Tincture of Musk Seed. Syn. Tinctura abelmoschi seminum. (Dr Reece.) Prep. Musk seed, 2 oz.; proof spirit, 16 oz. Digest seven days, and strain.—Dose, 1 fl. dr.

Tincture of Myrrh. Syn. Golden tooth-drops; Tincturæ (B. P., Ph. L., E., & D.), L. Prep. 1. (B. P.) Myrrh, in coarse powder, 1; rectified spirit, 8; macerate 48 hours with 6 of the spirit, agitating occasionally, pack in a percolator, and when it ceases to drop, pour on the remaining spirit, wash the marc, press, and make up to 8.—Dose, 12 to 1 dr. More frequently used mixed with water to form a gargle.

2. (Ph. L.) Myrrh, in powder, 3 oz. (312 oz., Ph. E.; 4 oz.—Ph. D.); rectified spirit, 1 quart; macerate for 7 days (14 days,—Ph. D.; or by displacement—Ph. E.), and filter.

3. (Wholesale.) Myrrh (in coarse powder), 214 lbs.; rectified spirit, 2 galls.; water, 1 gall.; as the last.

Obs. Tincture of myrrh is tonic and stimulant.—Dose, 12 to 1 fl. dr., as an adjuvant in mixtures, gargles, &c. Chiefly used diluted with water, as a dentifrice or wash for ulcerated and spongy gums.

Tincture of Myrrh (Alkaline). Syn. Tinctura myrrhæ alkalizæ. (Ph. E. 1744.) Prep. Powdered myrrh, 112 oz.; solution of carbonate of potash, a sufficient quantity; mix into a soft paste, dry it, and add rectified spirit, 1 pint. Digest for 6 days, and strain.

Tincture of Myrrh (Compound). Syn. Tinctura myrrhæ composita, L. Prep. From myrrh and socotrine aloes, of each 2 lbs.; rectified spirit, 3 galls.; water, 2 galls.; digest for 14 days. This is frequently substituted for ‘COMPOUND TINCTURE OF ALOES’ in the wholesale trade.

Tincture of Nux Vomi′ca. Syn. Tinctura nucis vomicæ, L. Prep. 1. Nux vomica, 1; rectified spirit, 10; soften the nux vomica by steam, dry rapidly, and reduce to fine powder. Macerate 48 hours in three fourths of the spirit, agitating occasionally, pack in a percolator, let it drain, pour on the remaining spirit, and when it ceases to drop, press, filter, and make up to 10.—Dose, 10 to 30 minims.

2. (Ph. D. 1826.) Nux vomica (ground in a coffee-mill), 2 oz.; rectified spirit, 8 fl. oz.; macerate 7 (14) days.—Dose, 5 to 20 drops; in paralysis, &c. It is poisonous.

Tincture of Nux Vomica (Ethereal). Syn. Tinctura nucis vomicæ ætherea. (Ph. G.) Prep. Coarsely powdered nux vomica, 1 oz.; spirits of ether, 10 oz. (by weight). Macerate for 8 days.