(Dose, 1/20 - 1/2 gr.; 3 - 30 mgms.) Colourless prismatic crystals, with a bitter taste followed by a sensation of numbness. Almost insoluble in water, soluble 1 in 10 alcohol. 1 in 12 of olive oil, insoluble in glycerin.

3unguentum Cocainae

4; Oleic Acid (by weight) 16; Lard, 80.