OPO 
collyria, where it attenuates fanies without corrofi =? and 
fometimes removes an incipient catara And if you put, 
mes. 
OC, inthe Materia Medica, the name of a 
There ufed to be a famous popular 
name of opodeldoc, which, it is faid, 
was acti evar: 
Take ad = root of eo canal gentian, 
long birthwort, angelica, of each one ou anda half; 
of the ai fanicle, ladies’ mantle, 
fnakeroot, periwinkle, bruifed, or each half a handful; 
of the leaves of rofemary, fage, and lavender, of orn one 
eeds, one 
fore, nate the foap is diffolv 
After the {pirit of wine is thoroughly ae aes with 
the tinCture of the roots, herbs, leaves, an ers, CGO 
into the matrafs, with one pound 
thin; then fit the veffel of rencounter to the matrafs; lute 
the junctures, and digeft as before, till the foap is entirely 
mixed with the {pirit, and the whole reduced ] an ointment ; 
then take ont the matrafs, and fuffer it to co 
If the dofes and other direétions are duly spend: it will 
be of the confiftence of an unguent, neither too thick nor 
ae parts, "beng well rab mes. 
The Edinbur t Phamacope dire&ted the seiner to 
be made i manner, viz. b 
ore 
two ounces anda half of Span ts foap, in a pint of rectified 
{pirit of wine, and afterwards adding half an ounce of cam- 
dd adram of oe of rofemary, and a dram of oil of ori- 
an See Soa 
. OPODEOCELE, in Surgery, a hernia 
ovale of the pelvis. HERNIA. 
OPODIPE, in Geography, a town of 
ae miles S. of Cafa Grande. 
OPOGKA, a town Of Ruffia, in the 
N. lat. 56° 40. 
at the foramen 
New Navarre ; 
government of 
GK 
ae on the Velika. eral. 
A, a town of Poland, in the palatinate of San-" 
domirz; 30 miles W.S.W. of Sandomirz 
OPOORAGE, a {mall ifland near the ‘E. ceaft of New 
LD 
d to be invented by Mindererus, though often men- 
aracelfu 
OPO 
Zealand, a little to the S. of Mercury bay. §. lat. 56° 51’. 
-long. 183° 54". 
OPOPANAX, Oxoravet, formed from omoc, juice, and 
maveé, the name of the plant which yields it, or Ofopona 
harmacy, 2 concrete gummy refinous juice, of a reddi 
yellow colour, yellow and fpeckled wi 
outfide, paler within, and i rnege variegated with large 
white pieces; fatty, and brittle a bitter, acrid, and 
fomewhat naufeous tafte, and a ftrong, difagreeable 
{mell. Its fpecific gravity is 1.622. It appears to bea 
compeund of gum, refin, and effential oil. 
The Latins call it panax Herculeum, from Hercules, who 
s fuppofed to nave firft diene aes its {pecific virtues. It 
is one of the three celebrated 
cines, to which th uch wonderful 
virtues. The tw {clepium and aaa 
the firft found EBy Aifeslpie, - fecond by Chiro 
The gum opopanax flows by iacifion from dies roots of 
a plant (the Bastin NACA es, which fee,) and bein 
dried in the fun, is bro ught fr om Turkey, and the Eat 
antly in Achaia, Beeotia, Phocis, and Macedonia. There 
are three kinds of it imported ; that in tears; that in the 
ma{s; and that counterfeited, or flatted firft is the 
beft, and the fecond is the better, as it ba Eng a tears ; 
the third is a rank fophiftication, and 
When triturated with water, about spite of it diffolves, 
forming an opaque milky folution, which, - ftanding, 
depofits a portion of refinous matter, and becomes yellowifh. 
Alcohol aéts upon it freely ; . and in ditilation 6 either. _ it 
or with water, the odour of the opopariax is very ftrongly 
communicated to the fluids, but fearcely ac oil is obtainéd 
in a feparate ftate. This gum-refin is regarded as anti- 
pafmodic and emmenagogue. and as fuch has been ufed in 
hyfteria and chlorofis; but it is now very feldom raha 
he dofe may be from grs. x to 3fs. Woodville. Thom 
a pate es 
It was compofed of ‘five aoices with their feeds, as many 
pomegranates, a pint of — a pint of Syrian fumach, 
and half an ounce of faffron ; all thefe were put together 
te a gallon of muft, and boiled over a very gentle fire 
to the confiftence of honey, with great care to avoid burn- 
RINUS, sgl in Biography, a learned printer, 
born at Bafil in 1 507 as ne fon of a painter, in indigent 
circumitances, na _ was inftru&ted in the 
elements o 
ff 
y 
e of literature, he felt himfelf of fufficient confe- 
uence . affume a claffical name, he changed that of ooh 
ghd Autumn or Harveft, to Oporinus, which ha 
ing i rove > hi 8 
a good fortune, the whole of which would have ill com: 
peniated for her crabbed temper ; a . her snes 
the property was transferred to other per 
advited to ftudy phyfic, and engaged hielo as s pupil and 
fecretary to the famous Paracelfus. This maiter promiled 
to communicate to him fome medical fecrets ; but failing in 
the 
