Efficacy and Safety Study of Pregabalin in the Treatment of Pain on Walking in Patients With Diabetic Peripheral Neuropathy (DPN)

The intent of this study is to treat subjects with painful Diabetic Peripheral Neuropathy (DPN) who also have pain on walking and to determine whether or not pregabalin demonstrates improvement relative to placebo on the following: reducing DPN pain, reducing pain on walking, and providing other benefits associated with daily activities and quality of life.