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CTRI Number  CTRI/2025/01/079642 [Registered on: 28/01/2025] Trial Registered Prospectively
Last Modified On: 27/01/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Drug
Surgical/Anesthesia 
Study Design  Randomized, Parallel Group, Placebo Controlled Trial 
Public Title of Study   To evaluate the effectiveness of oral clonidine as a premedication on intraoperative hemodynamic response for patients undergoing laproscopic cholecystectomy- A Single Blinded Randomised Control Study  
Scientific Title of Study   Effectiveness of oral clonidine as a premedication on intraoperative hemodynamic response for patients undergoing laproscopic cholecystectomy- A Single Blinded Randomised Control Study  
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 KARTIK RAJGOPAL L 
Designation  Resident 
Affiliation  Sri Ramachandra medical college and research hospital 
Address  Department of Anaesthesia, Sri Ramachandra medical college and research hospital, Porur

Chennai
TAMIL NADU
600011
India 
Phone  9677118206  
Fax    
Email  karshylak1996@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  DR JAYARAMAN V  
Designation  Professor 
Affiliation  Sri Ramachandra medical college and research hospital 
Address  Sri Ramachandra medical college and research hospital, Sri Ramachandra university, Porur, Chennai-600116.

Chennai
TAMIL NADU
600116
India 
Phone  9841219820  
Fax    
Email  vjram2001@yahoo.co.in  
 
Details of Contact Person
Public Query
 
Name  KARTIK RAJGOPAL L 
Designation  Resident 
Affiliation  Sri Ramachandra medical college and research hospital 
Address  Department of anesthesiology, Sri Ramachandra medical college and research hospital, Porur,

Chennai
TAMIL NADU
600011
India 
Phone  9677118206  
Fax    
Email  karshylak1996@gmail.com  
 
Source of Monetary or Material Support  
Sri ramachandra medical college and researchhospital, porur, chennai-600116.  
 
Primary Sponsor  
Name  SRI RAMACHANDRA MEDICAL COLLEGE AND RESEARCH HOSPITAL  
Address  Sri Ramachandra University, Porur, Chennai-600116. 
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 
KARTIK RAJGOPAL L  SRI RAMACHANDRA MEDICAL COLLEGE AND RESEARCH HOSPITAL  Department of Anesthesiology, Sri Ramachandra medical college and research hospital Porur, Chennai-600116
Thiruvallur
TAMIL NADU 
9677118206

karshylak1996@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
INSTITUTIONAL RESEARCH ETHICS COMMITTEE   Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K80||Cholelithiasis,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Hemodynamic response and postoperative analgesic requirement   Premedication with oral clonidine 100mcgs versus vitamin C 1 hour before surgery to assess intraoperative hemodynamic response and postoperative analgesic requirement at 30 mins, 60 mins, 90 mins and 120 mins 
Comparator Agent  Oral clonidine versus oral vitamin C  Oral clonidine 100mcgs versus oral vitamin C premedication 1 hour before surgery to assess intraoperative hemodynamic response and postoperative analgesic requirement. 
 
Inclusion Criteria  
Age From  20.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  ASA grading 1 and 2
Elective laproscopic surgery under general anaesthesia.
BMI less than 30kg/m2 
 
ExclusionCriteria 
Details  Patient refusal for consent.
ASA grading more than 3.
BMI more than 30kg/m2 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant Blinded 
Primary Outcome  
Outcome  TimePoints 
Intraoperative hemodynamic response( HR, BP, MAP, sevoflurane concentration, total vasopressors used, total amount of fluids given)  Baseline, 1 min after intubation, 5mins after intubation, time of skin incision, at time of pneumoperitoneum, 15 mind after pneumoperitoneum, 15mins after release of pneumoperitoneum.  
 
Secondary Outcome  
Outcome  TimePoints 
Postoperative analgesic requirement
VAS SCORES
RAMSAY SEDATION SCORE 
30 mins, 60 mins, 90 mins, 120 mins postoperative period 
 
Target Sample Size   Total Sample Size="102"
Sample Size from India="102" 
Final Enrollment numbers achieved (Total)= "102"
Final Enrollment numbers achieved (India)="102" 
Phase of Trial   Phase 2/ Phase 3 
Date of First Enrollment (India)   08/02/2025 
Date of Study Completion (India) 16/05/2025 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="0"
Months="3"
Days="0" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
Recruitment Status of Trial (India)  Completed 
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   Premedication with oral clonidine suppresses the stressor hormones like catecholamines, cortisol released by laryngoscopy , insertion of laparoscopic ports and provides proper surgical conditions. It also used as analgesic and sedative which improves post operative recovery.
Our study is to evaluate effectiveness of oral clonidine in attenuation of hemodynamic responses in laparoscopic cholecystectomy surgeries
 
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