Oil Eucalyptus.
Oil Juniper.
Oil Sandal.
Opium: as enema to relieve pain.
Opium, Belladonna, or Iodoform: suppositories.
Pareira: in chronic cases.
Pichi.
Potassium Bromide: to relieve the pain.
Potassium Chlorate and other Potassium salts, except bitartrate.
Pyoktanin.