Spirit of Cas′sia. Syn. Spiritus cassiæ (Ph. E.), L. Prep. From coarsely powdered cassia, 1 lb.; proof spirit, 7 pints; water, 112 pint, or q. s.; draw off 7 pints.—Dose, &c., as the last. It is almost universally substituted for spirit of cinnamon.

Spirit of Cin′namon. Syn. Spiritus cinnamomi (Ph. L. & E.), L. Prep. 1. (Ph. L.) Oil of cinnamon, 2 fl. dr.; proof spirit, 1 gall.; dissolve.

2. (Ph. E.) From cinnamon, as spirit of cassia.—Dose, 1 to 4 fl. dr.

3. (Essentia cinnamomi—Ph. D.) Oil of cinnamon, 1 fl. oz.; rectified spirit, 9 fl. oz. Used to make cinnamon water, &c.

Spirit of E′ther. Syn. Spirit of sulphuric ether, Sweet spirit of vitriol†; Spiritus ætheris (B. P.), Spiritus ætheris sulphurici (Ph. E.), L. Prep. 1.—a. (Ph. E.)

Sulphuric ether, 1 part; rectified spirit, 2 parts. Sp. gr. ·809. Obs. This preparation should be neutral to test paper, mix (clear) with water, and, when shaken with twice its volume of concentrated solution of chloride of calcium, 28% of ether should separate.—Dose, 12 to 2 or 3 fl. dr.; as a stimulant and anodyne.

b. (B. P.) Ether, 1; rectified spirit, 2; mix.—Dose, 30 to 60 minims.

2. Compound spirit of ether, Hoffmann’s anodyne liquor; Spiritus ætheris compositus (Ph. L.), S. ætheris oleosus (Ph. D.), L.—a. (Ph. L.) Ether, 8 fl. oz.; rectified spirit, 16 fl. oz.; ethereal oil, 3 fl. dr.; mix.

b. (Ph. D.) Mix in a glass matrass, oil of vitriol, 112 pint, with rectified spirit, 1 pint; connect this with a Liebig’s condenser, apply heat, and distil until a black froth begins to rise; then separate the upper stratum of the distilled liquid, and, having exposed it to the air for 24 hours, let the oil be transferred to a moist paper filter, and washed with a little cold water; lastly, dissolve it in a mixture of rectified spirit, 12 pint; sulphuric ether, 5 fl. oz.

Obs. This compound is anodyne and antispasmodic, and was once held in very great repute.—Dose, 12 to 2 fl. dr.