Pain is one of the most common reasons for consultation and one of the most difficult tasks to handle for doctors. If it is chronic, the frequency of disorders increases associates that we cannot exclude from the treatment, and further complicates your treatment. The Asociation International Association for the Study of Pain (IAPS)1 defines the pain as “a sensory and emotional experience unpleasant associated with actual or potential tissue damage, or described in terms of such damage”. So the pain is not only a nociceptive experience, but also involves emotional and subjective components, considering that It can even occur without a somatic cause justify. Its nature is complex, including factors biological and others such as subjective experience, education and emotion. Therefore pain is a personal, multidimensional problem, unique experience and non-transferable of the person who suffers it. Being a pharmacological and non-pharmacological approach is necessary for its management