or of nasal or laryngeal type), 1500—3000 units; given hypodermically, and repeated in about 8 hours if necessary. Adults receive twice as much. Caution: The various brands differ in strength.

Apiol, Green, Merck.—Fluid.

Greenish, oily liq.—Sol. in alcohol, ether.—Emmenagogue, Antiperiodic.—Uses: Dysmenorrhea, malaria.—Dose: 5—10 ♏, 2 or 3 t. daily, in capsules; in malaria 15—30 ♏.

Apiollne.

Not completely defined.—(Stated: "True active principle of parsley, in 4-min. capsules.—Emmenagogue.—Dose: 2 or 3 caps., with meals.")

Apocodeine Hydrochlorate Merck.

Yellow-gray, very hygroscopic powd.—Sol. in water.—Expectorant, Sedative Hypnotic.—Uses: Chronic bronchitis, and other bronchial affections. Acts like codeine, but weaker; induces large secretion of saliva, and accelerates peristalsis.—Dose: 3—4 grn. daily, in pills.—Injection: 1/6—1/2 grn., in 2% aqueous solut.

Apocynum—U.S.P.

Canadian Hemp.—Diuretic.—Dose: 5—20 grn.—Preparation: F.E. (1:1).

Apomorphine Hydrochlorate Merck.—U.S.P.—Cryst. or Amorphous.

Dose: Expect., 1/60—1/20 grn.; emetic, 1/15—1/8 grn.—Inject. (emetic): 1/10—1/5 grn.—Antidotes: Strychnine, chloral, chloroform.—Incompatibles: Alkalies, potassium iodide, ferric chloride.—Caution: Keep dark and well-stoppered!

Aqua Levico, Fortis and Mitis.

Natural Arseno-Ferro-Cupric Waters, from springs at Levico, Tyrol.—Alterant Tonic.—Uses: Anemic, chlorotic, neurasthenic, and neurotic conditions; in scrofulous, malarial, and other cachexias; and in various chronic dermatoses.—Dose: Tablespoonful of Aqua Levico Mitis, diluted, after meals, morning and night. After a few days, increase dose gradually, up to 3 tablespoonfuls. After one or two weeks, substitute for the two doses a single daily dose of one tablespoonful of Aqua Levico Fortis, best with principal meal. Some days later, augment this dose gradually as before. Constitutional effects and idiosyncrasies are to be watched, and dosage modified accordingly. Decreasing dosage at conclusion of treatment, with a return to the "Mitis," is usual.

Arbutin Merck.

White needles; bitter.—Sol. in alcohol; slightly in water.—Diuretic.—Uses: Instead of uva-ursi.—Dose: 5—15 grn. 4 t. daily.

Arecoline Hydrobromate Merck.

White cryst.—Sol. in water, alcohol.—Myotic.—Applied in 1% solut.

Argentamine.

8% solut. silver phosphate in 15% solut. ethylene-diamine.—Alkaline liq., turning yellow on exposure.—Antiseptic and Astringent, like silver nitrate.—Uses: Chiefly gonorrhea.—Inject. in 1:4000 solut.

Argonin.

Silver-casein compound; 4.25 per cent. silver.—Wh. powd.—Sol. in hot water; ammonia increases solubility.—Antiseptic.—Uses: Chiefly in gonorrhea, in 1—2 per cent. solut.

Aristol.

Dithymol Di-iodide.—Reddish-brown, tastel. powd.; 46% iodine.—Sol. in chloroform, ether, fatty oils; sparingly in alcohol; insoluble in water or glycerin.—Succedaneum for iodoform externally.—Applied like the latter.—Incompatibles: Ammonia, corrosive sublim., metallic oxides, starch, alkalies or their carbonates; also heat.—Caution: Keep from light!

Arnica Flowers—U.S.P.

Preparation: Tr. (D., 10—30 min.).

Arnica Root—U.S.P.

Preparation: Ext. (D. 1—2 grn.); F.E. (D., 5—10 min.); Tr. (D., 20—40 min.).

Arsenauro.

Not completely defined.—(Stated: "10 min. contain 1/32 grn. each gold and arsenic bromides.—Alterative Tonic.—Dose: 5—15 min., in water, after meals.")

Arsen-hemol Merck.

Hemol with 1% arsenous acid.—Brown powd.—Alterative and Hematinic; substitute for arsenic, without untoward action on stomach.—Dose: 11/2 grn., in pill, 2 to 3 t. daily, adding one pill to the daily dose every fourth day until 10 pills are taken per day.

Arsenic Bromide Merck.

Colorless, deliquescent prisms; strong arsenic odor.—Sol. in water.—Uses: Diabetes.—Dose: 1/60—1/15 grn.—Max. D.: 1/6 grn.—Antidotes: Same as arsenous acid.—Incompatible: Water.—Caution: Keep well-stoppered!

Arsenic Chloride Merck.

Colorless, oily liq.—Decomposes with water.—Sol. in alcohol, ether, oils.—Dose: 1/60—1/15 grn.

Arsenic Iodide Merck.—U.S.P.—Pure, Cryst.

Dose: 1/60—1/15 grn., in pills.—Max. D.: 1/8 grn.—Incompatible: Water.—Caution: Keep from air and light!

Asafetida—U.S.P.

Dose: 5—15 grn.—Preparations: Emuls. (4 per cent.); Pills (3 grn.); Tr. (1:5).

Asaprol Merck.

Calcium Beta-naphtol-alpha-mono-sulphonate.—Whitish to reddish-gray powd.; slightly bitter, then sweet, taste.—Sol. in water; 3 parts alcohol.—Analgesic, Antiseptic, Antirheumatic, Antipyretic.—Uses: Tuberculosis, rheumatism, pharyngitis, gout, typhoid fever, sciatica, diphtheria, etc.—Dose: 8—15 grn.—Extern. in 2—5% solut.—Incompatibles: Antipyrine and quinine.—Caution: Keep from heat and moisture!

Asclepias—U.S.P.

Pleurisy Root.—Preparation: F.E. (D. 20—60 min.).

Aseptol Merck.

Sozolic Acid.—33-1/3% solut. ortho-phenol-sulphonic acid.—Yellow-brown liq.; odor carbolic acid.—Sol. in alcohol, glycerin; all proportions water.—Antiseptic, Disinfectant.—Uses: Extern., in diseases of bladder, eye, skin, and in diphtheria, laryngitis, gingivitis, etc.—Applied in 1 to 10% solut.—Caution: Keep from light!

Aspidium—U.S.P.

Male Fern.—Dose: 30—90 grn.—Preparation: Oleoresin (q.v.).

Aspidosperma—U.S.P.

Quebracho.—Preparation: F.E. (D., 30—60 min.).

Aspidospermine Merck.—Amorph., Pure.

Brown-yellow plates; bitter taste.—Sol. in alcohol, ether, chloroform, benzene.—Respiratory Stimulant, Antispasmodic.—Uses: Dyspnea, asthma, spasmodic croup, etc.—Dose: 1—2 grn., in pills.

Atropine (Alkaloid)