Infusion of Ser′pentary

Syn. Infusum serpentariæ (B. P., Ph. L. & E.), L. Prep. 1. (B. P.) Serpent ary, bruised, 1 oz.; boiling distilled water, 40 oz.; infuse 2 hours, and strain.— Dose , 1 to 2 oz. 2. (Ph. L.) Serpent ary or Virgin i an snake-root, 1 ⁄ 2 oz.; boiling distilled water, 1 pint; macerate for 4 hours in a closed ve el, and strain. The form of the Ph. E. is similar. As a stimulating expectorant and diaphoretic; in chronic catarrhs, low fevers, agues, . 3. (Compound; Infusum serpentariæ compos i tum , L.—Guy’s Hosp.) Virgin i an snake-root and contrayerva, of each 5 dr.; boiling water, 1 pint; macerate 2 hours, strain; and when cold add of tincture of serpent ary 2 fl. oz. As the last.