbani, tincture of galbanum. 
Take of galbanum cut into small pieces two 
ounces ; proof spirit two pounds. Digest 
with a gentle heat for eight days, and 
strain. 
Dose one to two drachms. 
Tinctura sabince composita, compound 
tincture of savin. 
Take of savin (extract one ounce ; tincture ! 
of castor one pound; tincture of myrrh 
half a pound. Digest until the savin is 
dissolved, and strain. 
Dose half a drachm to one drachm. 
Tinctura sails, tincture of squill. 
Take of recently dried squill four ounces ; 
proof spirit tw o pounds. Digest for eight 
days, and pour off the liquor. 
Dose from twenty drops to a drachm. 
Tinctura valerians 1 , tincture of valerian. 
Take of wild valerian, powdered coarsely, 
four ounces ; proof spirit two pounds. 
Digest with a gentle heat for eight days, 
and strain. 
Tinctura valerians: ammoniata, ammoniat- 
ed tincture of valerian. 
Take of the coarse powder of wild valerian 
four ounces ; compound spirit of ammonia 
two pounds. Digest for eight days, and 
strain. 
Dose from one to two drachms. 
Tinctura zinziberis, tincture of ginger. 
Take of powdered ginger two ounces ; proof 
spirit two pounds. Digest with a gentle 
heat for eight days, and strain. 
Extracta, extracts. 
1. Extraca per aquam, extracts by water. 
Extraclum gentians; lutes, extract of gen- 
tian, Ed. Ext. gent. Lond. 
Take of gentian root any quantity ; add to 
it, when cut and bruised, eight parts of 
distilled water. Boil it to half, and with 
strong pressure strain. Then evaporate 
the liquor to the consistence of thick ho- 
ney by means of a bath of boiling water, 
saturated with muriat of soda. 
In the same manner are prepared the fol- 
lowing : 
Extraction radicis glycyrrhizs glabra;, ex- 
tract of liquorice, Ed. Extr. glvcyr. Lond. 
— Hellebori nigri, of hellebore, Ed. and 
Lond. — Fojiorum nitre graveolentis, of rue, 
Ed. Extr. ruts, Lond. — Foliurum cassia: sen- 
na;, of senna, Ed. Extr. senna', Lond.- 
Florum anthem idis nobilis, of chamomile, 
Ed. Extr. chain. Lond. — Capitum papaver- 
is somniferi, of poppy, Ed. Extr. pap. alb. 
Lond. — Ligui hsmatoxyli eampechensis, of 
logwood, Ed. Extr. hsmatoxyli, Lond. 
Besides tiiese, in the London Ph. we have 
the following : 
Extraction cacuminis genista, extract of 
broom tops. Sabina, of savin. Cinchona;, 
of Peruvian bark ; which last is ordered to be 
prepared as follows : 
Take of Peruvian bark coarsely powdered 
one pound ; distilled water twelve pounds. 
Boil for an hour or two, and pour oil' the 
liquor ; which, while hot, will be red and 
pellucid, but as it cools becomes yellow 
and turbid. Pour on again the same quan- 
tity of water, boil as formerly, and repeat 
the boiling until the liquor, when cold, re- 
mains limpid. Then mix all the liquors 
(strained) together, and evaporate to a 
proper consistence. The extract should 
be prepared under two forms ; one soft, 
fit to form pills ; the other hard, so that it 
may be reduced to powder. 
Dose fifteen grains. 
2. Extracta per aquam et alcohol, extracts 
by water and alcohol. 
! Extractum cinchona; officinalis, extract of 
Peruvian bark, Ed. Extract, cinchona 1 , 
Lond. 
Lake of Peruvian bark in powder one pound; 
alcohol four pounds. Digest for four 'days, 
and pour elf the tincture. Bo it the resi- 
duum in live pounds of water for a quar- 
ter oi an hour, and while hot strain through 
linen. Repeat this decoction and strain- 
ing with the same quantity of water, and 
evaporate the liquor to the consistence of 
thick honey. Then ndx the liquors thus 
inspissated, and reduce them to a proper 
consistence in a bath of boiling water, sa- 
turated with muriat of soda. 
Dose ten or fifteen grains. 
Extractum radicis convolvuli jalapa 1 , ex- 
tract of jalap, Ed. Extract, jalapii . Lond. 
To be prepared in the same manner as the 
last. 
Dose ten or twelve grains. 
Besides these the following extracts are 
peculiar to the London Ph. 
Extractum cascarilla;, extract of cascarilla. 
Dose twenty or thirty grains. 
Extractum colocynthidis compositum,. 
compound extract of colocynth. 
lake of the pith of coloc\ nth, cut small, six 
drachms ; socotorine aloes powdered one 
ounce and a half; powdered scammonv 
half an ounce; lesser cardamoms, freed* 
from the husks, and powdered, one drachm ; 
proof spirit one pound. Digest the coio- 
cynth with the spirit, with a gentle heat, 
for four days. To the expressed tincture- 
add the scammony and aloes. These be- 
ing dissolved, draw off the spirit by distil- 
ling ; then evaporate the water, and add the- 
seeds towards the end of the evaporation. 
Make an extract proper for forming pills. 
A cathartic of considerable power. Dost? 
from five grains to a scruple. 
Opium purificatum, purified opium. 
Take of opium, cut small, one pound ; proof 
spirit twelve pounds. Digest with a gentle: 
heat, and frequent agitation, until the opium 
is dissolved ; strain the tincture through 
paper, and distil it to a proper consistence. 
Purified opium should he kept in two, 
forms : soft, so as to be fit to make pills ; 
and hard, so as to be capable of reduction 
to powder. 
1 his is an unnecessary preparation. 
Aqua stillatiticEy distilled waters. 
Aqua distil Rita, distilled water, Ed. and 
Lond. 
Let water be distilled in close vessels until 
about two-thirds have come over. 
Aqua corticis citri aurantii, water of orange- 
peel. 
Take of fresh orange-peel two pounds ; pour 
on these as much water, that when ten 
pounds shall have been drawn off a suffi- 
cient quantity shall remain to prevent em- 
pyreuma. After due maceration, let ten 
pounds be distilled. 
In the same manner prepare the following, 
ten pounds of water being drawn otf from 
each of the annexed quantities : 
Aqua corticis fructus citri medics recentis,., 
fresh lemon-peel water (with two pounds). 
corticis lauri cassis, cassia waiei. 
(with one pound). 
