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Related to Hoarhound: horehound


, hoarhound (hōr-hownd),
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. hār, hoary, + hūne, herb]


a. An aromatic plant (Marrubium vulgare) in the mint family having leaves with white pubescence and numerous white flowers in axillary cymes, native to Eurasia. The leaves yield a bitter extract used in flavoring and as a cough remedy.
b. A candy or preparation flavored with this extract.
2. Any of several similar plants in the mint family, especially Ballota nigra.


n Latin name:
Marrubium vulgare; parts used: leaves, flowers; uses: diuretic, abortifacient, congestion, coughs, respiratory conditions, diarrhea, laxative; precautions: pregnancy, lactation, children; can cause arrythmias, nausea. Also called
common horehound, hoar-hound, hounsbane, marvel, or
white horehound.