CAMPHOR ACTS AS A RUBEFACIENT AND MILD ANALGESIC AND IS EMPLOYED IN LINIMENTS AS A COUNTER-IRRITANT IN FIBROSITIS, NEURALGIA, AND SIMILAR CONDITION. IT IS ALSO AN INGREDIENT OF MANY INHALED NASAL DECONGESTANT PREPARATIONS BUT IT IS OF DOUBTFUL EFFICACY. THE USE OF CAMPHOR LINIMENT IS DISCOURAGED BECAUSE OF ITS POTENTIAL TOXICITY.