Emplastrum Salicylicum Compositum Fortius, B.P.C. Stronger Compound Salicylic Plaster.
Synonyms.—Stronger Salicylic Acid and Indian Hemp Plaster; Stronger Corn Plaster.
|Salicylic Acid, in fine powder||40.00|||||8 ounces|
|Extract of Indian Hemp||5.00|||||1 ounce|
|Indiarubber, masticated, in fine strips||15.00|||||3 ounces|
|Wool Fat||40.00|||||8 ounces|
|Copaiba, by weight||5.00|||||1 ounce|
|Methyl Salicylate||0.45|||||43 minims|
|Solvent Mineral Naphtha, a sufficient quantity.|
Proceed as in the case of rubber adhesive plaster, substituting the salicylic acid for the orris root, and adding the extract of Indian hemp after previously drying it on a water-bath.