| quinidine | <chemistry> An alkaloid isomeric with, and resembling, quinine, found in certain species of cinchona, from which it is extracted as a bitter white crystalline substance; conchinine. It is used somewhat as a febrifuge. Alternative forms: chinidine. Source: Websters Dictionary (01 Mar 1998) |
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| quinidine polygalacturonate | A salt of quinidine that may be used in place of quinidine sulfate; antiarrhythmic agent. See: quinidine sulfate. See: quinidine. (05 Mar 2000) |
| quinidine sulfate | The salt of quinidine that is customarily administered as a cardiac antiarrhythmic agent. The drug depresses myocardial conduction, contraction, automaticity and contraction; it also by a direct effect impairs conduction through the atrioventricular node. Has vagolytic action that may increase heart rate. See: quinidine. (05 Mar 2000) |
| quinidine-3-hydroxylase | <enzyme> Induced by phenobarbital Registry number: EC 1.14.99.- (26 Jun 1999) |
| quinine | <drug> An alkaloid isolated from cinchona bark. Used as an antimalarial. It is believed to act by raising the pH of endocytotic vesicles and inhibiting internal membrane fusion processes. (18 Nov 1997) |
| quinine and urea hydrochloride | Sclerosing agent for treatment of internal haemorrhoids, hydrocele, and varicose veins, containing not less than 58% and not more than 65% of anhydrous quinine. (05 Mar 2000) |
| quinine bisulfate | The acid sulfate of quinine, very soluble in water. (05 Mar 2000) |
| quinine carbacryclic resin | See: resin. (05 Mar 2000) |
| quinine carbacrylic resin | A complex of azure A and carbacrylic resin; used as an indicator for the detection of gastric achlorhydria without intubation. Synonym: quinine carbacrylic resin. (05 Mar 2000) |
| quinine carbacrylic resin test | A test for gastric anacidity. See: quinine carbacrylic resin. (05 Mar 2000) |
| quinine ethylcarbonate | An almost tasteless form of quinine that is poorly absorbed from the intestinal tract. (05 Mar 2000) |
| quinine sulfate | The most frequently prescribed salt of quinine. (05 Mar 2000) |
| quinine urethan | A mixture of urethan and quinine hydrochloride; a sclerosing agent for the treatment of varicose veins. (05 Mar 2000) |
| quininic | <chemistry> Pertaining to, or designating, a nitrogenous acid obtained as a yellow crystalline substance by the oxidation of quinine. Source: Websters Dictionary (01 Mar 1998) |
| quininism | Poisoning by cinchona, quinine, or quinidine; characterised by tinnitus, headache, deafness, and occasionally, anaphylactoid shock. Synonym: quininism. (05 Mar 2000) |