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The concrete fat obtained from the ground seeds of Theobroma cacao by expression and heat; Oleum theobromæ in the 1867 standard.

The oil expressed from the seeds of Croton tiglium; a strongly irritant historical medicinal material.

A dried plant exudate used historically as an astringent; it must not be confused with the heartwood specified as red sandalwood.

Mustard seed materials used in historical preparations. Moistening crushed black-mustard seeds generates an irritant volatile product containing allyl isothiocyanate; the volatile product differs from the fixed seed oil.

Historical medicinal capsicum fruit material, distinct from a dose of an isolated modern drug.

Resinous material used in historical stimulating plasters.

Historical medicinal material from deadly nightshade. Leaf, root, extract and tincture are not interchangeable dose units.

Historical medicinal material from aconite plants, containing toxic alkaloids.

Historical seed material containing strychnine; the extract and tincture require their own specified strengths.

Historical drastic purgative obtained as the dried deposit from the expressed juice of the squirting cucumber fruit. Its variable potency and severe fluid loss make period use in oedema unsuitable as a modern treatment recommendation.

Dried aloe leaf juice used as a stimulant laxative, distinct from the leaf gel used in other products.