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CTRI Number  CTRI/2026/01/102255 [Registered on: 28/01/2026] Trial Registered Prospectively
Last Modified On: 27/01/2026
Post Graduate Thesis  No 
Type of Trial  Observational 
Type of Study   comparative study 
Study Design  Other 
Public Title of Study   Comparison of sedative effects of 2 drugs(dexmedetomidine and remifentanyl)in patients posted for heart valve replacement procedure done by cardiologists 
Scientific Title of Study   Comparison of continuous infusion of dexmedetomidine vs remifentanyl for conscious sedation in patients undergoing transcatheter aortic valve replacement -a single blinded randomized control 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  Dr Christy Pius Kaliyadan 
Designation  DrNB resident 
Affiliation  Medanta the medicity 
Address  1233,Islampur colony Behind Medanta the medicity sector 38 Gurgaon,Haryana

Gurgaon
HARYANA
122001
India 
Phone  9539747439  
Fax    
Email  christy.pious725@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Yatin Mehta 
Designation  Chairman,department of anaesthesia and critical care 
Affiliation  Medanta the medicity 
Address  1st floor,Department of cardiac anaesthesia Medanta the medicity sector 38 Gurgaon,Haryana


HARYANA
122001
India 
Phone  9539747439  
Fax    
Email  Yatin.mehta@medanta.org  
 
Details of Contact Person
Public Query
 
Name  Dr Christy Pius Kaliyadan 
Designation  DrNB resident 
Affiliation  Medanta the medicity 
Address  1233,Islampur colony Behind Medanta the medicity sector 38 Gurgaon,Haryana


HARYANA
122001
India 
Phone  9539747439  
Fax    
Email  christy.pious725@gmail.com  
 
Source of Monetary or Material Support  
Medanta the medicity Sector 38 Gurgaon Haryana,122001 
 
Primary Sponsor  
Name  Medanta the medicity 
Address  Medanta the medicity CH Bhaktawar Singh road sector 38,Gurgaon,Haryana,122001 Gurgaon,Haryana 
Type of Sponsor  Research institution and hospital 
 
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 Christy pius kaliyadan  Medanta the medicity  Medanta the medicity CH Bhaktawar Singh road sector 38,Gurgaon,Haryana,122001 Gurgaon Haryana
Gurgaon
HARYANA 
9539747439

christy.pious725@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Medanta Institutional Ethics Committee   Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: I350||Nonrheumatic aortic (valve) stenosis,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Nil  Nil 
 
Inclusion Criteria  
Age From  60.00 Year(s)
Age To  90.00 Year(s)
Gender  Both 
Details  patients more than 60 years with severe aortic stenosis with symptoms such as chest pain,palpitation and with preserved systolic funtion 
 
ExclusionCriteria 
Details  recent MI or stroke within last 6 months,CAD,patients not giving consent,EF less than 60 percent 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant Blinded 
Primary Outcome  
Outcome  TimePoints 
sedative effects (Ramsay Sedation Score)and hemodynamic parameters of both sedative effects and hemodynamic parameters of both remifentanyl and dexmedetomidine remifentanyl and dexmedetomidine   1 year 
 
Secondary Outcome  
Outcome  TimePoints 
postoperative delirium,postoperative nausea and vomiting,length of ICU and hospital stay,adverse events,conversion to GA  1 year 
 
Target Sample Size   Total Sample Size="80"
Sample Size from India="80" 
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)   07/02/2026 
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 will be grouped into two groups.Group D will receive dexmeditomidine and group R will receive remifentanyl and comparison of sedative effects of both these drugs on sedation will be done in patients undergoing transcatheter aortic valve replacement.Other parameters like ABG and hemodynamics will be recorded.postoperative delirium,length of ICU stay,postoperative nausea and vomiting,patient and cardiologist satisfaction and BIS values will also be recorded.And we expect remifentanyl to a a better hemodynamic and sedative effects than dexmedetomidine with lesser or no adverse events. 
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