from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. See scopolamine.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Scopolamine.

from the GNU version of the Collaborative International Dictionary of English

  • n. An alkaloid found with hyoscyamine (with which it is also isomeric) in henbane, and extracted as a white, amorphous, semisolid substance.

from The Century Dictionary and Cyclopedia

  • n. A non-crystallizable alkaloid obtainable only as a syrup from Hyoscyamus niger.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an alkaloid with anticholinergic effects that is used as a sedative and to treat nausea and to dilate the pupils in ophthalmic procedures


from The American Heritage® Dictionary of the English Language, 4th Edition

German Hyoscin, from New Latin Hyoscyamus, henbane genus, from Greek huoskuamos, henbane : huos, genitive of hūs, swine; see sū- in Indo-European roots + kuamos, bean.


  • In terminal care, drugs such as hyoscine hydrobromide or atropine may be used to reduce secretions and minimise this effect.

    The church of the curmudgeon « BuzzMachine

  • Scopolamine (scopolamine hydrobromide; first word pronounced: skoh-PAW-lah-mean), also known by another name -- hyoscine (hyoscine hydrobromide).

    Torture, Interrogation, and Intelligence

  • Association with propanthelin, hyoscine, atropine and chlorpromazine is not advised.

    Chapter 4

  • - Association with propantheline, hyoscine, atropine and chlorpromazine is not advised.

    Chapter 4

  • - Adult: atropine sulphate: 3 mg/d divided in 3 doses hyoscine butylbromide: 30 to 60 mg/d divided in 3 doses propanthelin: 45 to 90 mg/d divided in 3 doses

    Chapter 4

  • Atropine and hyoscine are used, to a large extent, in ophthalmic practice, to dilate the pupil of the eye (Trease and Evans, 1978).

    Chapter 7

  • D. stramonium L. contains from 0.2 to 0.45% alkaloids, the chief of which are hyoscyamine and hyoscine.

    Chapter 7

  • The roots contain, in addition to hyoscine and hyoscyamine, digitoyl esters of 3, 6 - dihydroxyatropane and 3, 6, 7 - trihydroxytropane, respectively and alkylamines

    Chapter 7

  • Since the main alkaloids of the extract are hyoscyamine and hyoscine, the expected results were that, the ambulation would have been decreased significantly, compared to that of amphetamine or similar to that of phenobarbitone, due to their sedative properties.

    Chapter 7

  • The plant was found to contain a mixture of the alkaloids hyoscyamine, and hyoscine,.

    Chapter 7


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  • "Over the previous year he had acquired hydrochloric acid, hydrogen peroxide, morphine salts, and—his highest-volume purchase—cocaine, which he bought on nine occasions throughout the preceding year, for a total of 170 grains. Today, however, he wanted something different. He asked the clerk, Charles Hetherington, for five grains of hyoscine hydrobromide.

    ... Hetherington knew that Crippen made homeopathic medicines and dental anesthetics, and that hyoscine was sometimes used in drugs meant to have a tranquilizing effect on patients.... but Hyoscine was an exceedingly dangerous poison and was rarely used."

    —Erik Larson, Thunderstruck (New York: Crown Publishers, 2006), 176

    Another usage on mydriatic.

    July 7, 2009