A Incrassating Lohoch.
Take powder'd Marsh Mallow root 3 drams; Flower of Sulphur 1 dram; Gum Arabick half a dram; white of Eggs beaten up 1 ounce; Syrup of Marsh Mallows as much as wants to mix it into due Consistence.
Its egregiously advantageous, in all hot, thin, sharp, salt Rheums, falling from the exterior parts of the Head, upon the Larynx, and hindring Sleep by incessant Coughing.
Thomas Fuller
Pharmacopeia Extemporanea 1710