| inhaler | Synonym: respirator. 2. An apparatus for administering pharmacologically active agents by inhalation. (05 Mar 2000) |
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| flunisolide | Pregna-1,4-diene-3,20-dione, 6-fluoro-11,21-dihydroxy-16,17[(1-methylethylidene)bis(oxy)]-, hemihydrate, (6a,11b,16a)-;an anti-inflammatory corticosteroid used intranasally or by inhalation in the treatment of allergies and asthma. (05 Mar 2000) |
| aerosol | <pharmacology> A suspension or dispersion of fine particles of a solid or liquid in a gas which can be atomised into a fine mist for inhalation therapy. Often colloids with a gaseous dispersing phase and either liquid (fog) or solid (smoke) dispersed phase; used in fumigation or in inhalation therapy; may contain propellent agents. (25 Jun 1999) |
| aerosol generator | A device for producing airborne suspensions of small particles for inhalation therapy or experimental work; e.g., a La Mer generator, spinning disk, or vibrating reed, each of which produces a monodisperse aerosol. (05 Mar 2000) |
| aerosol propellant | <chemistry> Compressed gases or vapors in a container which, upon release of pressure and expansion through a valve, carry another substance from the container. They are used for cosmetics, household cleaners, and so on. Examples are butanes, carbon dioxide, fluorocarbons, nitrogen, and propane. (25 Jun 1999) |