Unguentum Oxidi Zinci Impuri. Edin. Ointment of impure Oxide of Zinc

"Take of simple liniment, Jive parts; prepared oxide of zinc, one part. Mix."

Unguentum Tutiae, Dub. Ointment of Tutty.

"Take of ointment of white wax, ten ounces; prepared tutty, two ounces. Form them into an ointment."

Syn. Onguent de Tuthie (F.), Unguento di Tuzia (I.).

These ointments were formerly much used in ophthalmia tarsi; but they are now seldom employed.

Unguentum Resins Albae. Dub. Ointment of White Resin

"Take of yellow wax, a pound; white resin, two pounds; prepared lard, four pounds. Make an ointment; and while it is hot pass it through a sieve."

Unguentum Sabinae. Dub. Savine Ointment

"Take of the fresh leaves of savine, freed from the stalks and bruised, half a pound; prepared lard, two pounds; yellow wax, half a pound. Boil the leaves in the lard until they are crisp, then strain by expression. Finally, melt, and add the wax."

This is an useful ointment when fresh prepared, but it does not keep.

Unguentum Sambuci. Lond. Ointment of Elder

"Take of elder, lard, of each two pounds. Boil the elder flowers in the lard until they become crisp; then strain through a linen cloth."

Dublin.

"Take of fresh elder flowers, three pounds; prepared hog's lard, four pounds; mutton suet, two pounds. Make an ointment of these in the manner directed for the preparation of the savine ointment."

These ointments are simply emollient, and possess no advantages over simple ointment. They are vestiges of the redundant practice of former times.

Unguentum Simplex. Edin. Simple Ointment

"Take of olive oil, five parts , white wax, two parts. Melt the wax in the oil; then stir the mixture until it stiffen in cooling."

1 Unguentum sambucinum, P. L. 1720.

A useful emollient ointment for softening the skin.

Officinal preparations. - Unguentum Oxidi Plumbi albi, E. Uh-guentum Acetatis Plumbi, D.

Unguentum Subacetatis Cupri

Edin.

Ointment of Subacetate of Copper.

"Take of resinous ointment, fifteen parts; subacetate of copper, one part. Sprinkle the subacetate into the melted ointment, and stir until the mixture stiffen in cooling."

Unguentum Aeruginis, Dub. Ointment of Verdegris.

"Take of ointment of white wax, a pound; prepared ver-degris, half an ounce. Make them into an ointment."

Syn. Unguento Egiziaco (I.).

These ointments are escharotic and detergent. They are used as an occasional dressing to foul, flabby ulcers; and as an application to scrofulous ulcerations of the tarsi. They can scarcely be used in the undiluted state, unless to act as a caustic for taking down fungous flesh.

Unguentum Sulphuris. Lond. Sulphur Ointment

"Take of sulphur, three ounces; lard, half a pound; oil of bergamot, twenty minims. Mix them."

Edinburgh. "Take of hog's lard, four parts; sublimed sulphur, one part Mix."

Dublin. "Take of prepared hog's lard, four pounds; sublimed sulphur, a pound. Form them into an ointment."

Syn. Onguent soufre (F.), Schemfelsalbe (G.), Unguento solforato (I.).

These ointments are specific in itch. They should be rubbed on the body every night until the disease be cured, but not more than one fourth part of the body should be covered with it at a time.1