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CTRI Number  CTRI/2025/11/097582 [Registered on: 17/11/2025] Trial Registered Prospectively
Last Modified On: 16/11/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Surgical/Anesthesia 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   a study to see whether giving water to patients soon after surgery helps reduce thirst and improves comfort 
Scientific Title of Study   Effect of early postoperative oral hydration on thirst, comfort and metabolic stress markers following regional anaesthesia: A randomized controlled trial. 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr. Manisha Manohar 
Designation  Associate Professor  
Affiliation  Pt. B.D. Sharma Postgraduate Institute of Medical Sciences 
Address  Department of Anaesthesiology and Critical Care Pt. B.D. Sharma Postgraduate Institute of Medical Sciences

Rohtak
HARYANA
124001
India 
Phone  9650195959  
Fax    
Email  manishamb123@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr. Vrinda Arora 
Designation  Junior Resident  
Affiliation  Pt. B.D. Sharma Postgraduate Institute of Medical Sciences 
Address  epartment of Anaesthesiology and Critical Care Pt. B.D. Sharma Postgraduate Institute of Medical Sciences

Rohtak
HARYANA
124001
India 
Phone  07289023873  
Fax    
Email  vrinda.arora09@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr. Vrinda Arora 
Designation  Junior Resident  
Affiliation  Pt. B.D. Sharma Postgraduate Institute of Medical Sciences 
Address  Department of Anaesthesiology and Critical Care Pt. B.D. Sharma Postgraduate Institute of Medical Sciences

Rohtak
HARYANA
124001
India 
Phone  07289023873  
Fax    
Email  vrinda.arora09@gmail.com  
 
Source of Monetary or Material Support  
Institutional, Pt. B.D. Sharma Postgraduate Institute of Medical Sciences, Rohtak, Haryana,India 124001 
 
Primary Sponsor  
Name  Pt BD Sharma Postgraduate Institute of Medical Sciences 
Address  Pt. B.D. Sharma Postgraduate Institute of Medical Sciences, Rohtak, Haryana, India 124001 
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 Manisha Manohar  Pt. B. D. Sharma, PGIMS  Department of Anaesthesiology and Critical Care, Modular OT complex, 2nd floor, room 20
Rohtak
HARYANA 
9650195951

Manishamb123@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Biomedical research ethics committee  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 
Intervention  carbohydrate drink  Eligible patients will be identified during the pre-anaesthesia assessment. Detailed information about the study will be provided and written informed consent will be obtained at least one day prior to surgery. All patients will follow the standard institutional fasting guidelines. Following elective non-gastrointestinal surgery performed under regional anaesthesia, patients will be transferred to the Post-Anaesthesia Care Unit (PACU) for postoperative monitoring.At 15 minutes postoperatively, patients in the early hydration group will be clinically assessed for readiness to initiate oral intake based on the following criteria: 1. Full recovery of consciousness (alert, oriented, able to state their name, and respond appropriately). 2. Stable vital signs (heart rate, blood pressure and oxygen saturation within acceptable ranges). 3. Presence of intact protective airway reflexes (cough and swallowing reflexes). 4. Willingness to drink fluids. Patients declining oral intake at the initial assessment will be monitored per standard care but excluded from the intervention analysis. If the above criteria are met, the following protocol will be followed: • Baseline thirst score 15 minutes post-operatively will be assessed. • Baseline comfort score 15 minutes post-operatively will be assessed. • An initial trial of 10 mL of room-temperature clear water will be offered using a graduated cup and straw. • If well tolerated over the next 5 minutes, the patient will be offered clear carbohydrate rich drink (containing 169mg/mL of carbohydrate) which will be administered according to the following volume limits: o 0–60 minutes (First postoperative hour): Up to 0.5 mL/kg body weight, sipped on demand. o 60–120 minutes (Second postoperative hour): An additional 1.0 mL/kg body weight, based on continued tolerance and patient request.  
Comparator Agent  Standard hydration   The timing and type of oral fluid administration will follow standard practices routinely adopted by each unit. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  1 Adult patients aged 18–60 years.
2 ASA physical status I–II.
3 Undergoing non gastrointestinal surgery under regional anaesthesia.
4 Able to provide informed consent and understand instructions.
 
 
ExclusionCriteria 
Details  1 Patients refusing to participate.
2 Patients with diabetes mellitus.
3 Known adrenal or endocrine disorders, dyselectrolytemia in last 48 hours.
4 Gastrointestinal surgery or contraindication to early oral intake.
5 Intraoperative conversion to general anaesthesia.
6 Prolonged sedation or delayed recovery.
7 History of nausea vomiting or antiemetic use in the last 24 hours.
8 Intraoperative use of antiemetics and steroids.
9Communication barriers or cognitive dysfunction.
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
To compare the change in postoperative thirst intensity between the early hydration and standard delayed hydration groups using visual analog scale (VAS).  TB - Baseline (15 minutes after shift to PACU)
T0 - Immediately after first intake of 10 ml water
T1 - 1 hour after first intake
T2 - 2 hours after first intake
T6 – 6 hours after first intake
 
 
Secondary Outcome  
Outcome  TimePoints 
1. To compare subjective comfort using visual analog scale (VAS).  TB - Baseline (15 minutes after shift to PACU)
T0 - Immediately after first intake of 10 ml water
T1 - 1 hour after first intake
T2 - 2 hours after first intake
T6 – 6 hours after first intake
 
2. To compare serum cortisol concentrations at 6 hours post-operatively as an indicator of perioperative stress response.  T6 – 6 hours after first intake
 
3. To compare blood glucose levels between early and standard delayed hydration groups to assess metabolic response to early hydration.  TB - Baseline (15 minutes after shift to PACU)
T6 – 6 hours after first intake 
4. To compare the timing of initiation and tolerance of oral feeding in both the groups.  TB - Baseline (15 minutes after shift to PACU)
T0 - Immediately after first intake of 10 ml water
T1 - 1 hour after first intake
T2 - 2 hours after first intake
T6 – 6 hours after first intake
 
5. To compare the incidence of post-operative nausea and vomiting.  T1 - 1 hour after first intake
T2 - 2 hours after first intake
T6 – 6 hours after first intake
 
 
Target Sample Size   Total Sample Size="150"
Sample Size from India="150" 
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)   14/12/2025 
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)  Open to Recruitment 
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 study is to evaluate whether early oral intake of clear fluids, initiated within two hours of surgery under regional anesthesia, is safe and effective in improving patient comfort and modulating postoperative stress markers.

                                                   

 
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