100
Participants
Start Date
August 31, 2010
Primary Completion Date
January 31, 2012
Study Completion Date
January 31, 2012
Tapentadol ER
Tapentadol ER 100 to 400 milligram (mg) orally daily for 8 weeks (maximum up to 500 mg daily), as per Investigator's discretion.
Morphine SR
Morphine SR 30 to 120 mg orally daily for 8 weeks (maximum up to 140 mg daily), as per Investigator's discretion.
Chiba
Hamamatsu
Ibaraki
Kanagawa
Katsushika-ku
Kobe
Kumamoto
Matsumoto
Matsuyama
Nagasaki
Nagoya
Nishinomiya
Ohmura
Ohta
Osaka
Saga
Sapporo
Tokyo
Toyama
Toyohashi
Utsunomiya
Yokohama
Lead Sponsor
Janssen Pharmaceutical K.K.
INDUSTRY