Emplastrum Belladonnae Mitius, B.P.C. Milder Belladonna Plaster.
|Liquid Extract of Belladonna||33.33|||||1 fluid ounce|
|Resin Plaster (contains lead) ...||to 100.00|||||to 3 ounces|
Concentrate the liquid extract by distilling off the alcohol. and evaporating on a water-bath, until the residue weighs 10 (131 grains); then add the previously melted plaster, and mix. This plaster contains about 0.25 per cent. of the alkaloids of belladonna root, and is less likely to produce poisonous symptoms than Emplastrum Belladonnae, B.P. If this plaster be desired of a bright green colour, chlorophyll may be added in sufficient quantity.