Du Mez—The Galenical Oleoresins . 
1089 
U, S. P. Text and Comments Thereon. 
The oleoresin, which was official in the United States Phar¬ 
macopoeia from I860 to 1900, has been omitted from the last 
edition (edition of 1910). 
1864 
Oleoresina Lupulinae 
Oleoresin of Lupulin 
Take of Lupulin 1 twelve troyounces; distillation on a water-bath, eighteen 
Ether 2 a sufficient quantity. fluidounees of ether, 5 and expose the 
Put the lupulin into a narrow cylin- residue, in a capsule, until the remain- 
drical percolator, press it firmly, and ing ether has evaporated. 6 Lastly, 
gradually pour ether upon it until keep the oleoresin in a wide-mouthed 
thirty fluidounees of filtered liquid bottle, well stopped. 7 
have passed. 4 Recover from this, by 
1870 
Oleoresina Lupulinae 
Oleoresin of Lapulin 
Take of Lupulin 1 twelve troyounces; ounces of liquid have slowly passed. 4 
Ether 2 a sufficient quantity. Recover the greater part of the ether 
Put the lupulin into a narrow cylin- by distillation on a water-bath, 5 and 
drical percolator, provided with a expose the residue in a capsule, until 
stop-cock, and arranged with cover the remaining ether has evaporated. 6 
and receptacle suitable for volatile Lastly, keep the oleoresin in a wide- 
liquids, 3 press it firmly, and gradually mouthed bottle, well stopped. 7 
pour ether upon it, until twenty fluid- 
1880 
Oleoresina Lupulini 
Oleoresin of Lupulin 
[Oleoresina Lupulinae, Pharm., 1870] 
Lupulin, 1 one hundred parts .... 100. parts of liquid have slowly passed. 4 
Stronger Ether 2 , a sufficient quantity,. Recover the greater part of the ether 
Put the lupulin into a narrow cylin- by distillation on a water-bath, 6 and 
drical percolator, provided with a expose the residue, in a capsule, until 
cover and receptacle suitable for the remaining ether has evaporated.® 
volatile liquids, 3 press it firmly, and Keep the oleoresin in a well-stop- 
gradually pour stronger ether upon ped, wide-mouthed bottle. 7 
it, until one hundred and fifty (150) 
69—-S. A. L. 
