Medical Dictionary

hyoscyamine hy·o·scy·a·mine (hī'ə-sī'ə-mēn')
A poisonous white crystalline alkaloid isometric with atropine and having similar uses but more potent effects.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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