Effects of Dexmedetomidine on Sedation during Gastrointestinal Endoscopy

The Effects of Different Loading Doses of Dexmedetomidine on The Bispectral Index-Guided Propofol Sedation in Patients Undergoing Advanced Upper Gastrointestinal Endoscopic Procedures: A Randomized Control Study

Phase 4 Interventional Theodor Bilharz Research Institute · NCT06414395

This study is testing whether different doses of a medication called dexmedetomidine can make sedation safer and more effective for people having advanced upper gastrointestinal endoscopy.

Quick facts

PhasePhase 4
Study typeInterventional
Enrollment52 (estimated)
Ages18 Years to 65 Years
SexAll
SponsorTheodor Bilharz Research Institute Academic / other
Locations1 site (Cairo, Giza Governorate)
Trial IDNCT06414395 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the impact of different loading doses of dexmedetomidine on the effectiveness of propofol sedation in patients undergoing advanced upper gastrointestinal endoscopic procedures. The study aims to find the optimal balance between dexmedetomidine and propofol to enhance sedation safety and efficacy. Participants will receive either dexmedetomidine or a saline infusion while their sedation levels are monitored using the bispectral index. The goal is to improve patient outcomes by minimizing complications associated with traditional sedation methods.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 18-65 with ASA I-II physical status and a BMI under 35.

Not a fit: Patients with ASA III-IV status, high aspiration risk, or those on certain medications may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to safer and more effective sedation protocols for patients undergoing gastrointestinal endoscopic procedures.

How similar studies have performed: Previous studies have shown promising results with dexmedetomidine in sedation, suggesting potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients aged 18-65
* Both sexes
* ASA I-II
* BMI \<35

Exclusion Criteria:

* Patients' refusal to participate
* ASA III-IV
* BMI \> 35
* Patients who are considered high aspiration risk, e.g., gastric outlet obstruction
* Allergy to any medications used
* Diabetics
* Any patient receiving cardioactive drugs, e.g., Beta blockers, Calcium channel blockers, Inhaled B2 bronchodilators)
* Patients with Pacemakers or heart rate below 50 beat/min
* Pregnant women
* Habitual Drug abusers
* Patients who had to be intubated during the procedure.

Where this trial is running

Cairo, Giza Governorate

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 GIT EndoscopyProcedural Sedation
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.