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New pain block could cut opioid use after gynecologic cancer surgery

NCT ID NCT07458295

Symptom relief Sponsor: Beijing Tiantan Hospital Source: ClinicalTrials.gov ↗

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether a long-acting numbing drug (liposomal bupivacaine) combined with standard bupivacaine can provide better pain relief after laparoscopic surgery for gynecologic cancers. About 110 adults undergoing such surgery will receive either the combination or standard care via an ultrasound-guided abdominal wall injection. The main goal is to see if patients need less morphine in the first 48 hours after surgery.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
liposomal bupivacaine plus bupivacaine
What this could lead to
If it works, this could provide a longer-lasting pain block after surgery, reducing the need for strong opioid painkillers and speeding recovery.
What could go wrong
This is a relatively small, early-stage trial (110 participants) testing a drug already used in other surgeries. The benefit may be modest or not better than standard care, and any new drug carries risks of side effects like allergic reaction or nerve damage.

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

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 110 people

The number the study aims to enrol. It can still change while the study runs.

Started

Mar 2026

Expected to finish

Jun 2027

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 64 years

Sex

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Patients scheduled for elective Laparoscopic Surgery in Gynecologic Oncology under general anesthesia; 2. Ages 18 to 64 years old； 3. American Society of Anesthesiologists (ASA) physical status of I-III； 4. Glasgow Coma Scale (GCS) score of 15； 5. Patients must be able to understand the nature and potential personal consequences of the clinical trial, signing of the informed consent form. Exclusion Criteria: 1. History of chronic pain syndrome of any cause. 2. Patients with heart conduction block (sinus block or atrioventricular block). 3. Patients with unstable coronary artery disease. 4. Patients with gastric ulcer or gastric bleeding. 5. Patients with diabetes and are being treated with insulin. 6. Subjects with coagulation dysfunction (prothrombin time or activated partial thromboplastin time is higher than the normal threshold) or patients who are taking oral anticoagulants for other medical reasons and have not stopped it before surgery, such as warfarin or new anticoagulants rivaroxaban or dabigatran. 7. Patients with abnormal liver function: alanine aminotransferase (ALT) and/or aspartate aminotransferase (AST) \> 2× the upper limit of normal (ULN) or total bilirubin (TBIL) ≥ 1.5×ULN. 8. Patients with renal impairment (serum creatinine \> 176 µmol/L) or receiving dialysis treatment within 28 days before surgery. 9. Patients with a history of diagnosed mental illness or currently taking psychotropic medication. 10. Excessive alcohol or drug abuse, chronic opioid use (more than 2 weeks or 3 days per week for more than 1 month), use of drugs with confirmed or suspected sedative or analgesic effects, or use of any painkiller within 24 h before surgery. 11. Pregnancy or breastfeeding. 12. Extreme body mass index (BMI) (\< 15 or \> 35). 13. Participation in another interventional trial that interferes with the intervention or outcome of this trial. 14. Patients with a history of allergy to local anaesthetics or one of the study drugs.

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Gynecologic oncology patient Laparoscopic surgery Liposomal bupivacaine Transversus abdominis plane block

How to take part

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  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Beijing Tiantan Hospital

    RECRUITING

    Beijing, Beijing Municipality, 100070, China

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