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CTRI Number  CTRI/2026/01/101605 [Registered on: 19/01/2026] Trial Registered Prospectively
Last Modified On: 09/01/2026
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   role of dexmeditomedine and ivabradine in patients with septic shock with tachycardia in addition to standard care to check the decrease in vasopressor requirement, inflammatory markers  
Scientific Title of Study   Comparison Of Effects Of Dexmedetomidine Vs Ivabradine On Mortality In Patients With Septic Shock A Randomized Controlled 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  Nikila Murugan 
Designation  Senior Resident 
Affiliation  All India Institute Of Medical Sciences 
Address  Department of Anaesthesiology and Criticalcare, All India Institute Of Medical Sciences, Jodhpur

Jodhpur
RAJASTHAN
342005
India 
Phone  9444635100  
Fax    
Email  nikilamurugan1996@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Bharat Paliwal 
Designation  Additional Professor 
Affiliation  All India Institute Of Medical Sciences 
Address  Department of Anaesthesiology and Criticalcare, All India Institute Of Medical Sciences, Jodhpur

Jodhpur
RAJASTHAN
342005
India 
Phone  9588089378  
Fax    
Email  docbpali@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Bharat Paliwal 
Designation  Additional Professor 
Affiliation  All India Institute Of Medical Sciences 
Address  Department of Anaesthesiology and Criticalcare, All India Institute Of Medical Sciences, Jodhpur

Jodhpur
RAJASTHAN
342005
India 
Phone  9588089378  
Fax    
Email  docbpali@gmail.com  
 
Source of Monetary or Material Support  
nil 
 
Primary Sponsor  
Name  AIIMS JODHPUR 
Address  All India Institue Of Medical Sciences, Basni, Jodhpur 342005 
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 
Nikila Murugan  All India Institute of Medical Sciences  Adult ICU, Department of Anaesthesiology and Critical care, AIIMS Jodhpur
Jodhpur
RAJASTHAN 
9444635100

nikilamurugan1996@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
All India Institute of Medical Sciences - Institutional Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: I959||Hypotension, unspecified,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  dexmeditomedine  Patients will receive dexmedetomidine at a fixed dose of 0.5 µg/kg/hr as a continuous intravenous infusion for 72 hours. No loading dose will be administered 
Intervention  ivabradine  ivabradine - Group(GROUP-I) Patients will receive ivabradine 5 mg twice daily (BD) administered orally or via a nasogastric tube for 72 hours 
Comparator Agent  standard care group  all patients will continue to receive standard care for septic shock, including antibiotics, vasopressors, and supportive organ therapy in accordance with Surviving Sepsis Campaign guidelines 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  99.00 Year(s)
Gender  Both 
Details  Age more than 18 years
Diagnosis of septic shock, as per Sepsis-3 definition
Onset of septic shock within the past 24 hours
Receiving norepinephrine as part of standard care
Persistent sinus tachycardia (HR more than 100bpm) despite initial resuscitation
Informed consent obtained from the patient or legally authorized representative
 
 
ExclusionCriteria 
Details  Known hypersensitivity or contraindication to dexmedetomidine or ivabradine
Presence of high-grade AV block, sick sinus syndrome, or severe bradycardia (HR less than 60 bpm) without a functioning pacemaker
Acute coronary syndrome or decompensated heart failure within the past 7 days.
Baseline left ventricular ejection fraction (LVEF) less than 30percent
Severe hepatic impairment (Child-Pugh Class C).
Severe renal impairment(CrCl less than 15ml/min) prior to enrolment
Use of beta blockers, calcium channel blockers (verapamil/diltiazem), or other HR-lowering agents not safely discontinued
Pregnancy or lactation
Patients with do-not-resuscitate (DNR) status or expected death within 24 hours
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant and Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
To compare the effect of dexmedetomidine or ivabradine on 28-day all-cause mortality in patients with septic shock  28 days 
 
Secondary Outcome  
Outcome  TimePoints 

HR, MAP baseline, maximum & minimum value of HR, SBP, DBP, MAP  
24h, 48h, 72h
 
IL-6, CRP, ferritin
 
0h, 24h, 48h, 72h

 
SOFA score
 
24hours 
CRT & lactate clearance
 
base line, 12h, 24h, 36h, 48h, 60h, 72h 
Vasopressor requirement (VIS score)  0h 24h, 48h, 72h
 
ECHO – LVEF, LVOT VTI, IVC
 
daily 
 
Target Sample Size   Total Sample Size="210"
Sample Size from India="210" 
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)   30/01/2026 
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="2"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)   Open to Recruitment 
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  

Sepsis, a life-threatening syndrome, is associated with autonomic dysregulation & elevated levels of catecholamines (noradrenaline/adrenaline), released from sympathetic nervous system. Although this adrenergic surge is initially adaptive, its persistence can exacerbate organ injury and eventual mortality.

Rudiger & Singer gave therapeutic approaches aimed at reducing excessive adrenergic stimulation. Drugs implicated - Dexmedetomidine, an alpha 2 agonist, and Ivabradine a funny current channel inhibitor. Both agents have been used in septic shock for reducing sympathetic surge. However no study has compared effect of both these agents on 28 day mortality.

 
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