_Extractum Euonymi (Ext. Euonym.), Extract of Euonymus, N.F._ (Powdered Extract of Euonymus).--A hydroalcoholic extract, 1 Gm. representing the water-alcohol-soluble constituents of 4 Gm. of euonymus.
_Fluidextractum Euonymi (Fldext. Euonym.), Fluidextract of Euonymus, N.F._--Euonymus (100%). Absolute alcohol content about 70 per cent.
=Eupatorium (Eupator.), Eupatorium, N.F.= (Boneset, Thoroughwort).--Leaves and flowering tops.
ACTION AND USES: Domestic diaphoretic "tea." No established indications for its use.
_Fluidextractum Eupatorii (Fldext. Eupator.), Fluidextract of Eupatorium, N.F._--Eupatorium (100%). Absolute alcohol content about 40 per cent.
=Euphorbia Pilulifera (Euphorb. Pilul.), Euphorbia Pilulifera, N.F.= (Pill Bearing Spurge).--Entire flowering plant.
ACTION AND USES: Irritant; formerly used in respiratory diseases, but without established indications.
_Fluidextractum Euphorbiae Piluliferae (Fldext. Euphorb. Pilul.), Fluidextract of Euphorbia Pilulifera, N.F._--Euphorbia pilulifera (100%). Absolute alcohol content about 40 per cent.
=EXTRACTA, EXTRACTS= (Solid Extracts).--Soft, solid (pilular extracts) or powdered (powdered extracts) preparations made by evaporating a solution of the soluble ingredients of vegetable or animal drugs at a low temperature. Powdered extracts are often made from the solid extracts by the addition of inert material. The strength of most extracts is four times that of the drug. For the various official extracts see under the names of the respective drugs.
=Farfara (Farfar.), Coltsfoot, N.F.= (Coltsfoot Leaves, Tussilago Leaves).
ACTION AND USES: Demulcent expectorant; no advantage over linseed.
A brownish-green or dark green, somewhat viscid liquid, with a peculiar odor and a disagreeable, bitter taste.
ACTION AND USES: Used in the form of the extract as intestinal antiseptic, cholagogue and laxative.
_*Extractum Fellis Bovis (Ext. Fel. Bov.), Extract of Oxgall, U.S.P._ (Powdered Extract of Oxgall).--One Gm. of extract represents 8 Gm. of oxgall.
Note:--_The prescribing of iron can be greatly simplified without sacrificing anything of real value, if physicians will confine themselves to the starred preparations._
=Ferri Acetas, Ferric Acetate.=--Fe(C{ 2}H{ 3}O{ 2}){ 3}.