1066 Wisconsin Academy of Sciences , Arts, and Letters . 
TJ. S. P. Text and Comments Thereon. 
The oleoresin of ginger first became official in the Pharmaco¬ 
poeia of 1860. It has remained official throughout all of the 
subsequent editions. 
1860 
Oleoresina Zingiberis 
Oleoresin of Ginger 
Take of ginger, 1 in fine powder, 2 alcohol until twelve fluidounces 7 of 
twelve troyounees; filtered liquid have passed. Eecover 
Stronger Ether 3 twelve fluidounces; from this, by distillation on a water- 
Alcohol 4 a sufficient quantity. bath, nine fluidounces of ether, 8 and 
Put the ginger into a cylindrical expose the residue, in a capsule, until 
percolator, 6 press it firmly, and pour the volatile part has evaporated.® 
upon it the stronger ether.* When this Lastly keep the oleoresin in a well- 
has been absorbed by the powder, add stopped bottle. 10 
1870 
Oleoresina Zingiberis 
Oleoresin 
Take of ginger, 1 in fine powder, 2 
twelve troyounees; 
Stronger Ether 3 twelve fluidounces; 
Alcohol * a sufficient quantity. 
Put the ginger into a cylindrical 
per6olator, provided with a stop-cock, 
and arranged with a cover and recep¬ 
tacle suitable for volatile liquids, 6 press 
it firmly, and pour upon it the 
of Ginger 
stronger ether.* When this has been 
absorbed by the powder, add alcohol 
until twelve fluidounces of liquid have 
slowly passed. 7 Eecover from this the 
greater part of the ether by distilla¬ 
tion on a water-bath, 8 and expose the 
residue, in a capsule, until the volatile 
part has evaporated.® Lastly, keep 
the oleoresin in a well-stopped bottle. 1 * 
1880 
Oleoresina Zingiberis 
Oleoresin 
Ginger, 1 in No. 60 powder, 2 one hun¬ 
dred (100) parts ....100 
Stronger Ether, 3 a sufficient quantity „ 
Put the ginger into a cylindrical 
percolator, provided with a cover and 
receptacle suitable for volatile liquids, 6 
press it firmly, and gradually pour 
stronger ether upon it, until one hun¬ 
dred and fifty (150) parts of the 
of Ginger 
liquid have slowly passed, or until the 
Ginger is exhausted. 7 Eecover the 
greater part of the ether by distilla¬ 
tion on a water-bath, 8 and expose the 
residue, in a capsule, until the remain¬ 
ing ether has evaporated.® 
Keep the oleoresin in a well-stopped 
bottle. 10 
