Kino, in fine powder, 112 oz.; rectified spirit, 8 fl. oz.; water, 4 oz.; glycerin, 4 fl. oz. Mix the alcohol, water, and glycerin together, and having mixed the kino with an equal bulk of clean sand, introduce in a percolator, and pour on the menstruum.

Mr Haselden says, that for some years past

he has preserved tincture of kino from gelatinising by keeping it in bottles holding 2 oz. only.

Tincture of Lactu′′carium. Syn. Tinctura lactucarii, L. Prep. (Ph. E.) Powdered lactucarium, 4 oz.; proof spirit, 1 quart; digest or percolate. Anodyne, soporific, antispasmodic, and sedative.—Dose, 20 to 60 drops; in cases for which opium is unsuited, 10 drops (minims) contain 1 gr. of lactucarium.

Tincture of Larch. Syn. Tinctura laricis. (B. P.) Prep. Larch bark, in coarse powder, 212 oz.; rectified spirit, 1 pint. Macerate the bark for 48 hours in 15 oz. of the spirit in a closed vessel, agitating occasionally; then transfer to a percolator, and when the fluid ceases to pass, continue the percolation with the remaining 5 oz. of spirit. Afterwards subject the contents of the percolator to pressure, filter the product, mix the liquid, and add rectified spirit, q. s. to make 1 pint.—Dose, 20 to 30 minims.

Tincture of Lav′ender (Compound). Syn. Red lavender, Red lavender drops, Red hartshorn; Tinctura lavendulæ composita (B. P., Ph. L. & D.), Spiritus lavandulæ compositus (Ph. E.), L. Prep. 1. (B. P.) English oil of lavender, 90 minims; English oil of rosemary, 10 minims; cinnamon, bruised, 150 gr.; nutmeg, bruised, 150 gr.; red sandal wood, 300 gr.; rectified spirit, 40 oz.; macerate the cinnamon, nutmeg, and red sandal wood in the spirit for 7 days, then press out and strain; dissolve the oils in the strained tincture, and add sufficient rectified spirit to make 40 oz.—Dose, 12 to 2 dr.

2. (Ph. L.) Cinnamon and nutmegs, of each, bruised, 212 dr.; red sanders wood, sliced, 5 dr.; rectified spirit, 1 quart; macerate for 7 days, then strain, with expression, and dissolve in the strained liquid, oil of lavender, 112 fl. dr., oil of rosemary, 10 drops.

3. (Ph. L. 1836.) Spirit of lavender, 112 pint; spirit of rosemary, 12 pint; red sanders wood (rasped), 5 dr.; cinnamon and nutmegs (bruised), of each 212 dr.; macerate for 14 days.

4. (Ph. E.) Spirit of lavender, 1 quart; spirit of rosemary, 12 fl. oz.; cinnamon, 1 oz.; nutmeg, 12 oz.; red sanders, 3 dr.; cloves, 2 dr.; as No. 1.

5. (Ph. D.) Oil of lavender. 3 fl. dr.; oil of rosemary, 1 fl. dr.; cinnamon, 1 oz.; nutmegs, 12 oz.; cloves and cochineal, of each 14 oz.; rectified spirit, 1 quart; macerate for 14 days.