Demulcent

In continual hectic Heats, and if the ſweet Juices, by a continued ſlow Fever, acquire a ſaltiſh alcaline Acrimony, Cream and new Butter, on Account of their demulcent Qualities, are found to produce excellent Effects.

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Twenty leeches were ordered to be applied round the nose every two days; frequent emollient fomentations; the local vapour bath; general bathing; stimulating pedilavia; a strict regimen; vegetables, milk, white meats; demulcent or acidulated drinks; avoidance of exposure to the sun or to cold air; flannel waistcoat and trousers. This treatment, being strictly observed for two months, caused all the inflammatory symptoms to disappear, […]

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I channel vertically under the sheet to hide my blushing neck, muttering demulcent nothings.

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Expectorants may have a demulcent (soothing and irritation-allaying) effect on the cells of the respiratory tract and assist in repelling invasion through providing a medium for the upward propulsion of foreign particles by ciliary action.

Source: wiktionary