Skip to Content

horehound

Pronunciation: hor-hownd

Definition: Marrubium vulgare (family Labitae); bitter principle is marrubium, a volatile oil. A compound alleged to have expectorant properties and often found in cough drops and other patent medicines.

[O.E. har, hoary, + hune, herb]

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

Hide