| nitrous oxide | <chemical> Nitrogen oxide (n2o). A colourless, odourless gas that is used as an anaesthetic and analgesic. High concentrations cause a narcotic effect and may replace oxygen, causing death by asphyxia. It is also used as a food aerosol in the preparation of whipping cream. Pharmacological action: aerosol propellants, analgesics, non-narcotic, anaesthetics, inhalation. Chemical name: Nitrogen oxide (N2O) (12 Dec 1998) |
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| sulfuric oxide | SO3;forms sulfuric acid, H2SO4, by its reaction with water. Synonym: sulfuric oxide. (05 Mar 2000) |
| sulfurous oxide | <chemical> A highly toxic, colourless, nonflammable gas. It is used as a pharmaceutical aid and antioxidant. It is also an environmental air pollutant. Pharmacological action: air pollutants, environmental, antioxidants, pharmaceutic aid. Chemical name: Sulfur dioxide (12 Dec 1998) |
| deuterium oxide | <radiobiology> Heavy water, in which the hydrogen is replaced by deuterium. Will stabilise assembled microtubules. (18 Nov 1997) |
| imipramine N-oxide reductase | <enzyme> Reduces imipramine n-oxide to imipramine in the presence of menaquinone Registry number: EC 1.7.99.- (26 Jun 1999) |
| indifferent oxide | An oxide that is neither an acid nor a base; e.g., water (hydrogen oxide, H2O). Synonym: indifferent oxide. (05 Mar 2000) |
| oxide | <chemistry> Any element (but especially a metal) that has formed a binary compound with oxygen. (09 Oct 1997) |
| tin oxide | SnO2;used in industry; it is a cause of pneumoconiosis. Synonym: tin oxide. (05 Mar 2000) |
| eserine oxide | An alkaloid from the seed of Physostigma; a parasympathomimetic agent. Synonym: eserine aminoxide, eserine oxide. (05 Mar 2000) |
| ethylene oxide | <chemical> Chemical name: Oxirane (12 Dec 1998) |
| ethyl oxide | CH3CH2OCH2CH3;a flammable, volatile organic solvent used in extraction procedures; formerly widely used as an inhalation anaesthetic; shortcomings include: irritating vapor, slow onset and prolonged recovery phase, explosion hazard. Synonym: ethyl ether, ethyl oxide, sulfuric ether. (05 Mar 2000) |
| zirconium oxide | Used as a coating for the skin in dermatologic pharmaceuticals and as a pigment in paints. (05 Mar 2000) |
| ferric oxide | A compound used as a colouring material. (05 Mar 2000) |
| 4-hydroxyaminoquinoline-1-oxide | <chemical> N-hydroxy-4-quinolineamine 1-oxide. A potent mutagen and carcinogen. It is a reduction product of 4-nitroquinoline-1-oxide. It binds with nucleic acids and inactivates both bacteria and bacteriophage. Pharmacological action: carcinogens, mutagens. Chemical name: 4-Quinolinamine, N-hydroxy-, 1-oxide (12 Dec 1998) |
| 4-nitroquinoline-1-oxide | <chemical> 4-nitroquinoline 1-oxide. A potent mutagen and carcinogen. This compound and its metabolite 4-hydroxyaminoquinoline-1-oxide bind to nucleic acids. It inactivates bacteria but not bacteriophage. Pharmacological action: carcinogens, mutagens. Chemical name: Quinoline, 4-nitro-, 1-oxide (12 Dec 1998) |