New shot could cut opioid use after bunion surgery
NCT ID NCT05831449
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested an experimental long-acting local anesthetic called CPL-01 in 616 people having bunion surgery. The goal was to see if it reduces pain and the need for opioid painkillers after the operation compared to a standard anesthetic or a placebo. Participants received the injection during surgery and were monitored for pain levels and any rescue medication use.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- CPL-01 (long-acting ropivacaine local anesthetic injection)
- What this could lead to
- If it works, CPL-01 could provide longer-lasting pain relief after foot surgery and reduce the need for opioid painkillers.
- What could go wrong
- This is a completed Phase 3 trial, but results are not yet published. The drug may not prove significantly better than existing anesthetics or placebo, and individual responses to pain medication vary.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
-
616 people
The number who actually took part.
- Started
-
May 2023
- Finished
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Oct 2025
- Lead sponsor
-
A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 to 75 years
- Sex
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Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Ability to sign ICF * Bunion for elective primary unilateral, distal, first metatarsal bunionectomy with osteotomy and internal fixation under regional anesthesia, without collateral procedures or additional surgeries * BMI ≤ 39 kg/m2 * If biologically female, not pregnant or planning to become pregnant over the study * If biologically male, either sterile or using acceptable form of birth control * Be willing and able to complete study procedures Exclusion Criteria: * Has previously undergone unilateral simple bunionectomy. * Has a planned concurrent surgical procedure * Has a concurrent painful condition that may require analgesic treatment during the study period or may confound postsurgical pain assessments * Has a history or clinical manifestation of significant medical, neuropsychiatric, or other condition that could preclude or impair study participation or interfere with study assessments. * Has a history of malignant hyperthermia or glucose-6-phosphate dehydrogenase deficiency. * Has history or evidence of impaired liver function (e.g., alanine aminotransferase \[ALT\] \> 3 × upper limit of normal \[ULN\] or total bilirubin \> 2 × ULN), active hepatic disease, or cirrhosis. * Has history or evidence of impaired renal function (e.g., creatinine \> 1.5 × ULN). * Has a history of malignancy in the past year * Has known or suspected daily use of opioids for 7 or more consecutive days within the previous 6 months
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
Todd Bertoch
Salt Lake City, Utah, 84101, United States
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