716

ELEMENTS OF MATERIA MEDICA.

Administration. —When given as a diuretic, and to affect the capilary and secerning vessels (in catarrhal affections of the mucous nici®branes, dropsy, suppression of urine, hemorrhage, &c.) the dose is fr 011 '6 or 8 minims to f5j.; as a general stimulant (in chronic rheumatism,chorea, &c.) or to produce a change in the condition of the intestiucoats (in chronic dysentery), from f5j. to f5ij.; as an anthelmintic l 1tape-worm) or as a revulsive (in apoplexy, in epilepsy previous to 11expected paroxysm, &c.) from f*ss. to fSij. It may be taken floating 0some aromatic water, to which some hot aromatic tincture, as tinctucapsid, has been added ; or it may be diffused through water by the a'of mucilage or an emulsion; or it may be made into a linctus "'ihoney or some aromatic syrup. ^

1. Enema Terebinthinje, L. E. D. ; Clyster of Turpentine. — (Od .Turpentine, fsj.; Yolk of Egg, q. s. “Hub them together, and a< ^’Decoction of Barley , fjxix.” L. The Edinburgh College substituWater for Barley Water. The Dublin College directs ^ss. of Coining.Turpentine to be rubbed with the Yolk of one Egg, and ten OuncesWater, of a temperature not exceeding 100o F., to be added.) Used ^

anthelmintic in ascarides; as an antispasmodic and purgative

in

colic, obstinate constipation, and tympanites. Dr. Montgomery (Obs& •on the Dubl. Pharm.) says, “ it is much used in cases of peritoneal dflammation.” ,

2. L/nimenthmTeeebintttinje, L.D.; LinimentumTerebinthinatuWi(Soft Soap, sip ; Camphor, Sj.; Oil of Turpentine , fSxyj. “ Shake tb e ^together until they are mixed,” L .— Resinous Ointment, Siv.; Ud "'I’urpcntine, fjv.; Camphor, 3ss. “ Melt the ointment, and gradn^mix with it the camphor and oil, till a uniform liniment be obtained,” jOintment of White Resin, lb. j.; Oil of Turpentine , Oss. “ Havingthe ointment, gradually mix the oil of turpentine with it, D .)—Introduceby Dr. Kentish (Essay on Burns) as a dressing for bums and seal ^The parts being first bathed with warm oil of turpentine, alcohol? ^camphorated spirit, are to be covered with pledgets of lint thickly s I ,r flwith this liniment. When the peculiar inflammation, excited by the hhas subsided, milder applications are then to be resorted to. This id ^ment may also be used in any other cases requiring the employment omore stimulant application than the ordinary soap liniment.

III. Resinm Terebinthinee.—Terebinthinate Resins.

1. Resina, L. E. D. —Rosin or Common Resin.

Preparation. This is the residue of the process for obtaining j.turpentine. It is run, while liquid, into metallic receivers coated ^whiting to prevent adhesion, and from these is ladled into «oou<^moulds or casks. When the distillation is not carried too far, theduct contains a little water, and is termed yellow rosin (resina f aV -^-A more continued heat expels the water and produces transparent ^and if the process be pushed as far as it can be, without producingcomplete alteration of properties, the residue acquires a deep colour, ais termed brown or black rosin or colophony {resina nigra seu colvph ° n%u ^ ^If melted rosin be run into cold water contained in shallow tanks, ;ll)lsupply of cold water be kept up until the rosin has solidified, a Vyellow product is obtained, called Flockton’s patent rosin.