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Nebulized Midazolam, Dexmedetomidine, and Their Combination in Sedation of Preschoolers Undergoing Dental Treatment

Nebulized Midazolam, Dexmedetomidine, and Their Combination in Sedation of Preschoolers Undergoing Dental Treatment: A Randomized Clinical Trial

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03827408
Enrollment
72
Registered
2019-02-01
Start date
2017-11-27
Completion date
2019-12-22
Last updated
2020-01-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Dental Anxiety

Keywords

Nebulized Dexmedetomidine, Nebulized Midazolam, Moderate sedation, Dental procedural sedation, Pediatric dentistry

Brief summary

The aim of the study is to evaluate the effect of nebulized Midazolam, Dexmedetomidine, and their combination as procedural, moderate sedative agents in preschoolers undergoing dental treatment.

Detailed description

Dental anxiety and fear related behaviors are global problems in Pediatric Dentistry. Preschoolers represent a dental behavior management problem and there is always a debate over the best behavioral management technique for preschoolers undergoing dental treatment. Moderate sedation is considered as an acceptable option. Children who need treatment under local anesthesia, for thirty minutes will be included in the study. A total of 72 uncooperative pediatric dental patients, of age range 4-6 years, will be selected from the Pediatric Dentistry and Dental Public Health Department, Faculty of Dentistry, Alexandria University, Egypt. The participants will be randomly allocated into 3 groups that will undergo a procedural sedation session via a nebulizer. Children of group I will receive nebulized solution of 0.5 mg/kg Midazolam, Group II will receive nebulized solution of 5µg/kg Dexmedetomidine, and Group III will receive a nebulized solution of 0.3 mg/kg Midazolam and 3µg/kg Dexmedetomidine respectively.

Interventions

DRUGMidazolam group (MDZ)

IV Ampules of Dormicum 15mg/ 3ml, Hoffman-La Rouche Ltd., Basel, Switzerland

DRUGDexmedetomidine group (DEX)

IV Ampules of Precedex 4mcg/ml, Hospira. Inc., Lake Forest,IL USA.

DRUGCombination of Midazolam and Dexmedetomidine (MDZ/DEX)

Combination of Nebulized solution of 0.3 mg/kg Midazolam, and 3µg/kg Dexmedetomidine respectively.(

Sponsors

Alexandria University
CollaboratorOTHER
Nourhan M.Aly
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
OTHER
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Masking description

The researcher, statistician and participants will be blinded to the intervention group. Only the supervisor and the anesthesiologist will be aware of the allocation group. After data collection is completed, the randomization code will be broken to reveal the allocation group.

Intervention model description

The participants will be randomly allocated into 3 groups that will undergo a procedural sedation session via a nebulizer. Children of group I will receive nebulized solution of 0.5 mg/kg Midazolam, Group II will receive nebulized solution of 5µg/kg Dexmedetomidine, and Group III will receive a nebulized solution of 0.3 mg/kg Midazolam and 3µg/kg Dexmedetomidine respectively.

Eligibility

Sex/Gender
ALL
Age
4 Years to 6 Years
Healthy volunteers
No

Inclusion criteria

* Age range 4-6 years * Frankl scale score 2. * ASA I or II physical status. * Dental intervention under local anesthesia not requiring more than 30 minutes. * No previous dental experience. * Parent/guardians written consent.

Exclusion criteria

* Dental treatment indicated under general anesthesia. * Presence of facial deformities. * History of neurological or cognitive alterations. * Mouth breathers.

Design outcomes

Primary

MeasureTime frameDescription
Facemask acceptance during drug deliveryduring the sedation procedureIt will be evaluated according to Zanaty & Metainy as: poor (terrified, crying and combative), fair (moderate fear of mask not calmed with reassurance), good (slight fear of mask, easily reassured) or excellent (unafraid, cooperative and accepts mask readily)
Effect of sedation on children's future behaviorafter one week in the follow-up sessionEach child's behavior will be reassessed in the follow-up sessions and compared to that at baseline (before dental treatment) using Frankl scale (ranges from 0-4)
The 'ease of treatment completion' sing separate five-point scales.immediately after completion of the dental treatment procedures.This will be measured using separate five-point scales according to Surendar et al: Score 5 indicates an excellent quiet and cooperative child while score 1 indicates Prohibitive active resistance and crying; treatment cannot be rendered.
Post-operative effects of the sedationimmediately after completion of the dental treatment procedures.This will be assessed according to Modified Vernon et al.
Analgo-sedative effect of each drugduring the sedation procedure (time taken from drug administration till reaching satisfactory sedation)Onset of Sedation from drug administration until the onset of satisfactory sedation
Analgo-sedative effect of each drug.during the sedation procedure (from its onset till meeting discharge criteria)Assessment of the most common procedural side effects such as (hypoxia, respiratory depression, agitation, arrhythmia, bradycardia, hypotension or hypertension, shivering, nausea and vomiting) will be recorded.
Amnesic effect of sedative agents.immediately after completion of the dental treatment procedures.Anterograde amnesia: will be assessed according to a modification of Bulach et al.
Hemodynamic response of sedative agents.during the sedation procedure (from its onset till meeting discharge criteria)Vital sign: Blood pressure (in mmHg) will be monitored using a sphygmomanometer.

Countries

Egypt

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026