Efficacy and Tolerability of Lidocaine Plaster for Treatment of Long-term Local Nerve Pain

Inclusion Criteria: * Male or female subjects aged 18 years or older. * Subjects suffering from moderate to severe localized chronic PoNP (post operative neuropathic pain) pain following surgery (e.g., thoracotomy, total/partial knee replacement, cholecystectomy, mastectomy, inguinal hernia repair, varicose vein stripping). * Localized PoNP present for at least 3 months. * Size of the affected painful skin area is not larger than the size of 3 plasters. * Intact skin besides the scar of surgery in the area of plasters application * Baseline average pain intensity of 4 or greater on the 11 point pain intensity Numeric Rating Scale. Exclusion Criteria: * Participation in another trial (with medicine or a device under investigation) in parallel or less than 30 days prior to enrollment in this trial. * Previous enrollment in this trial. * History of dependency or active drug abuse (alcohol, medication) during the 1 year prior to enrollment. * Evidence or history (during the 3 years prior to enrollment) of neurotic personality or psychiatric illness that in the investigator's opinion may affect efficacy or safety assessments or may compromise the subjects safety during trial participation. * Pregnant or breastfeeding women or women of childbearing potential who are sexually active without satisfactory contraception. * Any surgery performed in the 3 months prior to enrollment, which may affect efficacy or safety assessment. * Any surgery scheduled or expected during the trial. *…