| Targin® for Chronic Pain Management in Patients With Spinal Cord Injury NCT03179475 | Completed | Phase 4 | Canada | University of British Columbia | 2019-09-05 |
| Sensory Effects of Oral Opioid Treatment in Patients With Chronic Low Back Pain NCT02824276 | Completed | Phase 1 | United States | Brigham and Women's Hospital | 2017-01-06 |
| Discontinuation vs Continuation of Long-term Opioid Therapy in Suboptimal and Optimal Responders With Chronic Pain NCT02741076 | Terminated | Phase 4 | United States | Member Companies of the Opioid PMR Consortium | 2016-09-14 |
| Safety and Tolerability of Egalet-002 in Patients With Moderate-to-Severe Chronic Noncancer Pain NCT02603705 | Completed | Phase 3 | United States | Egalet Ltd | 2016-03-07 |
| Efficacy and Safety of Egalet-002 in Patients With Moderate-to-Severe Chronic Low Back Pain NCT02716857 | Completed | Phase 3 | United States | Egalet Ltd | 2016-03 |
| To Demonstrate Equivalence in Analgesic Efficacy & Bowel Function Between OXN PR Higher Dose & Lower Dose Tablet Strengths in Subjects With Non-cancer or Cancer Pain NCT02321397 | Completed | Phase 2, Phase 3 | Germany | Mundipharma Research GmbH & Co KG | 2014-11 |
| Does Duloxetine Reduce Chronic Pain After Total Knee Arthroplasty? NCT02307305 | Unknown status | Phase 2 | South Korea | Hanyang University Seoul Hospital | 2014-08 |
| Determine the Safety and Efficacy of Oxy/Nal Tablets Compared to Oxy PR in Subjects With Cancer Pain NCT01885182 | Completed | Phase 3 | China | Mundipharma (China) Pharmaceutical Co. Ltd | 2013-06-01 |
| Evaluation of the Tolerability of Switching Subjects on Chronic ATC Opioid Therapy to Buprenorphine HCl Buccal Film NCT01871285 | Completed | Phase 2 | United States | BioDelivery Sciences International | 2013-06 |
| Treatment of Chronic Pain From Osteoarthritis NCT02032927 | Withdrawn | Phase 4 | Italy | Fondazione IRCCS Policlinico San Matteo di Pavia | 2013-06 |
| Tapentadol Prolonged Release (PR) Versus Oxycodone/Naloxone Prolonged Release in Severe Chronic Low Back Pain With a Neuropathic Component. NCT01838616 | Completed | Phase 4 | Austria, Germany, Italy, Spain | Grünenthal GmbH | 2013-04 |
| A Study to Characterize the Abuse Liability of ALO-02 in Healthy, Non-Dependent, Recreational Opioid Abusers NCT01746901 | Completed | Phase 1 | Canada | Pfizer | 2013-02 |
| A Study to Characterize the Abuse Liability of ALO-02 in Healthy, Non-Dependent, Recreational Opioid Users When ALO-02 Capsules Are Crushed and Snorted NCT01775189 | Completed | Phase 1 | Canada | Pfizer | 2013-02 |
| Safety and Efficacy Study of GRT6005 in Patients With Osteoarthritis (OA) Knee Pain NCT01709214 | Completed | Phase 2 | United States | Tris Pharma, Inc. | 2012-12-04 |
| An Interventional Study to Compare the Efficacy and Tolerability With Targin® in Non-malignant Chronic Pain (GLORY) NCT01811186 | Completed | Phase 4 | South Korea | Mundipharma Korea Ltd | 2012-12 |
| A Non-interventional, Observational Study for Targinact® Treatment in Patients With Chronic Severe Pain NCT01710904 | Completed | | Belgium | Mundipharma CVA | 2012-09 |
| Oxycodone DETERx™ Versus Placebo in Chronic Low Back Pain (CLBP) NCT01685684 | Completed | Phase 3 | United States | Collegium Pharmaceutical, Inc. | 2012-08 |
| A Study to Demonstrate Improvement in Symptoms of Constipation in Subjects That Require Around-the-clock Opioid Pain Killer Therapy NCT01438567 | Completed | Phase 3 | United Kingdom | Mundipharma Research GmbH & Co KG | 2011-09 |
| Analgesic Efficacy and Management of Opioid-induced Constipation (OIC) for Uncontrolled Moderate - Severe Low Back Pain NCT01427270 | Completed | Phase 3 | Czechia, Italy, Poland, United States | Purdue Pharma LP | 2011-08 |
| A Study of Oxycodone/Naloxone Controlled-release Tablets (OXN) to Assess Analgesic Efficacy and Management of Opioid-induced Constipation (OIC) in Opioid-experienced Subjects With Moderate to Severe Chronic Low Back Pain NCT01427283 | Completed | Phase 3 | United States | Purdue Pharma LP | 2011-08 |
| Evaluation of the Efficacy and Tolerability of Etoricoxib Monotherapy Versus Combination Oxycodone-etoricoxib in Moderate to Severe Pain From Chronic Low Back Pain NCT01344720 | Unknown status | Phase 4 | Italy | Azienda Sanitaria Locale 4, Teramo | 2011-05 |
| Efficacy and Safety of Oxycodone/Naloxone Controlled-release Tablets (OXN) Compared to Placebo in Opioid-experienced Subjects With Moderate to Severe Chronic Low Back Pain NCT01358526 | Completed | Phase 3 | United States | Purdue Pharma LP | 2011-05 |
| A Non-interventional, Observational Study for Targinact® Treatment in Patients With Severe Pain. NCT01983137 | Completed | | Belgium | Mundipharma CVA | 2011-04 |
| Safety Study of Oxycodone Hydrochloride and Naltrexone Hydrochloride Extended-Release Capsules in Subjects With Moderate to Severe Chronic Noncancer Pain NCT01428583 | Completed | Phase 3 | United States | Pfizer | 2010-12 |
| A Safety and Efficacy Study of JNS024 Extended Release (ER) in Japanese and Korean Patients With Chronic Malignant Tumor-Related Cancer Pain NCT01165281 | Completed | Phase 3 | Japan, South Korea | Janssen Research & Development, LLC | 2010-08 |
| Linking Altered Central Pain Processing and Genetic Polymorphism to Drug Efficacy in Chronic Low Back Pain (Predictio) NCT01179828 | Completed | Phase 3 | Switzerland | Insel Gruppe AG, University Hospital Bern | 2010-07 |
| A Clinical Study To Characterize The Pharmacokinetics And The Effects Of Food On Oxycodone In Healthy Volunteers NCT01530542 | Completed | Phase 1 | United States | Pfizer | 2010-07 |
| A Safety and Tolerability Study of JNJ-42160443 in Patients With Moderate to Severe, Chronic Knee Pain From Osteoarthritis NCT01094262 | Terminated | Phase 2 | Canada, United States | Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 2010-04-20 |
| Open-Label Trial Comparing Oxycodone Medications NCT01162304 | Terminated | Phase 4 | United States | University of Rochester | 2010-03 |
| A Long-term Safety Study With Tapentadol ER and Oxycodone CR in Patients With Moderate to Severe Pain Due to Chronic, Painful Diabetic Peripheral Neuropathy (DPN) NCT01063868 | Terminated | Phase 3 | United States | Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 2010-01 |
| OXN PR Compared to OxyPR to Demonstrate Non-inferiority in Pain & Locomotor Function & Improvement in Symptoms of Constipation in OA Subjects NCT00902837 | Completed | Phase 3 | Belgium, Czechia, Finland, Germany... | Mundipharma Research GmbH & Co KG | 2009-05 |
| Methadone, Morphine, or Oxycodone in Treating Pain in Patients With Cancer NCT00726830 | Terminated | Not applicable | United States | M.D. Anderson Cancer Center | 2009-03 |
| A Study to Compare Oxycodone/Naloxone Prolonged Release Against Codeine/Paracetamol in the Treatment of Moderate to Severe Chronic Low Back Pain or Pain Due to Osteoarthritis NCT00784810 | Completed | Phase 4 | United Kingdom | Napp Pharmaceuticals Limited | 2009-02 |
| Prospective Study About Clinical and Pharmacogenetic Safety of Opioid Use for Chronic Pain NCT00916890 | Suspended | Phase 4 | Italy | Fondazione IRCCS Policlinico San Matteo di Pavia | 2009-02 |
| Opioid Treatment for Chronic Low Back Pain and the Impact of Mood Symptoms NCT01502644 | Completed | Phase 4 | United States | Brigham and Women's Hospital | 2009-02 |
| Fentanyl Buccal Tablets Versus Immediate Release Oxycodone for Breakthrough Pain in Patients With Chronic Pain NCT00813488 | Completed | Phase 3 | United States | Cephalon | 2008-12 |
| A Study Comparing Oxycodone to Oxycodone/Naloxone in Moderate to Severe, Chronic Cancer Pain NCT00513656 | Completed | Phase 2 | United Kingdom | Mundipharma Research GmbH & Co KG | 2007-09 |
| Efficacy and Safety of Fentanyl Buccal Tablets Compared With Oxycodone for the Management of Break Through Pain NCT00463047 | Completed | Phase 3 | United States | Cephalon | 2007-07 |
| A Study to Evaluate the Efficacy and Safety of CG5503 Prolonged Release (PR) in Subjects With Moderate to Severe Chronic Pain Due to Osteoarthritis of the Knee NCT00486811 | Completed | Phase 3 | Austria, Croatia, Germany, Hungary... | Grünenthal GmbH | 2007-06 |
| A Study to Evaluate the Effectiveness and Safety of Tapentadol (CG5503) Extended Release (ER) in Patients With Moderate to Severe Chronic Low Back Pain NCT00449176 | Completed | Phase 3 | | Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 2007-02 |
| Trial of Analgesia With Lidocaine or Extended-release Oxycodone for Neuropathic Pain Treatment in Multiple Sclerosis NCT00414453 | Terminated | Phase 4 | United States | University of Rochester | 2007-01 |
| Tapentadol (CG5503) NCT00421928 | Completed | Phase 3 | | Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 2007-01 |
| A Study to Evaluate Long-Term Safety of Multiple Doses of Tapentadol (CG5503) Prolonged-Release (PR) and Oxycodone Controlled-Release (CR) in Patients With Chronic Pain NCT00361504 | Completed | Phase 3 | Canada, United States | Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 2006-11 |
| Oxycodone-naloxone Prolonged Release Tablets in Relieving Opioid-related Constipation NCT00412100 | Completed | Phase 3 | | Mundipharma Research GmbH & Co KG | 2006-04 |
| A Study of the Effectiveness and Safety of Sustained-release Hydromorphone (a Strong Opioid) in Patients With Chronic Noncancer Pain. NCT00261495 | Completed | Phase 3 | Czechia, Denmark, France, Germany... | Janssen Pharmaceutica N.V., Belgium | 2006-03 |
| Opioid Rotation Versus Combination for Chronic Uncontrolled Cancer Pain NCT00478101 | Completed | Phase 2 | | Gachon University Gil Medical Center | 2006-02 |
| Oxycodone-naloxone in Relieving Opioid-related Constipation NCT00412152 | Completed | Phase 3 | | Mundipharma Research GmbH & Co KG | 2006-01 |
| A Randomised, Double Blind, Placebo and Active Controlled, Double Dummy,Parallel Group Study to Determine the Safety and Efficacy of Oxycodone/Naloxone Prolonged Release Tablets in Subjects With Moderate to Severe, Chronic Nonmalignant Pain NCT01971632 | Completed | Phase 3 | | Mundipharma Research GmbH & Co KG | 2005-01 |
| Safety and Efficacy of Buprenorphine Transdermal System (BTDS) in Subjects With Moderate to Severe Low Back Pain NCT00313014 | Terminated | Phase 3 | United States | Purdue Pharma LP | 2004-02 |
| The Safety and Efficacy of the Buprenorphine Transdermal System (BTDS) in Subjects With Chronic Back Pain. NCT00315445 | Completed | Phase 3 | United States | Purdue Pharma LP | 1997-12 |