Extract of Parei′ra

Syn. Extractum pareiræ (B. P.), L. Prep. 1. (B. P.) Pareira root in coarse powder, 1; boiling distilled water, 10, or a sufficiency; digest the pareira with 1 1 ⁄ 2 of water for twenty-four hours, then pack in a percolator, and water till by slow percolation 10 has pa ed through; evaporate in a water bath to a pilular consistence.— Dose , 13 to 20 gr. 2. (Ph. L.) From the root of velvet leaf or pareira brava ( Ci ampelos Pareira ), as EXTRACT OF HOPS —Ph. L. 3. (P. E.) As EXTRACT OF LIQUORICE —Ph. E. The P. Cod. formula is similar. Alterative, tonic, and diuretic.— Dose , 10 gr. to 1 ⁄ 2 dr.; chiefly in affections of the bladder. 4. Extractum pareira liquidum (B. P.). Pareira in coarse powder, 16; boiling distilled water, 160, or a sufficiency; rectified spirit, 3; macerate in 20 of water for twenty-four hours; pack in a percolator, adding more of the water; allow the liquor slowly to pa until 160 has been collected, or the pareira is exhausted; evaporate to 13, and, when cold, add the spirit; filter and make up to 16.— Dose , 1 ⁄ 2 dr. to 2 dr.