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CTRI Number  CTRI/2020/06/025823 [Registered on: 11/06/2020] Trial Registered Prospectively
Last Modified On: 13/04/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Drug
Surgical/Anesthesia 
Study Design  Other 
Public Title of Study   A comparative study of safety and efficacy of a local anaesthesia combined with two different adjuvants ; given as USG guided nerve block, in patients undergoing upper limb orthopaedic surgery.” 
Scientific Title of Study   “A comparative study of safety and efficacy of 0.5% Ropivacaine combined with either Dexmedetomidine or Clonidine as adjuvant ; given as USG guided supraclavicular brachial plexus block, in patients undergoing elective upper limb orthopaedic surgery.” 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Anjali Singh 
Designation  post graduate student 
Affiliation  Dr S. N. Medical college, jodhpur 
Address  Department of Anaesthesiology and Critical Care Dr S.N.Medical College Jodhpur

Jodhpur
RAJASTHAN
342003
India 
Phone  8584998411  
Fax    
Email  dranjalisingh57@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Fateh Singh Bhati 
Designation  Professor 
Affiliation  Dr S. N. Medical college, jodhpur 
Address  Department of Anaesthesiology and Critical Care Dr S.N.Medical College Jodhpur

Jodhpur
RAJASTHAN
342003
India 
Phone  9414127176  
Fax    
Email  fatehbhati@yahoo.co.in  
 
Details of Contact Person
Public Query
 
Name  Dr Anjali Singh 
Designation  Post graduate Student 
Affiliation  Dr S.N. Medical College, Jodhpur 
Address  Department of Anaesthesiology and Critical Care Dr S.N.Medical College Jodhpur

Jodhpur
RAJASTHAN
342003
India 
Phone  8584998411  
Fax    
Email  dranjalisingh57@gmail.com  
 
Source of Monetary or Material Support  
Dr S.N.Medical College Jodhpur 
 
Primary Sponsor  
Name  Dr Sampurnanand Medical College 
Address  Dr S.N.Medical College Jodhpur shastri nagar residency road Jodhpur (Rajasthan)342003 
Type of Sponsor  Government 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 Anjali Singh  Dr S.N. Medical College and associate group of hospital  Shastri nagar
Jodhpur
RAJASTHAN 
8584998411

dranjalisingh57@gmail.com 
 
Details of Ethics Committee
Modification(s)  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Ethical Committee,Jodhpur  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: S529||Unspecified fracture of forearm,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Ropivacaine with clonidine   Patients who will receive 29ml ropivacaine 0.5% and 1ml clonidine(50mcg) 
Comparator Agent  Ropivacaine with dexmedetomidine  Patient who will receive 29ml ropivacaine 0.5% and 1ml dexmedetomidine(50mcg) 
 
Inclusion Criteria  
Age From  15.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  ASA I & II of body weight 30 to 80 kg, undergoing upperlimb orthopaedic surgery of less than two hours duration.
Free from any associated chronic systemic illness. 
 
ExclusionCriteria 
Details  Uncooperative patient
Pregnant or lactating mother
Neurological deficit in operative limb with chronic pain or on long term analgesics
Patient having hypersensitivity or contraindication to Ropivacaine/ Dexmedetomidine/ Clonidine
Local pathology at the site of injection
All disability limiting the performance of block 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
1. To compare the duration of analgesia,onset of sensory and motor block of
0.5% Ropivacaine combined with either Dexmedetomidine or Clonidine
as adjuvants injected perineurally.
2. Number of Rescue analgesic given in 24 hours in both groups
3. Total dose of rescue medication consumption (tramadol and Diclofenac)
in 24 hrs. 
Assessment of block quality by calculation of composite score of bromage scale and duration of analgesia was recorded by patient response. 
 
Secondary Outcome  
Outcome  TimePoints 
1. NRS pain scores at rest (NRS-R) & at movement (passive/active) NRS-M
of operated upper limb in first 24 hours.
2. Patient’s satisfaction score.
3. Any complications / adverse effects/side effects of block.
4. Any changes inNIBP,PR&SpO 2 in first 24 hours. 
Assessment of block quality by calculation of composite score of bromage scale and duration of analgesia was recorded by patient response. 
 
Target Sample Size   Total Sample Size="50"
Sample Size from India="50" 
Final Enrollment numbers achieved (Total)= "50"
Final Enrollment numbers achieved (India)="50" 
Phase of Trial   N/A 
Date of First Enrollment (India)   12/06/2020 
Date of Study Completion (India) 13/11/2020 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="0"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details   NIL 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary
Modification(s)  
Post-operatively regional anaesthesia is of great value to treat pain following surgery and to minimize the use of opiods. Long acting local anaesthetic like Ropivacaine used for regional anaesthesia. Addition of an adjuvant to local anaesthetic can further have the advantage of prolonging the duration of block and post operative analgesia. In recent years supraclavicular brachial plexus block has gained popularity with addition of various adjuvant to anaesthetic solution. Present study we have taken two alpha receptor agonist Clonidin and Dexmeditomidine as adjuvant to Ropivacaine. We aim to discover which is more superior regarding safety and efficacy.
 
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