Efficacy and Safety Study of Ataciguat Versus Placebo in Patients With Neuropathic Pain

Inclusion Criteria: * Patients with chronic neuropathic pain due to diabetic polyneuropathy or a nerve lesion following surgery. The pain must be present for more than 3 months. Exclusion Criteria: * Presence or history of cancer within the past five years * Patients with a history of HIV infection * Patients with active hepatitis B or C * Patients with any pain other than the neuropathic pain of greater or equal severity * Patients with a diabetes mellitus for less than 6 months The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial.