~ 
+. 
a. pay 
Seed Be ge = 2 
ogee: "proximate vegetable principle, resembling in many re- 
spects the essential oils; only differing ii composition from 
them, in containing more Sean By distilling it repeat- 
edly with nitric acid, it is converted into camphoric acid, 
. which has peculiar properties, and with alkalies and earths 
forms camphorates, which are destitute of medicinal vir- 
tue. £3} of water is supposed to hold in a kind of solution 
about half a grain of camphor, agitated with it—hence 
camphor tea, as it is called, is moderately endued with the 
pedal power of the drug itself. It is soluble in an equal 
weight of alcohol—it is rendered more soluble by tritura- 
tion with a little magnesia. Alkalies have no effect on 
Camphor. , 
- Mepicat Prorertizs anv Uses. Anodyne, in certain con- 
ditions of the system ; in moderate doses, is exhilarating, 
without raising the pulse; it produces tranquil sleep, and 
assuages after pains succeeding parturition. The effects 
are transient, and it must be repeated at short intervals. 
It is said to correct the bad effects of opium, cantharides, 
_. the drastic purgatives, and powerful diuretics. In exces- 
ie sive doses, occasions anxiety, vomiting, syncope, and de- 
oe lirium: these effects are best counteracted by opium. 
Camphor may be given in substance, (powdered) in mix- 
ture, and in tincture. It may be suspended by sugar, 
yolk of egg, or mucilage of acacia, Dose, grs. iij to Bj 
or Zss—of the tincture, Zj to Zij. i, 
Orric. Prev. Mistura Camphorz. L. D. & U.S. Emul- 
: sia Camphorata. E. Spirttus ” z L. E.D. Tine- 
tra Camphore comp. L. E. D. Tinctura Camphorx. UV. 
— -—«§. Aeidum acetosum Camphoratum. B.D. Lainimentum ~ 
_ Camphorz. L. E. D. Linimentum Camphore comp. LL. 
Linimenium Saponis. L. E. D. & U. 8. oe 
Formule— 
No.1. R Extract. hyoseyami, Bj 
Puly. Camphore, grs. vj 
= Made into 12 pills—3 every night. 
: No.2. Be Opii puri et 
ae een Camphora, aa 3ss 
Emplast. Lithargyri, 3) 
Sit scute pectora. Bree. 
No. 3. B Misture Camphore, f3j 
: Spir. ther. comp. f3ss 
Tinct. Opi, mx 
‘Syrup. Papayeris.  f3j 
_ Make a draught, to be taken going to bed. 
