Study to Evaluate the Efficacy and Safety of OraVescent Fentanyl Citrate Treatment for the Management of Breakthrough Pain in Opioid-Tolerant Patients With Noncancer-Related Chronic Pain

Five Towns Neuroscience Research, Lawrence

Clinical Research Center, West Reading

Advanced Pain Management, Virginia Beach

Center for Clinical Research, Winston-Salem

PharmQuest, Greensboro

Comprehensive Pain Care, PC, Marietta

Drug Studies America, Marietta

Jacksonville Center for Clinical Research, Jacksonville

Atlas Research, Orlando

Gold Coast Research, LLC, Plantation

Centre for Rheumatology, Fort Lauderdale

Montana Neuroscience Institute, Missoula

Pain Management Associates, Independence

Best Clinical Trials, Inc., New Orleans

Best Clinical Trials, LLC, New Orleans

Hot Springs Pain Clinic, Hot Springs

Lovelace Scientific Resources, Albuquerque

Samaritan Center for Medical, Los Gatos

Pacific Neuroscience Medical Group, Inc., Oxnard

Legacy Emanuel Pain Management, PC, Portland

Brigham Women's Hospital, Boston