Dilatation, forcible: relieves spasm.
Hydrastis: local application.
Ice: to relieve pain after operation.
Ichthalbin.
Ichthyol.
Iodoform: locally, to heal and relieve pain.
Iodoformogen: very beneficial.
Opium and Gall Ointment: relieves pain.
Potassium Bromide: with five parts of glycerin, locally.
Rhatany: injected after the bowels have been opened by enema.