Study of NPL-2003 in Adolescents With Obsessive Compulsive Disorder (OCD)

Inclusion Criteria: * Meets DSM-IV criteria for Obsessive Compulsive Disorder. * CY-BOCS score of greater or equal to 16 at screening. * NIMH Global OC Scale score of 7 or higher at screening. Exclusion Criteria: * Patients planning to commence cognitive behaviour therapy during the period of the study or those who have begun cognitive behaviour therapy within 8 weeks prior to enrolment. * Autistic Disorder or Pervasive Developmental Disorder. * Moderate or severe mental retardation. * Severe renal insufficiency. Other protocol-defined Inclusion/Exclusion criteria may apply.