The chronic administration of (IRS) would diminish the sensitivity of the same receivers, having improved the clinical picture, establishing the effectiveness of the treatment, becoming the clomipramina standard-gold. It is also known that the selective inhibitors of recaptao of serotonina (ISRS) are treatments of second very important line, demonstrating little collateral effect and are tolerated in high doses. Finally, one understands that the cognitivo-mannering accompaniment and the farmacolgico are the first line to follow with a patient with (SOC). It can be admitted that the technological advances are a new perspective for the study of the alterations of repetitive behaviors, advancing in evidences and diminishing the assumptions, growing the possibilities of therapeutical boardings..