Gumboil – abscess in the gums (parulis):

Gum boil

Description of ailment:
A small boil situated on the gums or interior of the mouth, attended with considerable pain, heat, and tenderness to the touch. It very generally terminates in the formation of matter, then comes to a head and discharges; frequently caused by a chill, a decayed tooth, or generally ill-health.

Medicinal treatment
Belladonna
If there is great inflammation and pain.
Dose. -Two drops in a dessertspoonful of water every three or four hours.
Hepar sulphur
Should be given to promote suppuration, when matter has formed.
Dose. -Two grains in a dessertspoonful of water every six hours.
Mercurius solubilis
May be first administered, or may be used alternately with either Belladonna or Hepar, before or after matter has formed.
dose. -Two grains in a dessertspoonful of water every four or six hours, or alternated with Bell. or Hep. With that interval of time between the doses.

Accessory treatment
The face should be tied up, and warm milk, or water, or a hot fig held in the mouth as a poultice. Solid food and stimulants should avoided, and the diet should be lights.