Lidocaine 5% Medicated Plaster in Chronic Neuropathic Postoperative Pain

Inclusion Criteria: * Male or female subjects with \>= 18 years of age * Intact skin in the area of topical treatment * Patients suffering from moderate to severe ( 5 or more points on an 11 point Numerical Rating Scale where 10 is the worst possible pain, and 0 indicates no pain) chronic daily postoperative neuropathic pain for the past 6 to 24 months. * Patients should have symptoms for example allodynia (a pain due to a stimulus which does not normally provoke pain); and or dysesthesia (unpleasant, abnormal sense of touch). Exclusion Criteria: * Contraindications to lidocaine 5% medicated plaster, or paracetamol * Evidence or history of alcohol, medication or drug abuse and/or dependency in the past 3 years. * Evidence or history (during the past 3 years) of epilepsy, neurotic personality, psychiatric illness, or suicide risk. * Pregnant or breastfeeding women * Women of childbearing potential who are sexually active without satisfactory contraception for at least 28 days prior to enrollment, during the trial, and until 28 days after the follow-up visit. * Severe renal, hepatic or heart disorder. * Surgery in the past 3 months before screening. * Anticipated need for surgery during the trial, requiring at least regional or general anesthesia. * Pending litigation due to chronic pain or disability. * Participation in another trial of investigational medicinal products or devices parallel to or less than 1 month before entry into the trial, or previous participation in th…