U.S.P. Valeriana. Valerian
Description
This section is from the book "A Text-Book Of Pharmacology, Therapeutics And Materia Medica", by T. Lauder Brunton. Also available from Amazon: A text-book of pharmacology, therapeutics and materia medica.
U.S.P. Valeriana. Valerian
The rhizome and rootlets of Valeriana officinalis.
Characters. - A short, yellowish-white rhizome, with numerous fibrous roots about two or three inches long; of a bitter taste and penetrating odour, agreeable in the recent root, becoming fetid by keeping; yielding volatile oil and valerianic acid when distilled with water.
Composition. - Contains a volatile oil and valerianic acid.
Preparations. | |
B.P. | Dose. |
Infusum Valerianae (2 dr. in 1/2 pint)........................................................... | 1-2 fl. oz. |
Tinctura ,, (2 1/2 oz. in 1 pint spirit) .............................................. | 1-2 fl. dr. |
„ „ Ammoniata (2 1/2 oz. in 1 pint aromatic spirit of ammonia) ......................................... | 1/2-1 1/2 fl. dr. |
U.S.P. | |
Abstractum Valerianae................................................................................... | 15-45 gr. |
Extactum ,, Fluidum....................................................................... | 15-30 min. |
Tinctura ,, (20 per cent.).............................................................. | 1-2 fl. dr. |
„ „ Ammoniata (20, in aromatic spirit of ammonia up to 100)................................................. | 1-2 fl. dr. |
Oleum Valerianae ......................................................................................... | One or more drops |
Quininae Valerianas ....................................................................................... | 1-2 gr. |
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