Postherpetic Neuralgia

• Jonesboro, Arkansas, United States
• Lomita, California, United States
• Westlake Village, California, United States
• Bradenton, Florida, United States

• Japan — Arakawa-ku, Tokyo, Japan

• Aichi, Japan
• Amagasaki, Japan
• Asahikawa, Japan
• Bunkyō City, Japan

• VA Medical Center, Birmingham — Birmingham, Alabama, United States
• VA Palo Alto Health Care System — Palo Alto, California, United States
• VA San Diego Healthcare System, San Diego — San Diego, California, United States
• University of Colorado — Denver, Colorado, United States

• Bergmannsheil, Department for pain management — Bochum, Germany

• NeurogesX Investigational Site — Huntsville, Alabama, United States
• NeurogesX Investigational Site — Tucson, Arizona, United States
• NeurogesX Investigational Site — Irvine, California, United States
• NeurogesX Investigational Site — La Jolla, California, United States

• ZARS Pharma Clinical Site — Lexington, Kentucky, United States
• ZARS Pharma Clinical Site. Reference: SCP-403 — High Point, North Carolina, United States
• ZARS Pharma Clinical Site. Reference: SCP-403 — Winston-Salem, North Carolina, United States
• ZARS Pharma Clinical Site — Norman, Oklahoma, United States

• Dermatology Clincial Reseach Center — Houston, Texas, United States

• Radiant Research — Chandler, Arizona, United States
• Premier Research Center — Peoria, Arizona, United States
• Homestead Clinical Research — Cutler Bay (Miami), Florida, United States
• San Marcus Research Clinic — Miami, Florida, United States

Not specified