UNGUENTUM BELLA DONNA— Ointment op Belladonna.—

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This formula was extracted automatically from a historical source and published directly for live editorial inspection. It may contain OCR, title, botanical-identity, ingredient, structure or safety errors. Do not use it as treatment, dosage or self-care guidance.

Source: Note-book of materia medica, pharmacology, and therapeutics/ by R.E. Scoresby-Jackson by Scoresby-Jackson, R. E. (Robert Edmund), 1835-1867; Macdonald, Angus, 1836-1886; Royal College of Physicians of Edinburgh (1871), paragraph-4150.

Ingredients or materials as extracted

• of extract of belladonna, 80 grains; prepared lard, 1 ounce
• Preparation. — Take of belladonna root, recently dried, and in coarse powder, 2 pounds; rectified spirit, 10 pints; slaked lime, 1 ounce; diluted sulphuric acid; carbonate of potash, of each, a sufficiency; chloroform, 3 fluid ounces; purified animal charcoal, a sufficiency ; distilled water, 10 fluid ounces
• Macerate the root in four pints of the spirit for twenty four hours, with frequent stirring

Method as extracted

1. Take of extract of belladonna, 80 grains; prepared lard, 1 ounce.
2. Rub the extract smooth with a few drops of distilled water, then add the lard, and mix thoroughly.
3. Macerate the root in four pints of the spirit for twenty four hours, with frequent stirring.
4. Add the lime to the tincture placed in a bottle, and shake them occasion- ally several times.
5. Filter, add the diluted sulphuric acid in very feeble excess to the filtrate, and filter again.
6. Distil off threefourths of the spirit, add to the residue the distilled water, evaporate at a gentle heat, but as rapidly as possible, until the liquor is reduced to one-third of its volume, and no longer smells of alcohol; then let it cool.
7. Add very cautiously, with constant stirring, a solution of the carbonate of potash, so as nearly to neutralise the acid, care, however, being taken that an excess is not used.
8. Place it in a bottle with the chloroform; mix ivell by frequently repeated brisk agitation, and pour the mixed liquids into a funnel furnished ivith a glass stopcock.
9. Dissolve the residue in warm rectified spirit; digest the solution toith a little animal charcoal; filter, evaporate, and cool until colourless crystals are obtained.

Live editorial status

This record was published without a human-review gate by site policy. Automated flags at publication: no primary ingredient taxon link, not marked promotable, critical hazard archive only. Publication makes the source extraction inspectable; it does not verify identity, completeness, efficacy or safety.