1020 Wisconsin Academy of Sciences , Arts, and Letters. 
1900 
Oleoresina Capsici 
Oleoresin of Capsicum 
Capsicum, 1 in No, 40 powder, 3 five 
hundred grammes ..... .500 Gm. 
Acetone, 8 a sufficient quantity . 
Introduce the capsicum into a cylin¬ 
drical glass percolator, provided with 
'a stop-cock, and arranged with a 
cover and a receptacle suitable for 
volatile liquids. 4 Pack the powder 
firmly, and percolate slowly with ace¬ 
tone, added in successive portions, 
until eight hundred cubic centimeters 
of percolate have been obtained.® 
Recover the greater part of the ace¬ 
tone from the percolate by distilla¬ 
tion on a water-bath/ and, having 
transferred the residue to a dish, al¬ 
low the remaining acetone to evapor¬ 
ate spontaneously in a warm place. 1 
Then pour off the liquid portion,® 
transfer the remainder to a glass fun¬ 
nel provided with a pledget of cotton, 
and when the separated fatty matter 
(which is to be rejected) has been 
completely drained, mix the liquid 
portions together. 9 Keep the oleo¬ 
resin in a well-stoppered bottle. 1 ® 
Average dose.-—-0.030 Gm. = 30 
milligrammes (% grain). 
1910 
Oleoresina Capsici 
Oleoresin of Capsicum 
Oleores. Capsic. 
Capsicum, 1 in No. 40 powder 3 five 
hundred grammes ...... 500 Gm. 
Ether, 3 a sufficient quantity. 
Place the capsicum in a cylindrical 
glass percolator, provided with a stop¬ 
cock, and arranged with a cover and 
a receptacle suitable for volatile li¬ 
quids. 4 Pack the powder firmly and 
percolate slowly with ether, added in 
successive portions, until the perco¬ 
late measures eight hundred mils. 6 
Recover the greater part of the ether 
from the percolate by distillation on 
a water-bath, 6 and, having transferred 
the residue to a dish, allow the re¬ 
maining ether to evaporate spontan¬ 
eously in a warm place. 1 Then pour 
off the liquid portion, 8 transfer the 
remainder to a glass funnel provided 
with a pledget ’ of cotton, and, when 
the separated fatty matter (which is 
to be rejected) has been completely 
drained, mix the liquid portions to¬ 
gether. 9 Keep the oleoresin in a well- 
stoppered bottle. 10 
Preparation —- Eplastrum Capsici. 
Average Dose.—-Metric, 0.03 Gm.— 
Apothecaries, % grain. 
