DRIED PURIFIED OX-GALL.--Yellowish-white, hygroscopic powd.--SOL. in water, alcohol.--Tonic, Laxative.--USES: Deficient biliary secretion, chronic constipation, etc.--~Dose:~ 5--10 grn.

~Sodium Cinnamate Merck.--C.P.~

White powd.--SOL. in water.--Ant.i.tubercular, like cinnamic acid.--INJECTION (intravenous or parenchymatous): 1/3--1 grn. in 5% solut., twice a week.

~Sodium Dithio-salicylate, Beta-, Merck.~

Grayish-white, hygroscopic powd.--SOL. in water.--Antineuralgic, Antirheumatic.--USES: _Intern._, sciatica, gonorrheal rheumatism, etc.--~Dose:~ 2--10 grn.

~Sodium Ethylate, Liquid, Merck.~

Colorl. syrupy liq.; turns brown on keeping.--Escharotic.--USES: Warts, naevi, etc.--APPLIED with gla.s.s rod, pure. Chloroform arrests caustic action.

~Sodium Ethylate, Dry, Merck.~

White or brownish, hygroscopic powd.--ACTION AND USES: As above.--APPLIED in solut. 1:3 absolute alcohol.

~Sodium Fluoride Merck.--Pure.~

Clear cryst.--SOL. in water.--Antispasmodic, Antiperiodic, Antiseptic.--USES: _Intern._, epilepsy, malaria, tuberculosis; _extern._, antiseptic dressing for wounds and bruises, as mouth-wash, in vaginitis, etc. Does not attack nickel-plated instruments.--~Dose:~ 1/12--1/6 grn., in solut. with sodium bicarbonate.--APPLIED: _Wounds_, in 1/20--1/10% solut.; _mouth-wash_, etc., in 1/2--1% solut.

~Sodium Formate Merck.~

White, deliquescent cryst.--SOL. in water, glycerin.--USES: Hypodermically in surgical tuberculosis.--INJECTION (parenchymatous): _Children_, 1/2--1 grn. in solut., every 7--10 days; _adults_, 3 grn., every 7--10 days.

~Sodium Glycerino-phosphate Merck.--50% Solut.~

Yellowish liq.--SOL. in water.--USES: Deficient nerve-nutrition, neurasthenia, phosphaturia, convalescence from influenza, etc.--INJECTION: 3--4 grn. daily, in physiological solut. sodium chloride.

~Sodium Hippurate Merck.~

White powd.--USES: In cachexias, and diseases due to uric-acid diathesis.--~Dose:~ 10--20 grn.

~Sodium Hydrate Merck.--U.S.P.--C.P.~

SODIUM HYDROXIDE; CAUSTIC SODA.--~Dose:~ 1/2--1 grn., freely diluted.--_Preparation:_ Solut. (5%).--ANTIDOTES: Water, and then vinegar, or lemon juice.

~Sodium Hypophosphite Merck.--Purified.~

SOL. in 1 part water, 30 parts alcohol.--~Dose:~ 10--30 grn.

~Sodium Hyposulphite~,--see SODIUM THIOSULPHATE.

~Sodium Iodide Merck.--U.S.P.~

SOL. in about 1 part water, 3 parts alcohol.--USES: Rheumatism, pneumonia, tertiary syphilis, asthma, chronic bronchitis, scrofula, etc.--~Dose:~ 5--60 grn.

~Sodium Naphtolate, Beta-, Merck.~

MICROCIDIN.--Yellowish to white powd.--SOL. in 3 parts water.--USES: Surgical antiseptic on bandages, etc.--APPLIED in 3--5% aqueous solut.

~Sodium Nitrate Merck.--U.S.P.--C.P.~

CHILI SALTPETER.--SOL. in 1.3 parts water, 100 parts alcohol.--USES: _Intern._, inflammatory condition of intestines, dysentery, etc.; _extern._, rheumatism, 1:3 aqueous solut.--~Dose:~ 10--60 grn.

~Sodium Nitrite Merck.--C.P.~

White cryst. or sticks; mildly saline taste.--SOL. in 1.5 parts water; slightly in alcohol.--Antispasmodic, Diaph.o.r.etic, Diuretic.--USES: Angina pectoris, dropsy, and diseases of genito-urinary organs.--~Dose:~ 1--3 grn.

~Sodium Paracresotate Merck.~

Microcryst. powd.; bitter taste.--SOL. in 24 parts warm water.--Antipyretic, Intestinal Antiseptic, a.n.a.lgesic.--USES: Acute gastric catarrh, acute rheumatism, pneumonia, typhoid fever, etc.--~Dose:~ 2--20 grn., according to age, 3 t. daily, in aqueous solut. with extract licorice.

~Sodium Phosphate Merck.--C.P.~

Colorl. cryst.--SOL. in about 20 parts water.--USES: Chronic rheumatism, stimulant of biliary secretion, mild laxative, and vesical calculi.--~Dose:~ 5--40 grn.; as laxative, 1/2--1 ounce.

~Sodium Pyrophosphate Merck.--U.S.P.~

SOL. in 10 parts water.--USES: Lithiasis.--~Dose:~ 5--40 grn.

~Sodium Salicylate Merck--U.S.P.~

SOL. in 1 part water, 6 parts alcohol; glycerin.--~Dose:~ 5--40 grn.--MAX. D.: 60 grn.--INCOMPATIBLES: Ferric salts.

MERCK'S Sodium Salicylate is _the only brand_ which yields a clear and _colorless_ solut.

~Sodium Salicylate Merck.--From Oil Wintergreen.~

USES, etc., as above.

~Sodium Santoninate Merck.~

Stellate groups of needles: mildly saline and somewhat bitter taste; turn yellow on exposure to light.--SOL. in 3 parts water, 12 parts alcohol.--Anthelmintic.--USES: Instead of santonin; less powerful.--~Dose~ (adult): 2--6 grn., in keratinized pills: children 4--10 years old, 1--3 grn.

~Sodium Silico-fluoride Merck.~

White cryst. or granular powd.--SOL. in 200 parts water.--Antiseptic, Germicide, Deodorant, Styptic.--USES: _Extern._, wounds, carious teeth, cyst.i.tis, gonorrhea, for irrigating cavities, and in gynecological practice.--APPLIED in 1/5% solut.

~Sodium Sulphate Merck.--C.P., Cryst. or Dried.~

GLAUBER'S SALT.--SOL. in 3 parts water; glycerin.--~Dose:~ _Cryst._, 2--8 drams; _dried_, 1--4 drams.

~Sodium Sulphite Merck.--U.S.P.~

SOL. in 4 parts water, sparingly in alcohol.--USES: Skin diseases, sore mouth, diphtheria, sarcina ventriculi, and chronic mercurial affections.--~Dose:~ 10--60 grn.

~Sodium Sulpho-carbolate Merck.--U.S.P.~