A medicine that promotes the secretion of sputum by the air passages, used especially to treat coughs.
- 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.
- Some combine a full range of cold fighters: nasal decongestants, cough suppressants, and expectorants that loosen mucus.
- Medically, basil has been used as a sedative, an expectorant, and a laxative but it is not used much in herbal preparations today.
Mid 18th century: from Latin expectorant- 'expelling from the chest', from the verb expectorare (see expectorate).
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