| phenicine | <chemistry> A purple powder precipitated when a sulphuric solution of indigo is diluted with water. A colouring matter produced by the action of a mixture of strong nitric and sulphuric acids on phenylic alcohol. Origin: Gr. Foi^nix purple red: cf. F. Phenicine. Source: Websters Dictionary (01 Mar 1998) |
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| phenicopter | <zoology> A flamingo. Origin: L. Phoenicopterus, Gr. Foinikopteros, i.e, red-feathered; foi^nix, foinikos, purple red + pteron feather: cf. F. Phenicoptere. Source: Websters Dictionary (01 Mar 1998) |
| phenindamine tartrate | 2-Methyl-9-phenyltetrahydro-1-pyridindene tartrate;an antihistaminic. (05 Mar 2000) |
| phenindione | <chemical> An indandione that has been used as an anticoagulant. Phenindione has actions similar to warfarin, but it is now rarely employed because of its higer incidence of severe adverse effects. Pharmacological action: anticoagulant. Chemical name: 1H-Indene-1,3(2H)-dione, 2-phenyl- (12 Dec 1998) |
| pheniramine | <chemical> Histamine h1 antagonist with little sedative action. It is used in hay fever, rhinitis, allergic dermatoses, and pruritus. Pharmacological action: anti-allergic agents, antipruritics, histamine h1 antagonists. Chemical name: 2-Pyridinepropanamine, N,N-dimethyl-gamma-phenyl- (12 Dec 1998) |
| pheniramine maleate | 1-phenyl-1-(2-pyridyl)-3-dimethylaminopropane maleate;an antihistaminic. Synonym: prophenpyridamine maleate. (05 Mar 2000) |
| phenix | Origin: L. Phoenix, Gr. Foi^nix Alternative forms: phoenix. 1. A bird fabled to exist single, to be consumed by fire by its own act, and to rise again from its ashes. Hence, an emblem of immortality. 2. <astronomy> A southern constellation. 3. A marvelous person or thing. Source: Websters Dictionary (01 Mar 1998) |
| phenmethylol | <chemical> A colourless liquid with a sharp burning taste and slight odour. It is used as a local anaesthetic and to reduce pain associated with lidocaine injection. Also, it is used in the manufacture of other benzyl compounds, as a pharmaceutic aid, and in perfumery and flavoring. Pharmacological action: anaesthetics, local, pharmaceutic aid. (12 Dec 1998) |
| phenmetrazine | <chemical> A sympathomimetic drug used primarily as an appetite depressant. Its actions and mechanisms are similar to dextroamphetamine. Pharmacological action: adrenergic agents, adrenergic uptake inhibitors, appetite depressants, central nervous system stimulants, dopamine agents, dopamine uptake inhibitors, sympathomimetic. Chemical name: Morpholine, 3-methyl-2-phenyl- (12 Dec 1998) |
| phenmetrazine hydrochloride | 2-Phenyl-3-methyltetrahydro-1,4-oxazine hydrochloride;an anorexic agent with sympathomimetic properties. (05 Mar 2000) |
| pheno- | 1. Combining form denoting appearance. 2. In chemistry, combining form denoting derivation from benzene (phenyl-). Origin: fr. G. Phaino, to appear, show forth (05 Mar 2000) |
| phenobarbital | <chemical> A barbiturate used as a sedative and an anticonvulsant. It was used as an anti-anxiety agent but has been supplanted by benzodiazepines for that purpose. It may also be useful in the treatment of neonatal hyperbilirubinaemia and in the symptomatic treatment of opiate withdrawal in mothers and infants. Pharmacological action: anticonvulsants, gaba modulators, sedatives, barbiturate. Chemical name: 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-ethyl-5-phenyl- (12 Dec 1998) |
| phenobarbital elixir | A palatable, coloured hydroalcoholic (12-15% alcohol) mixture containing 20 mg of phenobarbital per 5 ml (teaspoonful); useful in administering the drug to persons who have difficulty swallowing tablets; used as an anticonvulsant and sedative. (05 Mar 2000) |
| phenobarbitol | <drug> A sedating medication used to control seizures. (31 Dec 1997) |
| phenobutiodil | 2-(2,4,6-Triiodophenoxy)butyric acid;a radiographic contrast medium for cholecystography. (05 Mar 2000) |