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CTRI Number  CTRI/2025/10/096733 [Registered on: 31/10/2025] Trial Registered Prospectively
Last Modified On: 31/10/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Randomized, Parallel Group, Placebo Controlled Trial 
Public Title of Study   Role of a sedative in caesarean delivery. 
Scientific Title of Study   Effect of intravenous ketamine infusion on obstetric quality of recovery score in patient undergoing cesarean delivery after spinal anesthesia: A randomized, triple-blinded, 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  Soumita Biswas 
Designation  Junior Resident 
Affiliation  Indira Gandhi Institute of Medical Sciences, Patna 
Address  Room no. 112,Department of Anesthesiology, Neuro OT complex, Second floor, Indira Gandhi Institute Medical Sciences, Sheikhpura, Patna

Patna
BIHAR
800014
India 
Phone  7595911185  
Fax    
Email  creambells95@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Swati 
Designation  Professor 
Affiliation  Indira Gandhi Institute of Medical Sciences, Patna 
Address  Room no. 113, Department of Anesthesiology, Neuro OT Complex, second floor, Indira Gandhi Institute of Medical Sciences, Patna

Patna
BIHAR
800013
India 
Phone  9113463130  
Fax    
Email  Swatipgi2006@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Swati 
Designation  Professor 
Affiliation  Indira Gandhi Institute of Medical Sciences, Patna 
Address  Room No. 113 Department of Anesthesiology,Neuro OT Complex Indira Gandhi Institute of Medical Sciences, Patna

Patna
BIHAR
800013
India 
Phone  9113463130  
Fax    
Email  Swatipgi2006@gmail.com  
 
Source of Monetary or Material Support  
Indira Gandhi Institute of Medical Science, Sheikhpura, Patna, Bihar, 800014 
 
Primary Sponsor  
Name  Soumita Biswas 
Address  Room no. 113, Neuro OT complex, Second floor, Indira Gandhi Institute of Medical Science, Patna 800013, Bihar, India 
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 
Dr Soumita Biswas  Indira Gandhi Institute of Medical Science  Room no. 113, Department of Anesthesiology, Neuro OT complex,Indira Gandhi Institute of Medical Science, Sheikhpura,800013
Patna
BIHAR 
7595911185

creambells95@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee of Indira Gandhi Institute of Medical Sciences  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: O82||Encounter for cesarean delivery without indication,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Group C  1O ml saline bolus followed by infusion 
Intervention  Group K  0.3 mg/kg ketamine in 10 ml of saline bolus followed by 0.1 mg/kg/hr infusion  
 
Inclusion Criteria  
Age From  21.00 Year(s)
Age To  41.00 Year(s)
Gender  Female 
Details  Female patients and full term, between 21 and 41, with ASA I, II, III, and undergoing elective cesarean section. 
 
ExclusionCriteria 
Details  1) Twins and preterm birth
2) Hypertensive and pre-eclampsia patient
3) Morbidly obese patient
4) Spinal anesthesia contraindication because the patient refused, severe mitral or tricuspid stenosis and local infection 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant, Investigator and Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
Effect of intravenous ketamine infusion on obstetric quality of recovery score  24 hours 
 
Secondary Outcome  
Outcome  TimePoints 
Hemodynamic parameters (MAP and HR)  15 minutes, 30 minutes, 45 minutes, 60 minutes 
Ramsay Sedation Score   5 minutes, 10 minutes, 20 minutes, 30 minutes, 40 minutes 
VAS Score  4 hours, 8 hours, 12 hours, 16 hours, 24 hours 
APGAR Score  1 minute, 5 minutes 
 
Target Sample Size   Total Sample Size="142"
Sample Size from India="142" 
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   Phase 2 
Date of First Enrollment (India)   15/11/2025 
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)   Not Yet Recruiting 
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 is a study measuring patient centered outcome to guide meaningful changes in obstetric anesthesia care. The obstetric quality of recovery score provides a holistic measure of patient reported recovery for mother undergoing cesarean delivery, comprising both psychological and functional outcomes. In this study we have planned to determine effectiveness of low dose ketamine infusion in patient receiving spinal anesthesia for lower uterine section.
Primary Objective is to compare OBS Q0R11 score in patient receiving low dose ketamine infusion vs control group at 24 hours time period point in post operative period.
Secondary Objective are hemodynamic parameter, post operative pain assessed by VAS score, sedation score, fetus evaluated by APGAR score, post operative nausea, vomiting, nystagmus, diplopia and hallucination, Ramsay sedation score, perioperative shivering.
Type of study is randomized, triple blind, prospective, controlled study.
Inclusion criteria comprises of full term female patient between 21 and 41 with ASA I, II, III.
Exclusion criteria comprises of twins and preterm birth, hypertensive and pre eclampsia patient, morbidly obese patient, spinal anesthesia contraindication because the patient refused, severe mitral and tricuspid stenosis and local infection
The patient would be equally randomized into two groups. One group will be given intravenous ketamine and the other group will be given intravenous saline. OBSQ0R11 scale at 24 hours in post operative will be seen
Sample size is 142.

 
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