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quinine    音标拼音: [kw'ɑɪn,ɑɪn]
n. 奎宁

奎宁

quinine
n 1: a bitter alkaloid extracted from chinchona bark; used in
malaria therapy

Quinine \Qui"nine\, n. [F. (cf. Sp. quinina), fr. Sp. quina, or
quinaquina, Peruvian bark, fr. Peruv. kina, quina, bark. Cf.
{Kinic}.] (Chem.)
An alkaloid extracted from the bark of several species of
cinchona (esp. {Cinchona Calisaya}) as a bitter white
crystalline substance, {C20H24N2O2}. Hence, by extension
(Med.), any of the salts of this alkaloid, as the acetate,
chloride, sulphate, etc., employed as a febrifuge or
antiperiodic. Called also {quinia}, {quinina}, etc. [Written
also {chinine}.]
[1913 Webster]


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  • Heterocyclic Chemistry
    Heterocyclic Chemistry Quninoline and isoquinoline are two fused heterocycles derived by fusion of pyridine ring with a benzene ring Quinoline is high boiling liquid (b p 237°C) and smells like pyridine while isoquinoline is a low melting solid (m p 26 5°C, b p 243°C) Introduction : * Quinoline Benzo[b]pyridine Isoquinoline Benzo[c]pyridine Heterocyclic Chemistry * R=OMe: Quinine
  • PowerPoint Presentation
    Quinine parenteral A loading dose of quinine of 20 mg salt kg bw 10 mg kg 8thhrlyi v infusion followed by - quinine tablets, 10 mg salt kg, 8-hourly to complete a 7-day course of treatment, or a single dose of 25 mg kg sulfadoxine and 1 25 mg kg pyrimethamine (maximum 1500 mg sulfadoxine–75 mg pyrimethamine)
  • Wood Chemistry PSE 406 Chem E 470 - UW Faculty Web Server
    Quinine Used to treat malaria Isolated from bark of cinchonas (South American Hardwood) some eucalyptus species Causes pulping problems Strychnine Found in seeds of tree Strychnos nux-vomica (Tropical hardwood) Alkaloids (2) You are all aware of the alkaloids shown on this page you probably have never seen their structures
  • Slide 1
    Quinine: Mechanism of action: Inhibits DNA strand separation, transcription and protein synthesis Uses: CQ resistant P falciparum (orally) Cerebral malaria (i v infusion until patient can take the drug orally) A E: Cinchonism i e headache, dizziness, tinnitus
  • PowerPoint Presentation - Modern Synthetic Approaches to Drug Discovery
    Examples of Natural Products as Leads Drugs Cardiac glycosides, morphine, quinine, salicylic acid, taxol, camptothecin, penicillin, cyclosporin A, warfarin, artemisine…
  • Slide 1
    C = quantity of quinine hydrochloride in the tube with threshold bitter concentration HAEMOLYTIC ACTIVITY The most characteristic property of saponins is their ability to cause haemolysis when added to a suspension of blood, saponins produce changes in erythrocyte membranes, causing haemoglobin to diffuse into the surrounding medium
  • PowerPoint Presentation
    Drugs Chemicals Salicylates, Quinine, Tetracyclines, Thalidomides, Pilocarpine, Boric acid, Nicotine, Chloroquine, Sulfanomaides, Selenium, Trypan blue Maternal diseases and defects Uterine tumors, Uterine inflammation, Uterine malformation, Defects in implantation, Age, Emotional disturbances, Stress, multiple pregnancies Embryonic defects
  • ANTIMALARIAL DRUGS - Tishk International University
    Cardiac arrhythmias Hypoglycemia To prevent hypoglycemia iv infusion of quinine should be given in 5% dextrose Hypersensitivity reaction Black water fever (intra-vascular haemolysis with severe anaemia and intermittent passage of dark-red to black colour urine)
  • EMETICS AND ANTIEMETICS - WordPress. com
    as Adverse Effect: Morphine,Digitalis,Emetine,Aspirin, Quinine Anticancerdrugs EmeticsIndication Poisoning Acutecasesofpoisoning(exceptincorrosivesubstancespoisoningorifpatientis notfullyconscious)
  • Topic title - lecture-notes. tiu. edu. iq
    quinoline alkaloids The principal alkaloids are the stereoisomers quinine and quinidine and their respective 6̍-demethoxy derivatives, cinchonidine and cinchonine





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