Expectorant

[ɪk'spekt(ə)r(ə)nt;ek-] or [ɪk'spɛktərənt]

(noun.) a medicine promoting expectoration.

Typed by Eugenia--From WordNet

(a.) Tending to facilitate expectoration or to promote discharges of mucus, etc., from the lungs or throat.

(n.) An expectorant medicine.

Editor: Warren