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CTRI Number  CTRI/2025/08/093692 [Registered on: 26/08/2025] Trial Registered Prospectively
Last Modified On: 19/08/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Drug
Surgical/Anesthesia
Preventive
Behavioral 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   Comparative study if intranasal dexmedetomidine is better than intravenous dexmedetomidine in reducing postoperative delirium in children undergoing elective surgery. 
Scientific Title of Study   Intranasal versus Intravenous Dexmedetomidine for reducing emergence delirium in paediatric patients undergoing sevoflurane based anaesthesia A comparative double-blinded randomized trial 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Asad Reza 
Designation  Junior Resident 
Affiliation  IGIMS Patna 
Address  Dept of Anesthesiology and CCM Ward Block 1st floor IGIMS Sheikhpura Patna

Patna
BIHAR
800014
India 
Phone  7982825349  
Fax    
Email  nasarasad@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr. Nitin Kumar 
Designation  Assistant Professor 
Affiliation  IGIMS Patna 
Address  Dept of Anesthesiology and CCM Ward Block 1st floor IGIMS Sheikhpura Patna

Patna
BIHAR
800014
India 
Phone  8076070302  
Fax    
Email  kumarnitin516@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Asad Reza 
Designation  Junior Resident 
Affiliation  IGIMS Patna 
Address  Dept of Anesthesiology and CCM Ward Block 1st floor IGIMS Sheikhpura Patna

Patna
BIHAR
800014
India 
Phone  7982825349  
Fax    
Email  nasarasad@gmail.com  
 
Source of Monetary or Material Support  
NIL 
 
Primary Sponsor  
Name  IGIMS Patna 
Address  Dept of Anesthesiology and CCM Ward Block 1st floor IGIMS Sheikhpura Patna 
Type of Sponsor  Government medical college 
 
Details of Secondary Sponsor  
Name  Address 
Asad Reza  Dept of Anesthesiology and CCM Ward Block 1st floor IGIMS Sheikhpura Patna 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Asad Reza Dr Nitin Kumar  IGIMS Patna  Pediatric OT PACU unit Ward Block 1st floor Department of Anesthesiology and CCM
Patna
BIHAR 
7982825349

nasarasad@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee IGIMS Patna  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: Q620||Congenital hydronephrosis,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Intranasal instillation of dexmedetomidine drops in children undergoing elective surgery.   Group A patients will receive intranasal dexmedetomidine at a dose of 1 µg/kg 30 minutes before surgery. Group B patients will receive intravenous dexmedetomidine at a dose of 0.5 µg/kg over 10 minutes post-induction. For the study, the intranasal dose is typically administered as nasal drops which is delivered slowly into the nostrils using a syringe without a needle. Emergence Delirium will be compared in each group of children, using Aonos 4 point scale. 
Comparator Agent  Patients will receive intravenous dexmedetomidine at a dose of 0.5 µg/kg over 10 minutes post-induction.  The dexmedetomidine solution is diluted with normal saline to a fixed volume i.e. 0.5 mL in Group A while 10 ml in Group B, so that all children receive the same volume regardless of weight, masking dose differences. The exact dose is prepared by an independent staff member not involved in patient care or assessment to maintain double blinding17,18. Blinding across different weights is achieved by standardizing the total volume administered, diluting the drug accordingly and using independent preparation to conceal dose differences.  
 
Inclusion Criteria  
Age From  2.00 Year(s)
Age To  8.00 Year(s)
Gender  Both 
Details  1. Children aged between 2 to 8 years.
2. Children with ASA grade I/II.
3. Children undergoing elective pediatric surgery.
4. Patient’s guardians willing to participate in the study.
 
 
ExclusionCriteria 
Details  1.Patient’s guardians refusal to participate.
2.Children with allergy to dexmedetomidine.
3.Children with history of URTI.
4.Children with history of nasal obstruction.
5.Children with history of seizures.
6.Children with history of any cardiac problems.
 
 
Method of Generating Random Sequence   Adaptive randomization, such as minimization 
Method of Concealment   An Open list of random numbers 
Blinding/Masking   Participant and Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
Level of preoperative agitation (As per Aonos 4 point scale)
1-calm
2-not calm, but could be easily calmed
3- moderately agitated or restless
4- combative, excited, and disoriented.
Intransal dexmedetomidine may be more convenient to use and of similar efficacy as compared to intravenous dexmedetomidine.
 
Level of emergence delirium (As per PAED score): After extubation, leaving the operating room, after 10 minutes in PACU, after 20 minutes in PACU, after 30 minutes in PACU, after 40 minutes in PACU. 
 
Secondary Outcome  
Outcome  TimePoints 
Hemodynamic parameters HR, MAP, sPO2, ETCO2 at before injection, after injection, 5 minutes after start of surgery, 10 minutes after start of surgery, 15 minutes after start of surgery, 20 minutes after start of surgery, after extubation, before transferring to recovery, when arriving at the recovery, in 2nd 10 minutes of recovery, in 3rd 10 minutes of recovery.
Frequency of ondansetron prescription. 
5 minutes after start of surgery, 10 minutes after start of surgery, 15 minutes after start of surgery, 20 minutes after start of surgery, after extubation, before transferring to recovery, when arriving at the recovery, in 2nd 10 minutes of recovery, in 3rd 10 minutes of recovery. 
 
Target Sample Size   Total Sample Size="100"
Sample Size from India="100" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   N/A 
Date of First Enrollment (India)   01/09/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="1"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary  

Patients scheduled for elective surgery will be enrolled in the study after obtaining written informed consent. Participants will be randomly assigned to one of two groups—Group A (intranasal dexmedetomidine) or Group B (intravenous Dexmedetomidine)—with 50 patients in each group. Randomization will be performed using a computer-generated sequence in a 1:1 ratio, with allocation concealment ensured by sequentially numbered, opaque, sealed envelopes.

·       Group A: Patients will receive intranasal dexmedetomidine at a dose of 1 µg/kg 30 minutes before surgery.

·       Group B: Patients will receive intravenous dexmedetomidine at a dose of 0.5 µg/kg over 10 minutes post-induction.

 
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