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ClinicalTrials.gov public records Last synced Oct 4, 2026, 1:58 AM EDT

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Showing 25–48 of 85 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Moderate to Severe Chronic Pain Clear all
Completed Phase 3 Interventional Results available

Opioid Titration Order Sheet or Standard Care in Treating Patients With Cancer Pain

NCT00666211
View directory record Official record
Conditions
Brain and Central Nervous System Tumors, Chronic Myeloproliferative Disorders, Leukemia, Lymphoma, Lymphoproliferative Disorder, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasms, Pain, Precancerous Condition, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
educational intervention, Titrated pain management, questionnaire administration
Other
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
21 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
11
States / cities
Hopkinsville, Kentucky • Owensboro, Kentucky • Chattanooga, Tennessee + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2012 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 2 Interventional

Analgesic Efficacy and Safety of V116517 in Subjects With Moderate to Severe Chronic Pain Due to Osteoarthritis (OA) of the Knee

NCT01688934
View directory record Official record
Conditions
Osteoarthritis, Knee, Pain
Interventions
V116517 50-mg tablets, V116517 30-mg tablets, Naproxen 500-mg capsules, Placebo
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
40 Years to 80 Years
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
18
States / cities
Tucson, Arizona • Boynton Beach, Florida • DeLand, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Dec 5, 2013 · Synced Oct 4, 2026, 1:58 AM EDT
Not listed Phase 2 Interventional

Study to Evaluate Intra-articular Resiniferatoxin to Treat Moderate to Severe Pain From Knee Osteoarthritis

NCT04885972
View directory record Official record
Conditions
Osteoarthritis, Knee, Knee Osteoarthritis, Knee Pain Chronic
Interventions
Resiniferatoxin, Zilretta, Placebo
Drug
Lead sponsor
Sorrento Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
6
States / cities
La Mesa, California • Pasadena, California • Oak Brook, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 17, 2023 · Synced Oct 4, 2026, 1:58 AM EDT
Terminated Phase 3 Interventional Results available

Safety and Efficacy of Buprenorphine Transdermal System (BTDS) in Subjects With Moderate to Severe Low Back Pain

NCT00313014
View directory record Official record
Conditions
Back Pain Lower Back Chronic
Interventions
Buprenorphine, Oxycodone Immediate-Release
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years and older
Enrollment
660 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
85
States / cities
Birmingham, Alabama • Haleyville, Alabama • Phoenix, Arizona + 72 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2012 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional Results available

An Open-label Extension Study With Flexible Dosing of Extended-release (ER) Tapentadol (CG5503) to Treat Patients With Moderate to Severe Chronic Pain

NCT00487435
View directory record Official record
Conditions
Pain, Osteoarthritis, Low Back Pain
Interventions
Tapentadol (CG5503) Extended Release (ER)
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years and older
Enrollment
1,166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
118
States / cities
Birmingham, Alabama • Hoover, Alabama • Mobile, Alabama + 115 more
Source: ClinicalTrials.gov public record
Updated May 9, 2014 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional Results available

Safety Study of Oxycodone Hydrochloride and Naltrexone Hydrochloride Extended-Release Capsules in Subjects With Moderate to Severe Chronic Noncancer Pain

NCT01428583
View directory record Official record
Conditions
Chronic Noncancer Pain
Interventions
oxycodone HCl and naltrexone HCl extended-release capsules
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
32
States / cities
DeLand, Florida • Jacksonville, Florida • Jupiter, Florida + 27 more
Source: ClinicalTrials.gov public record
Updated Nov 21, 2016 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 2 Interventional

Study to Evaluate the Safety and Efficacy of CNTX-4975 in Subjects With Chronic, Moderate to Severe Osteoarthritis Knee Pain

NCT02558439
View directory record Official record
Conditions
Osteoarthritis
Interventions
CNTX-4975, Placebo
Drug · Other
Lead sponsor
Centrexion Therapeutics
Industry
Eligibility
45 Years to 80 Years
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
22
States / cities
Birmingham, Alabama • Tucson, Arizona • Anaheim, California + 18 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2017 · Synced Oct 4, 2026, 1:58 AM EDT
Terminated Phase 3 Interventional Results available

Buprenorphine Transdermal Patches (BTDS) in Subjects With Osteoarthritis Pain. Includes a 52-week Extension Phase.

NCT00320801
View directory record Official record
Conditions
Osteoarthritis
Interventions
Buprenorphine transdermal patch
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
40 Years and older
Enrollment
188 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
66
States / cities
Birmingham, Alabama • Huntsville, Alabama • Montgomery, Alabama + 55 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2012 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 2 Interventional

Safety and Efficacy Study of GRT6005 in Patients With Osteoarthritis (OA) Knee Pain

NCT01709214
View directory record Official record
Conditions
Moderate to Severe Chronic Pain Due to Osteoarthritis of the Knee
Interventions
Cebranopadol (GRT6005) Low-Dose Range, Cebranopadol (GRT6005) High-Dose Range, Placebo, Oxycodone CR
Drug
Lead sponsor
Tris Pharma, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
619 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
83
States / cities
Birmingham, Alabama • Huntsville, Alabama • Phoenix, Arizona + 74 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2021 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 2 Interventional Results available

A Phase 2 Study To Assess The Efficacy, Tolerability, And Safety OF NKTR-181 In Subjects With Chronic OA Knee Pain

NCT01619839
View directory record Official record
Conditions
Osteoarthritis of the Knee
Interventions
NKTR-181, Placebo
Drug
Lead sponsor
Nektar Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
296 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
34
States / cities
Mobile, Alabama • Tucson, Arizona • Garden Grove, California + 29 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2021 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional Results available

Buprenorphine Transdermal System (BTDS) in Subjects w/Mod-sev Osteoarthritis (OA) Chronic Pain of Knee

NCT00531427
View directory record Official record
Conditions
Chronic Pain, Osteoarthritis of the Knee
Interventions
Buprenorphine, Placebo
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
40 Years and older
Enrollment
567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
87
States / cities
Mobile, Alabama • Chandler, Arizona • Phoenix, Arizona + 73 more
Source: ClinicalTrials.gov public record
Updated Sep 10, 2012 · Synced Oct 4, 2026, 1:58 AM EDT
Terminated Phase 4 Interventional Results available

Conversion to Embeda With Rescue Trial

NCT01179191
View directory record Official record
Conditions
Chronic Disease, Pain
Interventions
morphine sulfate and naltrexone hydrochloride (EMBEDA)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
21 Years and older
Enrollment
684 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
166
States / cities
Adamsville, Alabama • Birmingham, Alabama • Huntsville, Alabama + 144 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2012 · Synced Oct 4, 2026, 1:58 AM EDT
Terminated Phase 2 Interventional

A Study to Evaluate the Efficacy, Safety, and Tolerability of JNJ-42160443 in Patients With Neuropathic Pain (Postherpetic Neuralgia and Post-traumatic Neuralgia)

NCT00964990
View directory record Official record
Conditions
Pain, Neuralgia, Postherpetic, Neuralgia, Mononeuropathies
Interventions
JNJ-42160443, Placebo
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years to 80 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
40
States / cities
Tucson, Arizona • Fresno, California • Redondo Beach, California + 37 more
Source: ClinicalTrials.gov public record
Updated May 2, 2016 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional Results available

Long-Term Safety and Tolerability Study of NKTR-181 in Subjects With Chronic Low Back Pain or Chronic Non-Cancer Pain

NCT02367820
View directory record Official record
Conditions
Low Back Pain, Chronic Pain
Interventions
NKTR-181 BID tablets
Drug
Lead sponsor
Nektar Therapeutics
Industry
Eligibility
18 Years to 75 Years
Enrollment
638 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
56
States / cities
Saraland, Alabama • Phoenix, Arizona • Tempe, Arizona + 50 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2021 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 2 Interventional

Open Label, Safety Study of EN3270 in Patients With Moderate to Severe Non-malignant, Chronic Pain

NCT00485225
View directory record Official record
Conditions
Chronic, Non Malignant Pain
Interventions
EN3270
Drug
Lead sponsor
Durect
Industry
Eligibility
18 Years to 65 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Berlin, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 23, 2012 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional Results available

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
View directory record Official record
Conditions
Low Back Pain
Interventions
Oxycodone/Naloxone Controlled-release, Placebo
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years and older
Enrollment
1,095 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
151
States / cities
Birmingham, Alabama • Haleyville, Alabama • Huntsville, Alabama + 123 more
Source: ClinicalTrials.gov public record
Updated Nov 11, 2015 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional

Analgesic Efficacy and Management of Opioid-induced Constipation (OIC) for Uncontrolled Moderate - Severe Low Back Pain

NCT01427270
View directory record Official record
Conditions
Low Back Pain
Interventions
Oxycodone/Naloxone controlled-release, Oxycodone HCl controlled-release, Placebo
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years and older
Enrollment
455 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
170
States / cities
Alabaster, Alabama • Birmingham, Alabama • Gulf Shores, Alabama + 137 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2014 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional

Safety and Tolerability of Egalet-002 in Patients With Moderate-to-Severe Chronic Noncancer Pain

NCT02603705
View directory record Official record
Conditions
Moderate-to-severe Chronic Noncancer Pain
Interventions
Oxycodone extended-release
Drug
Lead sponsor
Egalet Ltd
Industry
Eligibility
18 Years to 75 Years
Enrollment
281 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
39
States / cities
Huntsville, Alabama • Tucson, Arizona • Jacksonville, Florida + 35 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2018 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Long-Term Safety of Hydrocodone Bitartrate Extended-Release Tablets (CEP-33237) in Patients Who Require Opioid Treatment for an Extended Period of Time

NCT01223365
View directory record Official record
Conditions
Chronic Pain
Interventions
Hydrocodone ER
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
54
States / cities
Mobile, Alabama • Anaheim, California • Beverly Hills, California + 46 more
Source: ClinicalTrials.gov public record
Updated Jun 5, 2017 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional Results available

Buprenorphine (CAM2038) in Subjects With a Recent History of Moderate to Severe Chronic Low Back Pain

NCT02946073
View directory record Official record
Conditions
Chronic Lower Back Pain, Chronic Pain
Interventions
buprenorphine, Placebo
Drug · Other
Lead sponsor
Braeburn Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
1,053 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
69
States / cities
Birmingham, Alabama • Hamilton, Alabama • Vestavia Hills, Alabama + 54 more
Source: ClinicalTrials.gov public record
Updated Oct 15, 2021 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional Results available

Longterm Safety Study of BEMA Buprenorphine in Subjects With Chronic Pain

NCT01298765
View directory record Official record
Conditions
Pain, Low Back Pain, Osteoarthritis, Neuropathic Pain
Interventions
BEMA Buprenorphine
Drug
Lead sponsor
BioDelivery Sciences International
Industry
Eligibility
18 Years and older
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
26
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 23 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2018 · Synced Oct 4, 2026, 1:58 AM EDT
Terminated Phase 3 Interventional Results available

Safety of BTDS in Subjects With Low Back Pain: A 52-Week Extension Phase of BUP3015

NCT01125917
View directory record Official record
Conditions
Back Pain Lower Back Chronic
Interventions
Buprenorphine transdermal patch
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
18 Years and older
Enrollment
354 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
84
States / cities
Birmingham, Alabama • Haleyville, Alabama • Phoenix, Arizona + 71 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2012 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 2 Interventional Results available

Cebranopadol Efficacy and Safety in Diabetic Patients Suffering From Chronic Pain Caused by Damage to the Nerves

NCT01939366
View directory record Official record
Conditions
Chronic Pain, Diabetic Neuropathies, Diabetes Mellitus
Interventions
Cebranopadol 100 µg, Cebranopadol 300 µg, Cebranopadol 600 µg, Pregabalin, Matching Placebo
Drug
Lead sponsor
Tris Pharma, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
699 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
15
States / cities
Mesa, Arizona • Garden Grove, California • Laguna Hills, California + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2021 · Synced Oct 4, 2026, 1:58 AM EDT
Completed Phase 3 Interventional Results available

A Study of Embeda (Kadian NT, ALO-01) in Subjects With Pain Due to Osteoarthritis of the Hip or Knee

NCT00420992
View directory record Official record
Conditions
Osteoarthritis, Chronic Pain
Interventions
ALO-01 (Morphine Sulfate Plus Naltrexone Hydrochloride Extended Release), Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
21 Years and older
Enrollment
547 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
81
States / cities
Birmingham, Alabama • Mobile, Alabama • Peoria, Arizona + 69 more
Source: ClinicalTrials.gov public record
Updated Sep 20, 2013 · Synced Oct 4, 2026, 1:58 AM EDT