Emplastrum Salicylicum Compositum Fortius, B.P.C. Stronger Compound Salicylic Plaster.

Format explanation.
Related entries: Salicylic acid - Indian Hemp

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
Thymol 0.30 | 26 grains
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.

The British Pharmaceutical Codex, 1911, was published by direction of the Council of the Pharmaceutical Society of Great Britain.