(seq. 441)

434

Materia Medica

Errhines Sialagogues

nose to a considerable degree. Mr Ware in Gutta Serena gave such
a dose of the Euphorbium as to produce Hemorrhagy. I have employ’d it in
cataplasms as a rubefacient. Mr Boyle has known it to cure two
cataracts by giving it in snuff, he may have been deceived but this
is not improbable it would act as a stimulus to the sympathetics.

White Hellebore. Is an extremely powerfull stimulant.

Helenium Autumnale. This is a native
of the United States. In Virginia it is known by the name of sneeze
weed, it has yellow flowers and comes forth in autumn. Apply’d to
the nose it produces greater effects than the same quantity of snuff, it
would make a good Medical Snuff.

White Vitriol.
A solution of Vit. Alba snuffed up the nose is said to act as an errhine,
but I have never used it, in my opinion these medicines have been
too much neglected they have been found usefull in Incipient cases of
catarrh, in tooth ache &c. Sneezing is often a favorable symptom in some
diseases when produced by nature.

Sialogogues.
By this term we mean such medicines as produce a discharge from the
Salivary glands, they are divided into external and internal sialogogues,
the external sialogogues are such substances as when applied to the mouth
stimulate the glands and induce them to discharge, the internal are