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CTRI Number  CTRI/2025/11/098069 [Registered on: 25/11/2025] Trial Registered Prospectively
Last Modified On: 24/11/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Drug
Surgical/Anesthesia 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   A study comparing two medicines, dexmedetomidine and fentanyl, to control the rise in heart rate and blood pressure during tube insertion for anesthesia 
Scientific Title of Study   A COMPARATIVE STUDY OF DEXMEDITOMIDINE VERSUS FENTANYL FOR ATTENUATION OF HEMODYNAMIC RESPONSE TO LARYNGOSCOPY AND ENDOTRACHEAL INTUBATION 
Trial Acronym  nil 
Secondary IDs if Any  
Secondary ID  Identifier 
nil  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  DR ARUN KUMAR B  
Designation  PROFESSOR 
Affiliation  Vinayaka missions Kirupanandha Variyar Medical College , Salem - 636308 
Address  DEPARTMENT OF ANESTHESIA , VINAYAKA MISSIONS KIRUPANANDHA VARIYAR MEDICAL COLLEGE AND HOSPITAL , SALEM

Salem
TAMIL NADU
636308
India 
Phone  9840623673  
Fax    
Email  cruise2010.mmc@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  DR ARUN KUMAR B  
Designation  PROFESSOR 
Affiliation  Vinayaka missions Kirupanandha Variyar Medical College , Salem - 636308 
Address  DEPARTMENT OF ANESTHESIA , VINAYAKA MISSIONS KIRUPANANDHA VARIYAR MEDICAL COLLEGE AND HOSPITAL , SALEM


TAMIL NADU
636308
India 
Phone  9840623673  
Fax    
Email  cruise2010.mmc@gmail.com  
 
Details of Contact Person
Public Query
 
Name  DR SHRI HARINI K 
Designation  POSTGRADUATE  
Affiliation  Vinayaka missions Kirupanandha Variyar Medical College , Salem - 636308 
Address  DEPARTMENT OF ANESTHESIA , VINAYAKA MISSIONS KIRUPANANDHA VARIYAR MEDICAL COLLEGE AND HOSPITAL , SALEM

Salem
TAMIL NADU
636308
India 
Phone  9629574742  
Fax    
Email  harini.kans@gmail.com  
 
Source of Monetary or Material Support  
Vinayaka missions Kirupanandha Variyar Medical College and Hospitals 
 
Primary Sponsor  
Name  Vinayaka missions Kirupanandha Variyar Medical College and Hospitals 
Address  Vinayaka missions Kirupanandha Variyar Medical College ,Chinnaseeragapadi, Salem - 636308 
Type of Sponsor  Private medical college 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
DR SHRI HARINI K  Vinayaka missions Kirupanandha Variyar Medical College , Chinnaseeragapadi,Salem - 636308  Department of Anesthesia,Vinayaka missions Kirupanandha Variyar Medical College ,Chinnaseeragapadi, Salem - 636308
Salem
TAMIL NADU 
9629574742

harini.kans@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
UNIVERSITY ETHICS COMMITEE VMRF-DU  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: O||Medical and Surgical,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  A COMPARATIVE STUDY OF DEXMEDITOMIDINE VERSUS FENTANYL FOR ATTENUATION OF HEMODYNAMIC RESPONSE TO LARYNGOSCOPY AND ENDOTRACHEAL INTUBATION  Name of comparator agent: Fentanyl Type: Drug Route of administration: Intravenous Dose & schedule: Fentanyl 2 µg/kg given as a slow IV injection over 2–3 minutes before laryngoscopy and endotracheal intubation. Purpose: Standard practice for blunting the hemodynamic response to laryngoscopy and intubation. 
Intervention  A COMPARATIVE STUDY OF DEXMEDITOMIDINE VERSUS FENTANYL FOR ATTENUATION OF HEMODYNAMIC RESPONSE TO LARYNGOSCOPY AND ENDOTRACHEAL INTUBATION  Name of intervention: Dexmedetomidine Type: Drug Route of administration: Intravenous Dose & schedule: • Dexmedetomidine 0.5 µg/kg diluted and given as an IV infusion over 10 minutes before laryngoscopy and endotracheal intubation. Purpose: To attenuate the hemodynamic response (changes in heart rate and blood pressure) during laryngoscopy and intubation 
 
Inclusion Criteria  
Age From  20.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  PATIENTS GIVING VALID INFORMED CONSENT
ASA GRADE 1 AND 2
AGE BETWEEN 20 TO 60 YEARS OF AGE
ELECTIVE SURGERIES UNDER GA 
 
ExclusionCriteria 
Details  PATIENT REFUSAL
ASA GRADE 3 AND 4
AGE LESS THAN 20 AND MORE THAN 60
PREGNANCY
OBESITY
FULL STOMACH AND EMERGENCY SURGERY
PATIENTS SUFFERING FROM CARDIOVASCULAR DISEASES
PATIENTS WITH METABOLIC DISORDERS
PATIENS WITH DIFFICULT AIRWAY 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant and Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
TO STUDY THE COMPARISION OF DEXMEDITOMIDINE AND FENTANYL IN ATTENUATION OF HEMODYNAMIC RESPONSE TO LARYNGOSCOPY AND ENDOTRACHEAL INTUBATION  Hemodynamic parameters (HR, SBP, DBP, MAP) will be measured at:
1.Baseline (before study drug administration)
2.After study drug administration – just before induction
3.Before laryngoscopy and intubation (pre-intubation)
4.During laryngoscopy
5.Immediately after intubation (0 minute)
6.1 minute after intubation
7.3 minutes after intubation
8.5 minutes after intubation
9.10 minutes after intubation 
 
Secondary Outcome  
Outcome  TimePoints 
TO EVALUATE THE LEVEL OF ANALGESIA AND SEDATION IN THE POST OPERATIVE PERIOD  UNTIL 24 HOURS POST SURGERY 
 
Target Sample Size   Total Sample Size="60"
Sample Size from India="60" 
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   Phase 4 
Date of First Enrollment (India)   05/12/2025 
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="0"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
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   THIS IS A PROSPECTIVE RANDAMISED DOUBLE BLINDED STUDY. IT HAS A SAMPLE SIZE OF 60 PATIENTS ADMITTED FOR ELECTIVE SURGERIES UNDER GA .
THE PRIMARY AIM OF THR STUDY IS TO COMPARE DEXMEDETOMISINE AND FENTANYL IN ATTENUATON OF HEMODYNAMIC RESPONSE TO LARYNGOSCOPY AND ENDOTRACHEAL INTUBATION.
THE SECONDARY OBJECTIVE OF THE STUDY IS TO COMPARE THE LEVEL OF ANALGESIA AND SEDATION IN THE POST OPERATIVE PERIOD OFR 24 HRS .
 
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