Definition of guaifenesin in English:

guaifenesin

Syllabification: guai·fen·e·sin
Pronunciation: /gwīˈfenəsin
 
/

noun

  • An expectorant used in cough syrups and sometimes for pain relief from fibromyalgia.
    More example sentences
    • Despite its broad use in the treatment of cough, multiple studies have found inconsistent results supporting the effectiveness of guaifenesin as an expectorant or cough suppressant.
    • One trial of the expectorant guaifenesin reported a significant benefit over placebo, but a second trial found no differences between the treated and placebo groups.
    • The Food and Drug Administration stressed that the expectorant, extended-release guaifenesin, is not dangerous.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day milord
Pronunciation: məˈlôrd
noun
used to address an English nobleman