SPRU

41.'

favourable crisis ensue. Wine or spirits and water, cold or hot,are the most convenient forms of exhibition.Enters into Spiritus Omnes. L. E. D. P. Tincturse Varue. L. E. D. P.

Spiritus Terebinthin;e. See Terebinthins: Oleum.

Spiritus Thymi. Spirit of Thyme. Is made like Spirit of Balm.

Spiritus Vini. Spirit of Wine. See Spir. Rectif. and Spir. Ten.

Spiritus Vitrioli. Spirit of Vitriol. See Acid. Sulphur. L.

Spongia. L. E. D. P. Sponge. Spongia officinalis. It is chiefly broughtfrom the Mediterranean and the Red Sea. It is used for washingsores, and absorbing their acrid discharges. Soaked in thick gruel, orin anodyne infusions, or decoctions, it may be applied as an effectualand elegant form of cataplasm. When compressed on a bleedingsurface, it stops haemorrhage, by promoting the formation of a coa-gulum. It contains a portion of iodine. See Spongia Usta.

Spongia PrjEfarata cum Cera. P. Sponge prepared with Wax, orSponge Tent. Choose fine pieces of sponge, well washed and dried,and dip them in melted yellow wax, or Ejipl. Cer. Comp. Thenheat two plates of tin or iron in boiling water, and press betweenthem the sponge, take it out when cold, and cut it into tents or plugs.It is excellent for enlarging punctured wounds, fistulous openings, &c,as it swells gradually when left in them. In ulcers and strictures ofthe rectum it may be anointed with mercurial, or other ointments.

Spongia Pr^parata absque Cera. P. Sponge Prepared withoutWax. Select the pieces as .in the preceding, and tie them up in sucha manner as that no part may escape compression. It is used forsimilar purposes.

Spongia Usta. L. Burnt Sponge. Pulvis spongia: ustce. D. Carhode spongiis lotis aid illotis. P. Cut the sponge into small pieces, andbeat it so as to separate from it adhering extraneous matters; burn itin a covered iron vessel, till it become black and friable; then tritu-rate it into a fine powder.Contains charcoal with phosphate and carbonate of lime and subcarbo-nate of soda; but its medical powers appear to depend on a variableproportion of iodine: sometimes there is no iodine in the sponge, andhence its uncertainty.Medicinally it has been prescribed in doses of ^ss to 5J, twice or thricea day, in form of lozenge, or of electuary, for scrofula, and rickets,but particularly for bronchocele. See Iodine, and Hydriodate opPotass.

Spruce Beer is made by adding 5iv of essence of spruce to ten gallonsof water, and Ibvj of sugar for white, and treacle for brown, spruce ;add also yeast in the same way, as for ginger-beer, and bottle up.

Spruce-Beer Powders. Take 9v of white sugar, gr. xxvj of carbo-