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CTRI Number  CTRI/2022/05/042386 [Registered on: 05/05/2022] Trial Registered Prospectively
Last Modified On: 12/05/2022
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Randomized, Parallel Group, Placebo Controlled Trial 
Public Title of Study   Comparison of two drugs for spinal anaesthesia in patients of older age group undergoing short urological procedures 
Scientific Title of Study   Spinal block with 0.75% Ropivacaine heavy versus 0.5% Bupivacaine heavy for short urological procedures in elderly population: A Randomized, Comparative and Controlled study 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  NIDHI ARUN 
Designation  Associate Professor 
Affiliation  Indira Gandhi Institute of medical sciences Patna 
Address  E/302, Jalalpur Heights Mansarovar Colony RPS More
Dept. of Anaesthesiology, IGIMS, Shekhpura, Patna, Bihar
Patna
BIHAR
801503
India 
Phone  09523594059  
Fax    
Email  janya.mukesh@yahoo.com  
 
Details of Contact Person
Scientific Query
 
Name  NIDHI ARUN 
Designation  Associate Professor 
Affiliation  Indira Gandhi Institute of medical sciences Patna 
Address  E/302, Jalalpur Heights Mansarovar Colony RPS More
Dept. of Anaesthesiology, IGIMS, Shekhpura, Patna, Bihar
Patna
BIHAR
801503
India 
Phone  09523594059  
Fax    
Email  janya.mukesh@yahoo.com  
 
Details of Contact Person
Public Query
 
Name  NIDHI ARUN 
Designation  Associate Professor 
Affiliation  Indira Gandhi Institute of medical sciences Patna 
Address  E/302, Jalalpur Heights Mansarovar Colony RPS More
Dept. of Anaesthesiology, IGIMS, Shekhpura, Patna, Bihar
Patna
BIHAR
801503
India 
Phone  09523594059  
Fax    
Email  janya.mukesh@yahoo.com  
 
Source of Monetary or Material Support  
Nidhi Arun 
 
Primary Sponsor  
Name  Nidhi Arun 
Address  IGIMS, Patna 
Type of Sponsor  Other [Self] 
 
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 
Nidhi Arun  Indira Gandhi Institute of Medical Sciences  Dept. of Anaesthesiology, 1st floor, Ward block, IGIMS, Shekhpura
Patna
BIHAR 
9523594059

janya.mukesh@yahoo.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
IGIMS Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: N00-N99||Diseases of the genitourinary system,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  SAB with 0.5% Bupivacaine  Characteristic and duration of spinal block, recovery time, height of sensory block, time of first micturation 
Comparator Agent  SAB with 0.75% Ropivacaine heavy   Characteristic and duration of spinal block, recovery time, height of sensory block, time of first micturation 
Intervention  SAB with study drugs  Under all aseptic precautions, Lumber puncture will be done in L3 – L4 or L4-L5 interspace with 25 gauge Quincke spinal needle in sitting position. After confirming free, clear and continuous flow of cerebrospinal fluid, intrathecal administration of drugs will be done as follows - 1. Group R- Patients will receive SAB with 3 ml of 0.75% hyperbaric Ropivacaine , and 2. Group B- Patients will receive SAB with 3 ml of 0.5% hyperbaric Bupivacaine Patients will be turned immediately on their back and sensory analgesia will be assessed by pinprick at every two minutes interval up to 30 minutes. After achieving the adequate level of anaesthesia up to 10th thoracic dermatome, surgeons will be allowed to operate. All patients will receive adequate intravenous fluids. Any hypotension (30% fall from basal blood pressure) will be treated with injection Mephentermine 6 mg IV and with loading Ringer lactate solution. Bradycardia (pulse rate below 50 beat / minute) will be treated with injection Atropine 0.6 mg IV.  
 
Inclusion Criteria  
Age From  50.00 Year(s)
Age To  90.00 Year(s)
Gender  Both 
Details  1. Patients of age ≥50 years
2. ASA Grade-I & II
3. Undergoing short urological procedures under SAB
 
 
ExclusionCriteria 
Details  1. Patient refusal
2. ASA Grade-III & IV
3. Unstable hemodynamic status
4. Allergic to study agents
5. Any contraindication to SAB
6. Coagulopathy
• Prolonged urological procedures requiring conversion to general anaesthesia or any anaesthetic supplementation
• Mental disorders, such as schizophrenia and psychosis on long-term psychotropic drugs

 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   On-site computer system 
Blinding/Masking   Participant and Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
1.Time of onset of sensory block (minutes)
2. Maximum cephalic spread (dermatome)
3. Time to maximum cephalic spread (minutes)
4. Two segment regression time (minutes)
7. Total duration of sensory block (minutes)
8. Degree of block assessed by Bromage scale
9. Intra-operative vital parameters 
After the spinal block is given and during the surgical procedure at 15 minutes interval 
 
Secondary Outcome  
Outcome  TimePoints 
1. In recovery room pulse rate, blood pressure, respiratory rate and SPO2 will be monitored
2. Time of need of analgesia by patients
3. First time of micturition after the procedure
 
After the procedure in recovery room, at arrival,and then at 15, 30, 45, and 60 minutes 
 
Target Sample Size   Total Sample Size="90"
Sample Size from India="90" 
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)   10/05/2022 
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)   Open to Recruitment 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details
Modification(s)  
Not yet  
Individual Participant Data (IPD) Sharing Statement

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

Response - NO
Brief Summary   0.5% Bupivacaine has been widely used for spinal anaesthesia. However, it is associated with various side effects like, prolonged motor blockade, urinary retention, cardio-vascular as well as central nervous system toxicity due to its high lipid solubility. Short length of carbon chain makes ropivacaine less lipid soluble. Being less lipophilic, Ropivacaine has less cardio-toxicity and more selective sensory versus motor toxicity. With this background we are undertaking this study to verify the beneficial properties of hyperbaric ropivacaine in elderly patients posted for short urological procedures under spinal block. 
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