Corpus of Electronic Texts Edition
An Irish Version of Gualterus de Dosibus (Author: Walter de Agilon/Galterius Agilinus)
paragraph 37
Turpethum quedem est radix cue ultra mare reperitar: i.e. turpeth is a root found east of the ocean. It is choicest when it is intermediate between thick and thin, when it is bright and gummy at the tops, and easy to break. When placed in the mouth it hurts the tongue. So that it might not
p.69
penetrate to the stomach and the liver it is proper to correct its malignancy by rubbing it first in oil of rose12 and oil of sweet almonds. Nature: hot and dry in the third degree. It purges phlegmatic humor without repugnance on the part of the stomach, intestines, liver and loins. Dosage: it suffices as maximum dose, individually or with another medicine, four drams; and as minimum dose, from one to two drams. Let it be compounded with a dram of sugar together with a dram of ginger so that it does not injure the stomach by its sourness.