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CTRI Number  CTRI/2025/08/092288 [Registered on: 04/08/2025] Trial Registered Prospectively
Last Modified On: 03/08/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Drug
Surgical/Anesthesia 
Study Design  Other 
Public Title of Study   Comparative evaluation of intraoperative anti- nociception efficacy with opioid(fentanyl) versus opioid free anesthesia(ketamine and lidocaine and magnesium sulphate) in patients undergoing laparoscopic cholecystectomy  
Scientific Title of Study   comparative evaluation of intraoperative anti- nociception efficacy with opioid(fentanyl) versus opioid free anesthesia(ketamine and lidocaine and magnesium sulphate) in patients undergoing laparoscopic cholecystectomy 
Trial Acronym  nil 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  jayantika madhwani 
Designation  post graduate resident 
Affiliation  school of medical sciences and research sharda university 
Address  Department of anesthesiology School of medical sciences and research Sharda hospital Sharda university
knowledge park 3 greater noida gautam buddh nagar
Gautam Buddha Nagar
UTTAR PRADESH
201306
India 
Phone  8766239031  
Fax    
Email  jayantikamadhwani17@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr UC Verma 
Designation  professor 
Affiliation  school of medical sciences and research sharda university 
Address  Department of anesthesiology School of medical sciences and research Sharda hospital Sharda university
knowledge park 3 greater Noida Gautam Buddh Nagar
Gautam Buddha Nagar
UTTAR PRADESH
201306
India 
Phone  9968604211  
Fax    
Email  uttam.verma@sharda.ac.in  
 
Details of Contact Person
Public Query
 
Name  Dr UC Verma 
Designation  professor 
Affiliation  chool of medical sciences and research sharda university 
Address  Department of anesthesiology School of medical sciences and research Sharda hospital Sharda university
knowledge park 3 greater Noida Gautam Buddh Nagar
Gautam Buddha Nagar
UTTAR PRADESH
201306
India 
Phone  9968604211  
Fax    
Email  uttam.verma@sharda.ac.in  
 
Source of Monetary or Material Support  
Not Applicable 
 
Primary Sponsor  
Name  School of Medical Sciences and Research Sharda university 
Address  Knowledge park 3, Greater Noida Gautam Buddh Nagar, Uttar Pradesh 
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 UC Verma  Department of Anaesthesiology  School of Medical Sciences and Research Sharda Hospital Sharda University knowledge park 3 Greater Noida
Gautam Buddha Nagar
UTTAR PRADESH 
9968604211

uttam.verma@sharda.ac.in 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee, school of medical sciences and research, sharda university, greater noida  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 
Intervention  fentanyl  patients will receive an intravenous bolus injection of fentanyl 2 microgram per kg f/b infusion at 1 microgram per kg per hour. repeat dose of fentanyl 10 microgram intravenous will be given if SPI exceeds 50 Duration- 1 year 6 months 
Comparator Agent  ketamine or lignocaine or magnesium sulphate  Patients will receive an intravenous bolus of Injection Ketamine 0.3mg per kg or Injection Lidocaine 1.5mg per kg and Injection Magnesium sulphate 50mg per kg. Infusion of Lignocaine at the rate of 1.5mg per kg per hour and Magnesium sulphate at the rate of 20mg per kg per hour will be continued till the skin closure. A repeat dose of Inj. Ketamine 0.2mg per kg IV bolus will be administered if the SPI exceeds 50. Duration- 1 year 6 months 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  patient scheduled for laparoscopic cholecystectomy
age between 18 to 60 years
ASA grade I and II
both genders
duration of surgery less than and equal to two hours 
 
ExclusionCriteria 
Details  BMI more than 30 kg per meter square
Patient having history of drug allergy to ketamine and lidocaine and Magnesium Sulphate.
History of chronic usage of opioids and any other analgesics.
Pregnant females
History of psychiatric illness.
History of endocrine disease example diabetes mellitus and thyroid disease.
History of CNS or Cardiovascular and renal disease.
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant Blinded 
Primary Outcome  
Outcome  TimePoints 
To evaluate and compare the intraoperative anti nociception efficacy with
opioid versus opioid free anaesthesia (Ketamine, lidocaine and Magnesium sulphate) by change
in SPI in response to surgical noxious stimulation following skin incision till 24 hours. 
To evaluate and compare the intraoperative anti nociception efficacy with
opioid versus opioid free anaesthesia (Ketamine, lidocaine and Magnesium sulphate) by change in SPI in response to surgical noxious stimulation following skin incision till 24 hours. 
 
Secondary Outcome  
Outcome  TimePoints 
1) To evaluate & compare the intraoperative anti-nociception efficacy with opioid (fentanyl)
versus opioid free anaesthesia (Ketamine, lidocaine & Magnesium sulphate) with regard
to:-
a) SPI (before & after intubation, before skin incision, before & after skin closure, before & after
extubation)
b) HR, MAP, Lacrimation, sweating (before & after intubation, skin incision, skin
closure & extubation) 
peri operative monitoring till 24 hours post operatively 
To evaluate & compare opioid (fentanyl) versus opioid free anaesthesia (Ketamine,
lidocaine & Magnesium sulphate) with regard to:-
a) Duration of Postoperative analgesia & pain severity
b) Incidence of Postoperative Nausea & Vomiting
c) Duration of discharge from Post Anaesthetic Care Unit
d) Post operative assessment of awarness
e) Total consumption of propofol, fentanyl, cis-atracurium, ketamine, lidocaine &
magnesium sulphate. 
peri operative till post operative 24 hours. 
 
Target Sample Size   Total Sample Size="54"
Sample Size from India="54" 
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)   14/08/2030 
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)   Closed to Recruitment of Participants 
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 randomized, single-blinded clinical study aims to compare the intraoperative anti-nociception efficacy of opioid-based anaesthesia using fentanyl versus opioid-free anaesthesia using ketamine, lidocaine, and magnesium sulphate in adult patients undergoing laparoscopic cholecystectomy. A total of 54 patients will be enrolled and divided into two groups. The primary outcome will be assessed using Surgical Pleth Index (SPI) values in response to skin incision. Secondary outcomes include heart rate, mean arterial pressure, lacrimation, sweating, postoperative pain scores, analgesic requirements, postoperative nausea and vomiting, time to PACU discharge, intraoperative drug consumption, and awareness assessment. The goal is to evaluate whether opioid-free anaesthesia provides comparable analgesic efficacy while minimizing opioid-related side effects. 
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