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CTRI Number  CTRI/2025/02/079971 [Registered on: 06/02/2025] Trial Registered Prospectively
Last Modified On: 31/01/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Surgical/Anesthesia 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   To compare two drugs to be given before Spinal Anaesthesia to avoid post operative Nausea and Vomiting. 
Scientific Title of Study   A Comparative study of efficacy of Prophylactic Ondansetron Versus Dexamethasone In Prevention Post Operative Nausea and Vomiting In Patients Receiving Intrathecal Opioids 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Shreyash Gosavi  
Designation  Junior Resident -2 
Affiliation  Grant Government Medical College and JJ Hospital , Mumbai  
Address  Department of Anaesthesia,Main building 6th floor, GGMC, mumbai

Mumbai
MAHARASHTRA
400008
India 
Phone  8879870353  
Fax    
Email  gosavishreyash41@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Kundan Gosavi  
Designation  Professor  
Affiliation  Grant Government Medical College JJ Hospital  
Address  Department of Anaesthesia, Grant Government Medical College, JJ Hospital Mumbai

Mumbai
MAHARASHTRA
400008
India 
Phone  9221461101  
Fax    
Email  kundangiri@rediffmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Kundan Gosavi  
Designation  Professor  
Affiliation  Grant Government Medical College JJ Hospital  
Address  Department of Anaesthesia, Grant Government Medical College, JJ Hospital Mumbai

Mumbai
MAHARASHTRA
400008
India 
Phone  9221461101  
Fax    
Email  kundangiri@rediffmail.com  
 
Source of Monetary or Material Support  
Department of Anaesthesia Grant Government Medical College JJ Hospital Mumbai, 400008, Maharashtra, India  
 
Primary Sponsor  
Name  Shreyash Gosavi  
Address  Department of Anaesthesia Grant Government Medical College JJ Hospital Mumbai 400008 , Maharashtra, India  
Type of Sponsor  Other [Nil] 
 
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 Shreyash Gosavi   Grant Government Medical College JJ Hospital   Department of Anaesthesia, GGMC , Main hospital building 6th floor, byculla Mumbai 400008
Mumbai
MAHARASHTRA 
8879870353

gosavishreyash41@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee, Grant Government Medical College JJ Hospital , IEC PG 140 APR 2024  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 
Comparator Agent  Dexamethasone intravenous 4 mg   Dexamethasone is a synthetic glucocorticoid intravenous 4 mg given 10 minutes before Spinal Anaesthesia, Duration of action 8-10 hrs 
Intervention  Ondansetron 4 mg intravenous   Ondansetron 4 mg is Serotonin 5- HT3 Receptor antagonist given 10 minutes before Spinal Anaesthesia, Duration of action 8-10 hrs 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  ASA grade 1&2, Posted for lower abdomen urology lower limb surgeries under Spinal Anaesthesia using Opioid as additive 
 
ExclusionCriteria 
Details  Patient not giving consent, having cardiovascular and renal diseases, patient allergic to any of study drugs , patient requiring General anaesthesia, expected of having major blood los 
 
Method of Generating Random Sequence   Random Number Table 
Method of Concealment   An Open list of random numbers 
Blinding/Masking   Participant and Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
Changes in occurence of post operative Nausea and Vomiting after using prophylactic ondansetron or dexamethasone in patients receiving intrathecal Opioids  Changes in occurence of post operative Nausea and Vomiting in Post operative period at 60 min, 120 min, 180 min, 240 min, 300 min, 360 min. 
 
Secondary Outcome  
Outcome  TimePoints 
To study various rescue medication required to treat post operative Nausea Vomiting in patients receiving intrathecal Opioids   Rescue medication required for post operative Nausea Vomiting after 60 minutes post operative, 120 minutes, 180 minutes, 240 minutes, 300 minutes, 360 minutes  
 
Target Sample Size   Total Sample Size="120"
Sample Size from India="120" 
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)   12/02/2025 
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="0"
Months="10"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
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   The study is comparative study of two drugs which are used for prevention of post operative Nausea and Vomiting in patients receiving intrathecal Opioids, as Opioids leads to more chances of nausea and Vomiting. Rescue medications requiring will also be analysed. Assessment will be done in intraoperative period but majorly in post operative period. Data will be collected and analysed 
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