Comparing Remimazolam and Propofol for Recovery After Upper Airway Surgery

Comparison of Remimazolam Versus Propofol-based General Anesthesia on Postoperative Quality of Recovery in Patients Undergoing Ambulatory Upper Airway Surgery: a Randomized Controlled Trial

PHASE4 · Chung-Ang University Gwangmyeong Hospital · NCT06507202

This study is testing whether remimazolam or propofol helps adults recover faster and safer after upper airway surgery.

Quick facts

PhasePHASE4
Study typeInterventional
Enrollment116 (estimated)
Ages19 Years and up
SexAll
SponsorChung-Ang University Gwangmyeong Hospital (other)
Locations1 site (Gyeonggi-do, Gwangmyeon-si)
Trial IDNCT06507202 on ClinicalTrials.gov

What this trial studies

This study aims to compare the effects of two anesthetic agents, remimazolam and propofol, on recovery time and safety in patients undergoing ambulatory upper airway surgeries. Participants will be randomly assigned to receive either remimazolam or propofol during their procedure, with both groups monitored for recovery indicators and adverse events in the operating room, post-anesthesia care unit, and day surgery center. The study focuses on adult patients with various upper respiratory tract conditions, assessing the efficacy of each anesthetic in facilitating a quicker and safer recovery.

Who should consider this trial

Good fit: Ideal candidates are adult patients aged 19 or older scheduled for ambulatory upper respiratory tract surgery under general anesthesia.

Not a fit: Patients who are pregnant, have a history of drug hypersensitivity, or significant liver dysfunction may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved recovery times and safety profiles for patients undergoing upper airway surgeries.

How similar studies have performed: Other studies comparing anesthetic agents have shown promising results, suggesting that this approach is both relevant and potentially beneficial.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adult patients (age 19 or older) undergoing ambulatory upper respiratory tract (nasal cavity, oral cavity, pharynx, larynx) surgery under general anesthesia
* American Society of Anesthesiologists physical class classification I, II, and III

Exclusion Criteria:

* Patients who refused to participate in the study
* Pregnant patients
* Patients with a history of hypersensitivity to drugs or additives used during surgery
* Patients with acute narrow-angle glaucoma
* Alcohol or drug dependent patients
* Patients with Child-Pugh class C liver dysfunction

Where this trial is running

Gyeonggi-do, Gwangmyeon-si

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.

View on ClinicalTrials.gov →

Conditions: Laryngeal Disease, Pharyngeal Diseases, Oral Cavity Disease, Nasal Disease, remimazolam, upper airway surgery, ambulatory surgery

Last reviewed 2026-05-15 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.