Cebranopadol for Acute Pain in Adults After Surgery or Injury
Official title: An Open-Label, Single-Arm, Multiple-Dose, Phase 3 Safety and Efficacy Study of Cebranopadol in Participants With Moderate to Severe Acute Pain With Surgical or Non-Surgical Origin
Run by Adneuris Therapeutics, Inc. · NCT07845071 · Data updated 2026-11-12
This study tests whether cebranopadol can safely and effectively relieve moderate to severe acute pain in adults after surgery or a musculoskeletal injury.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 75 Years |
| Sex | All |
| Enrollment | 160 (estimated) |
| Sponsor | Adneuris Therapeutics, Inc. Industry-sponsored |
| Locations | 15 sites (Phoenix, Arizona and 14 other locations) |
| Status | Recruiting |
| Started | September 22, 2026 |
| Main results expected | January 2027 |
| Study ends | February 2027 |
| Registry record updated | October 23, 2026 |
| Trial ID | NCT07845071 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults aged 18 to 75 with moderate to severe acute pain from ambulatory surgery or musculoskeletal conditions.
✕Probably not a fit
Patients with chronic pain, significant medical or psychiatric conditions, substance use history, pregnancy, or those already receiving conflicting treatments may not benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a phase 3, open-label study to evaluate safety and efficacy of cebranopadol 400 µg in adults with acute pain from ambulatory surgery or musculoskeletal injuries. Participants must have a pain score of 4 or higher and meet other criteria, with follow-up to monitor outcomes and any adverse effects. The study will be conducted at three U.S. sites and involves continuous assessment of pain relief and safety signals. Status and results will inform whether cebranopadol could be an option for managing acute pain in this population.
Why it matters
Potential benefit: If successful, participants may experience meaningful pain relief and clinicians could have an additional analgesic option for acute pain.
How similar studies have gone: Chronic and acute pain studies with cebranopadol have shown varying results; this phase 3 study aims to confirm safety and efficacy in acute pain.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Adults 18 to 75 years of age. * Able to provide informed consent. * Experiencing moderate to severe acute pain related to: 1) An ambulatory surgical procedure expected to cause pain lasting at least 72 hours, or 2) A traumatic or non-traumatic musculoskeletal condition. * Have a pain score of at least 4 on a 0 to 10 pain rating scale before starting study treatment. * Willing and able to comply with study requirements Exclusion Criteria: * Chronic pain condition that requires ongoing pain medication. * Significant medical or psychiatric condition that could affect participation or study results. * History of substance use disorder or misuse of alcohol or drugs. * Current use of medications that may interfere with the study drug or pain assessments. * Known allergy or intolerance to cebranopadol or permitted rescue pain medications. * Pregnant or breastfeeding. * Participation in another clinical trial or receipt of an investigational drug within the protocol-defined period before study entry. * Any condition that, in the investigator's opinion, would make participation unsafe or interfere with study assessments.
Where it's running
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Adneuris Site 001115
Phoenix, Arizona, United States Recruiting -
Adneuris Site 001118
Riverside, California, United States Recruiting -
Adneuris Site 001119
Longmont, Colorado, United States Recruiting -
Adneuris Site 001122
Savannah, Georgia, United States Recruiting -
Adneuris Site 001123
O'Fallon, Illinois, United States Recruiting -
Adneuris Site 001125
Annapolis, Maryland, United States Recruiting
Show 9 more locations
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Adneuris Site 001120
Oradell, New Jersey, United States Recruiting -
Adneuris Site 001124
Tulsa, Oklahoma, United States Recruiting -
Adneuris Site 001110
Bellaire, Texas, United States Recruiting -
Adneuris Site 001117
Forney, Texas, United States Recruiting -
Adneuris Site 001104
McAllen, Texas, United States Recruiting -
Adneuris Site 001116
Plano, Texas, United States Recruiting -
Adneuris Site 001111
San Antonio, Texas, United States Recruiting -
Adneuris Site 001121
San Antonio, Texas, United States Recruiting -
Adneuris Site 001101
Salt Lake City, Utah, United States Recruiting
Study contacts
- Study coordinator: Study Director, Adneuris Therapeutics
- Email: clinicaltrials@trispharma.com
- Phone: 732-940-2800
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.