Fluidextracts may be defined as a class of concentrated tinctures of such strength as to represent the drug, volume for weight. They are made by percolation, maceration, or digestion.

The following is the process of percolation chiefly employed:

In proceeding to percolate 100 Gm. of the drug, according to directions, the first 80 to 90 Cc. are reserved, and percolation continued until the exhaustion is completed. The weak percolate is evaporated to a soft extract (the alcohol being recovered) and dissolved in the reserved percolate. Sufficient menstruum is then added to make the product measure 100 Cc.

The Pharmacopoeia gives assay processes for the Fluidextracts of Aconite, Belladonna Root, Cinchona, Coca, Colchicum Seed, Conium, Guarana, Hydrastis, Hyoscyamus, Ipecac, Nux Vomica, Pilocarpus, Scopola, and Stramonium.

U. S. P.

Average Dose.

Official Name.

Drug.

Part.

Cc.

Minims,

Fluidextractum -

Aconiti....................

Aconitum Napellus...........

Tuber...............

0.05

1

Apocyni....................

Apocynum Cannabinum.........

Root................

1.

15

Aromaticum...............

Pulvis Aromaticus.........

......................

1.

15

Aurantii Amari..........

Citrus vulgaris...........

Rind...............

1.

15

Belladonna Radicis.

Atropa Belladonna..........

Root................

0.05

1

Berberids.................

Berberis Aquifolium..........

Rhizome.........

2.

30

Buchu....................

Barosma betulina..........

Leaves............

2.

30

Calami....................

Acorus Calamus..........

Rhizome.........

1.

15

Calumbae................

Jateorrhiza palmata.........

Root...............

2.

30

Cannabis Indicae ......

Cannabis sativa.................

Fl. Tops..........

0.05

1

Capsici....................

Capsicum fastigiatum.........

Fruit...............

0.05

1

Chimaphilae ............

Chimaphila umbellata...........

Leaves..........

2.

30

Chimaphilae.............

Swertia Chirata................

Plant...........

1.

15

Cimicifugae...............

C imicifuga recemosa............

Rhizome.........

1.

15

Cinchonae.................

Cinchona Calisaya.............

Bark...............

1.

15

Cocae.......................

Erythroxylon Coca.............

Leaves...........

2.

30

Colchici Seminis......

Colochicum autumnale..........

Seed...............

0.2

3

Conii.......................

Conium maculatum.............

Fruit...............

0.2

3

Convallariae ..........

Convallaria majalis..............

Rhizome........

0.5

8

Cubebae..................

Piper Cubeba..........................

Fruit...............

1.

15

Cypripedii ...........

Cypripedium pubescens............

Rhizome.......

1.

15

Digitalis....................

Digitalis purpurea...............

Leaves...........

0.05

1

Ergotae.....................

Claviceps purpurea.............

Sclerotium.....

2.

30

Eriodictyi................

Eriodictyon glutinosum.........

Leaves...........

1.

15

Eucalypti................

Eucalyptus globulus...............

Leaves............

2.

30

Euonymi.................

Euonymus atropurpureus............

Bark.................

0.5

8

Eupatorii................

Eupatorium perfoliatum..........

Herb................

2.

30

Frangulae...............

Rhamnus Frangula................

Bark............

1.

15

Gelesemii..............

Gelsemium sempervirens . . .

Rhizome........

0.05

1

Gentiane.................

Rhamnus Frangula..............

Root...............

1.

15

Geranii..................

Geranium sempervirens...........

Rhizome.......

1.

15

Glycyrrhizae...........

Glycyrrhiza glabra..............

Root.............

2.

30

Granati....................

Punica Granatum...................

Bark.............

2.

30

Grindeliae...............

Grindelia robusta..................

Leaves...........

2.

30

Guaranae................

Paullinia Cupana...................

Seeds............

2.

30

Hamamelidis Foli- orum.

Hamaelis Virginiana...........

Leaves........

2.

30

Hydrastis..............

Hydrastis Canadenis...............

Rhizome.......

2.

30

Hyoscyami ..........

Hyoscyamus niger.....................

Herb............

0.2

3

Ipecacuanhae ............

Cephaelis Ipecacuanha................

Root:

Emetic . .

Expectorant

1. 0.05

15 1

Krameriae................

Krameria triandra.............

Root............

1.

15

Lappae....................

Arctium Lappa.................

Root.............

2.

30

Leptandrae ...............

Veronica Virginica..............

Rhizome.......

1.

15

Loheliae..................

Lobelia inflata.................

Herb...............

0.5

8

Lupulinae.................

Humulus Lupulus..............

Powder...........

0.5

8

Matico...................

Piper angustifolium..............

Leaves..........

4.

60

U. S. P.

Average Dose.

Official Name.

Drug.

Part.

Cc.

Minims.

Fluidextractum -

Mezerei.....

Daphne Mezereum...................

Bark.............

Nucis Vomicae........

Strychnos Nux-vomica...............

Seed.............

0.05

1

Pareirae...................

Chondodendrum tomentosum..........

Root..............

2.

30

Phytolaccae...............

Phytolacca decandra.............

Root:

Emetic ... Alterative

1. 0.1

15

1 1/2

Pilocarpi..................

Pilocarpus Jaborndi...........

Leaves.........

2.

30

Podophylli................

Podophyllum peltatum..........

Rhizome .....

0.5

8

Pruni Virginianae

Prunus serotina..................

Bark..............

2.

30

Quassiae.................

Picraena excelsa...................

Wood..........

0.5

8

Quercus................

Quercus alba.........................

Bark...........

1.

15

Quillajae..............

Quillaja saponaria....................

Bark.............

0.2

3

Rhamni Purshianae .

(Cascara sagrada).....

Bark.............

1.

15

Rhamni Purshianae Aromaticum ........

Rhamnus Purshiana, Glycyrrhiza, ...........

Compound spirit of orange

......................

1.

15

Rhei......

Rheum officinale.....

Root............

1.

15

Rhois Glabrae...........

Ross glabra...................

Leaves.........

1.

15

Rosae......................

Rosa Gallica...........................

Petals.........

2.

30

Rubi......

Rubus villosus........

Root Bark.....

1.

15

Sabinae....................

Juniperus Sabina............................

Tops............

0.3

5

Sanguinariae.............

Sanguinaria Canadensis......................

Rhizome.......

0.1

1 1/2

Sarsaparillae..............

Smilax officinalis, etc...................

Root.............

2.

30

Sarsaparillse Com-positum .............

Sarsaparilla, 75 Glycyrrhiza, 12 ................... Sassafras, 10 Mezereum, 3

.................

2.

30

Scillae.....

Urginea maritima....................

Bulb............

0.1

1 1/2

Scopolae.................

Scopola Carniolica...................

Rhizome.......

0.05

1

Scutellariae...............

Scutellaria lateriflora..................

Herb............

1.

15

Senegae.................

Polygala Senega..........................

Root .............

1.

15

Sennae..................

Cassia acutifolia and angustifol.

Leaves..........

2.

30

Serpentariae..............

Aristolochia Serpentaria...................

Rhizome........

1.

15

Spigeliae...................

Spigelia Marilandica......................

Rhizome......

4.

60

Staphisagriae..............

Delphinium Staphisagria ...................

Seed............

0.05

1

Stillingiae...................

Stillingia Staphisagria...........

Root............

2.

30

Stramonii.................

Datura Stramonium...............

Leaves........

0:05

1

Sumbul..................

(undermined)..........................

Rhizome......

2.

30

Taraxaci..............

Taraxacum officinale..............

Root ............

8.

120

Uvae Ursi............

Agropyum repens....................

Rhizome.......

8.

120

Valerianae...........

Arctostaphylos Uva Ursi..........

Leaves.........

2.

30

Veratri..............

Veleriana repens.....................

Rhizome........

2.

30

Viburni Opuli.........

Veraturm viride........................

Rhizome......

0.1

1 1/2

Viburni Opuli.............

(Cramp bark).............................

Bark ............

2.

30

Viburni Prunifolii

(Black haw).................................

Bark ............

2.

30

Xanthoxyli ................

Xanthoxylum Americanum............

Bark............

2.

30

Zingiberis...............

Zingiber officinale..........................

Rhizome......

1.

15