Infusion of Bis′tort. Syn. Infusum Bistortæ, L. Prep. (Radius.) Bistort or snake-weed root (Poligonum Bistorta), 1⁄2 oz.; boiling water, 1 pint; infuse 2 hours, and strain. In passive hæmorrhages.
Infusion of Black Snake-root. Syn. Infusum cimicifugæ racemosæ, L. In dropsy, rheumatism, and chest complaints.
Infusion of Blessed Thistle. Syn. Infusum cardui benedicti, L. From the whole herb. In small doses it is diaphoretic; in larger ones, tonic, stomachic, and deobstruent; taken warm, it is occasionally given to promote the action of emetics. The properties of carduus benedictus “are such as to lead us to the belief that it has been superseded by other not more efficacious remedies.” (Lindley.)
Infusion of Blood-root. Syn. Infusion of puccoon; Infusum sanguinariæ, L. Prep. Blood-root (Sanguinaria Canadensis), 1⁄2 oz.; boiling water, 1 pint. Stimulant and emetic.
Infusion of Blue Flag. Syn. Infusum iridis versicoloris, L. Prep. 1. From the flowers of blue flag (Iris versicolor).—2. From the root of rhizomes. The first is used chiefly for its rich colour, as a test, &c.; the second is diuretic and cathartic, and apt to produce distressing nausea and prostration.
Infusion of Bone′set. Syn. Infusum eupatorii, L. Prep. 1. (Ph. U. S.) From the dried leaves and flowers of boneset or thorough-wort (Eupatorium perfoliatum). Diaphoretic, nauseant, and emetic when warm; tonic when cold.
2. (Compound; Infusum eupatorii compositum, L.—Ellis.) Boneset and sage, of each 1⁄2 oz.; cascarilla, 1 dr.; boiling water, 11⁄2 pint; infuse until cold, and strain. In hectic fever. A wine-glassful of either of the above, given hourly, in these diseases, until perspiration and nausea are induced, has been highly recommended in influenza.
Infusion of Braz′il-wood. Syn. Infusum ligni Brasilinsis, L. From ground or rasped Brazil wood. When wanted to keep, rectified spirit, 3 fl. oz., is added to every pint. Used for colouring, and as a test.
Infusion of Broom. Syn. Infusum scoparii, L. See Decoction of Broom.
Infusion of Bu′chu. Syn. Infusum buchu (B. P.), I. bucku (Ph. E.), I. diosmæ, L. Prep. 1. (B. P.) From bruised buchu leaves, 1 oz.; boiling distilled water, 1 pint; infuse for an hour and strain. Diuretic, sudorific, tonic; in dyspepsia, &c.; but chiefly in chronic affections of the bladder and urethra attended with copious secretion.—Dose, 1 to 2 oz.