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Definition of "pseudoephedrine" [pseudoephedrine]

  • An isomer of ephedrine used primarily as a decongestant. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "pseudoephedrine" in a sentence
  • "They include a medication called pseudoephedrine, which helps runny noses by causing blood vessels to clamp down and allow less fluid to leak into the lining of nose, throat and sinuses."
  • "SOUDER: The pseudoephedrine, which is essential to the making of meth, is mostly coming from pseudo -- from labs in Mexico, is where it's processed."
  • "A: The D in Claritin-D and many other allergy and cold medicines stands for a decongestant called pseudoephedrine."