Determining the optimal dose of remimazolam for anesthesia during sleep endoscopy in adults

The 90% Effective Dose (ED90) of Remimazolam Anesthesia Induction in Drug-induced Sleep Endoscope in Adult: an up and Down Sequential Trial

PHASE4 · Tongji Hospital · NCT06333145

This study is testing the best dose of remimazolam to safely sedate adults during sleep endoscopy while considering their body weight.

Quick facts

PhasePHASE4
Study typeInterventional
Enrollment165 (estimated)
Ages18 Years to 65 Years
SexAll
SponsorTongji Hospital (other)
Locations1 site (Wuhan, Hubei)
Trial IDNCT06333145 on ClinicalTrials.gov

What this trial studies

This study investigates the effective dose (ED90) of remimazolam for anesthesia induction during drug-induced sleep endoscopy in adults, focusing on different body mass index (BMI) groups. The goal is to establish a scientifically-based sedation protocol that enhances safety and efficacy during the procedure. Participants will be monitored for their response to the medication, allowing for tailored dosing based on individual characteristics. The study aims to improve sedation practices in clinical settings.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18-65 with an ASA physical status classification of I-III who can provide informed consent.

Not a fit: Patients with a history of central nervous system diseases, serious cardiovascular or respiratory conditions, or those requiring tracheal intubation may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to more effective and safer sedation protocols for patients undergoing drug-induced sleep endoscopy.

How similar studies have performed: While studies on sedation protocols exist, this specific investigation into remimazolam's ED90 in relation to BMI is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 1\. Age 18-65 years old, 2. ASA Ⅰ-Ⅲ level; 3. Sign an informed consent form.

Exclusion Criteria:

* 1.A history of central nervous system diseases, cognitive disorders, mental disorders, or communication disorders; 2.serious cardiovascular, respiratory, liver or kidney disease; 3.Anticipated need for tracheal intubation or laryngeal mask; 4.Allergic to benzodiazepines and opioids; 5.Those who have taken sedative, analgesic or antidepressant drugs within 24 hours; 6.Abnormal liver and kidney function; 7.Recently participated in other clinical studies.

Where this trial is running

Wuhan, Hubei

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: Effect of Drug, Drug-induced Sleep Endoscopy, remimazolam, ED90

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.