A Study to Investigate the Analgesic Efficacy of AZD2423 Compared With Placebo After 28 Days Treatment in Patients With Painful Diabetic Polyneuropathy

A Study to Investigate the Analgesic Efficacy of AZD2423 Compared With Placebo

A study to investigate the analgesic efficacy of AZD2423 compared with placebo after 28 days treatment in patients with painful diabetic polyneuropathy.

Inclusion Criteria:

• Provision of signed informed consent form
• Males and female of non-child bearing potential patients aged 18 to 80 years
• Patients with neuropathic pain due to painful diabetic polyneuropathy.

Exclusion Criteria:

• Other pain that may confound assessment of neuropathic pain
• History of treatment failure with more than three adequate trials of medication for neuropathic pain
• Central neuropathic pain conditions (caused by Central Nervous System injury/disease, eg. Stroke)