At a glance
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Evaluation of the Effectiveness, Safety, and Tolerability of Tapentadol PR Versus Oxycodone/Naloxone PR in Non-opioid Pre-treated Subjects With Uncontrolled Severe Chronic Low Back Pain With a Neuropathic Pain Component.
In Brief
A Phase 4 clinical trial evaluating Tapentadol Prolonged Release and Oxycodone/Naloxone Prolonged Release for Back Pain and 2 related conditions. Completed, enrolled 367 participants across 50 sites in 4 countries.
Detailed Summary
This was a clinical effectiveness trial designed to compare the effectiveness, safety, and tolerability of treatment with tapentadol prolonged release with that of oxycodone/naloxone prolonged release in non-opioid pre-treated subjects with severe chronic low back pain with a neuropathic pain component. Both tapentadol and the opioid oxycodone are effective in chronic severe pain and tapentadol and oxycodone/naloxone have shown advantages in gastrointestinal tolerability versus oxycodone. Therefore, it was of high scientific interest to compare the latter 2 analgesics with respect to gastrointestinal tolerability. Tapentadol may have advantages regarding the neuropathic pain-related symptoms of low back pain due to its 2 mechanisms of action.
Study Details
Timeline
Interventions
All participants started with 50 mg tapentadol hydrochloride prolonged release (twice daily). The dose of tapentadol hydrochloride prolonged release will be adjusted in increments of 50 mg to a level that provided adequate analgesia. Titration will be after a minimum of 3 days on a dose. Participants are permitted a maximum dose of 250 mg twice a day (500 mg total daily dose). After titration participants will remain on the stable dose for 9 weeks.
All participants start with 10 mg/5 mg oxycodone/naloxone (twice daily). The dose of oxycodone/naloxone may be adjusted in increments of 10mg/ 5 mg oxycodone/naloxone to a level that provide adequate analgesia. Titration will be after a minimum of 3 days on a dose. Participants will be permitted a maximum dose of 50 mg/ 20 mg oxycodone/naloxone twice daily a day (100 mg/40 mg total daily dose). After titration participants will remain on the stable dose for 9 weeks.