Opioid-free anesthesia for brain tumor surgery

Opioid-free Anesthesia Protocol on the Quality of Recovery After Neurosurgical Supratentorial Tumor Resection: A Randomized, Controlled, Clinical Trial

Not applicable Interventional Beijing Tiantan Hospital · NCT06607029

This study tests whether using opioid-free anesthesia during brain tumor surgery can help patients manage pain without the side effects of opioids.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment170 (estimated)
Ages18 Years to 65 Years
SexAll
SponsorBeijing Tiantan Hospital Academic / other
Locations1 site (Beijing)
Trial IDNCT06607029 on ClinicalTrials.gov

What this trial studies

This study investigates the use of opioid-free anesthesia in patients undergoing craniotomy for supratentorial tumors. The approach combines various anti-nociceptive drugs to manage pain without the side effects associated with opioids, such as respiratory depression and postoperative nausea. By conducting a randomized controlled trial, the researchers aim to gather clinical evidence on the efficacy and safety of this anesthesia method in neurosurgical patients. The study will compare outcomes between an opioid-based control group and an opioid-free anesthesia group.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18 to 65 scheduled for craniotomy for supratentorial tumors with an ASA physical status of I to III.

Not a fit: Patients with severe obesity, significant hepatic or renal issues, or cognitive impairments may not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could lead to improved recovery times and reduced hospital stays for patients undergoing brain surgery.

How similar studies have performed: While opioid-free anesthesia is not widely used in neurosurgery, there is a growing body of clinical data supporting its efficacy in other surgical fields.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Scheduled to undergo craniotomy for supratentorial tumors with general anesthesia;
* 18 years≤age≤65 years;
* American Society of Anesthesiologists (ASA) physical status of I to III;
* Signed informed consent.

Exclusion Criteria:

* Patients with a body mass index (BMI)≥35 kg/m2;
* Patients with severe hepatic and renal insufficiency;
* Patients with cognitive dysfunction, aphasia and other states that do not cooperate with the assessment;
* Preoperative magnetic resonance imaging of the head showed midline displacement \>5 mm;
* Patients undergoing electrophysiological monitoring during surgery;
* Pregnant or lactating patients.

Where this trial is running

Beijing

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Supratentorial Tumors
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.