Menthol.

Mercury Bichloride.

Mercury Iodide, red.

Mercury Ointment.

Opium: locally to remove pain.

Phosphates: especially of sodium, as a constitutional agent.

Potassium Chlorate: as an alterative.

Poultices: to relieve pain and hasten maturation.

Pyoktanin.

Silver Nitrate: strong solution painted over the skin round boil.