Drops, Acoust′ic

Syn. Acoustic balsam ; Guttæ acousticæ , Balsamum acousticum , L. Prep. 1. Oil of almonds, 1 oz.; laudanum and oil of turpentine, of each 1 dr.; mix. For hardened wax, and to allay pain. 2. Tinctures of benzoin, castor, and opium, of each, 1 fl. oz.; e ential oil of a afœtid a, 5 drops. As the last, and in deafne arising from debility of the organism. 3. (Baumé’s.) Tinctures of ambergris, a afœtid a, castor, and opium, of each, 1 oz.; terebinth in a ted balsam of sulphur and oil of rue, of each, 15 drops. In atonic deafne . 4. (Bouchardat.) Compound spirit of balm, 2 1 ⁄ 2 dr.; oil of almonds, 5 dr.; ox-gall, 10 dr.; cresote, 10 or 20 drops. In cases complicated with hardened wax, fetid discharges, . 5. (Dr Hugh Smith.) Ox-gall, 3 dr.; balsam of Peru, 1 dr. In fetid ulcerations of the ear. One or two drops of the above are poured into the ear; or a piece of cotton wool moistened therewith is introduced instead. The last is the safest plan. 6. Glycerin, either alone or diluted with water. In deficiency of the natural secretions of the ear; used in sufficient quantity to moisten the first pa ages. See Deafne , Glycerin .