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CTRI Number  CTRI/2025/07/089968 [Registered on: 02/07/2025] Trial Registered Prospectively
Last Modified On: 01/07/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Randomized, Parallel Group, Placebo Controlled Trial 
Public Title of Study   Nasal Lignocaine Spray for Relief of Post-Dural Puncture Headache in Obstetric Patients: A Randomized Controlled Trial  
Scientific Title of Study   COMPARING THE EFFICACY OF SPHENOPALATINE GANGLION BLOCK FOR TREATMENT OF POSTDURAL PUNCTURE HEADACHE USING 2 percent LIGNOCAINE SPRAY NASALLY AMONG OBSTETRIC POPULATION: RANDOMIZED 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  Dr Rohit Parashar  
Designation  Postgraduate student  
Affiliation  Dr. S.N Medical college, Jodhpur 
Address  Roomno.206 Intern pg hostel 6 MDM hospital Jodhpur, Rajasthan
Roomno.206 Intern pg hostel 6 MDM hospital Jodhpur, Rajasthan
Jodhpur
RAJASTHAN
342003
India 
Phone  9810145178  
Fax    
Email  rohitparashar400@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Neelam meena 
Designation  Professor  
Affiliation  Dr. S.N Medical college, Jodhpur 
Address  Main OT Umaid hospital Jodhpur, Rajasthan
Mail ot Umaid hospital Jodhpur, Rajasthan
Jodhpur
RAJASTHAN
342003
India 
Phone  8302537601  
Fax    
Email  neelamneki1997@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Rohit Parashar  
Designation  Postgraduate student  
Affiliation  Dr. S.N Medical college, Jodhpur 
Address  Roomno.206 Intern pg hostel 6 MDM hospital Jodhpur, Rajasthan
Roomno.206 Intern pg hostel 6 MDM hospital Jodhpur, Rajasthan
Jodhpur
RAJASTHAN
342003
India 
Phone  9810145178  
Fax    
Email  rohitparashar400@gmail.com  
 
Source of Monetary or Material Support  
Dr SN MEDICAL COLLEGE department of anaesthesiology, Sector-D, Shastri Nagar, Jodhpur, Rajasthan 342003 India 
 
Primary Sponsor  
Name  Dr. S.N Medical college, jodhpur 
Address  Residency Rd, Sector-D, Shastri Nagar, Jodhpur, Rajasthan 342003 
Type of Sponsor  Government medical college 
 
Details of Secondary Sponsor  
Name  Address 
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 Rohit Parashar  MDM Hospital  Department of Anaesthesiology JANANA OT Sector-H, Shastri Nagar Jodhpur. Jodhpur RAJASTHAN
Jodhpur
RAJASTHAN 
9810145178

rohitparashar400@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Dr SNMC Institutional Ethical Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: G440||Cluster headaches and other trigeminal autonomic cephalgias (TAC),  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Control Group ( standard care )  Conservative measures, including bed rest, hydration, caffeine intake, and analgesics, will be provided. If conservative measures fail, an EBP may be performed as per standard clinical practice. 
Intervention  Sphenopalatine Ganglion Block (SPGB)  The SPGB will be performed using a transnasal approach. A cotton- tipped applicator soaked in local anesthetic (e.g., 2% lidocaine) will be inserted into the nostril and advanced towards the sphenopalatine ganglion. The applicator will be left in place for 10-15 minutes to allow sufficient time for the anesthetic to take effect. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  40.00 Year(s)
Gender  Female 
Details  Obstetric patients experiencing PDPH following spinal anesthesia.
• Young patients (aged 18-40) experiencing PDPH following lumbar
puncture after spinal anesthesia.
• Patients who provide informed consent to participate in the study. 
 
ExclusionCriteria 
Details  Patients with contraindications to SPGB, such as severe nasal septum
deviation or active nasal infection.
Patients with a history of allergy to local anesthetics.
Patients with significant comorbid conditions that may interfere with
study outcomes.
• Patients who decline to participate or withdraw consent during the study 
 
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 
Pain relief, measured using a visual analog scale (VAS) for headache
intensity at multiple time points: baseline, 30 minutes, 1 hour, 6 hours,
12 hours, 24 hours, and 48 hours post-intervention. 
Pain relief, measured using a visual analog scale (VAS) for headache
intensity at multiple time points: baseline, 30 minutes, 1 hour, 6 hours,
12 hours, 24 hours, and 48 hours post-intervention. 
 
Secondary Outcome  
Outcome  TimePoints 
Evaluate the Efficiency of SPGB in Terms of Time to Relief
Determine the average time taken for SPGB to provide pain relief compared to other treatments.
Analyze the duration of pain relief provided by SPGB.
Examine Patient Outcomes Satisfaction
Assess patient-reported outcomes including pain scores, quality of life, overall satisfaction with SPGB treatment. 
Pain relief, measured using a visual analog scale (VAS) for headache
intensity at multiple time points
baseline, 30 minutes, 1 hour, 6 hours,
12 hours, 24 hours, 48 hours post intervention. 
 
Target Sample Size   Total Sample Size="50"
Sample Size from India="50" 
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 3/ Phase 4 
Date of First Enrollment (India)   16/07/2025 
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="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  

The aim of this study is to evaluate the efficacy and efficiency of

sphenopalatine ganglion block (SPGB) in the management of post-dural

puncture headache (PDPH) in obstetric patients.

Primary objective 

1. Assess the Efficacy of SPGB in Relieving PDPH

Measure the degree of pain relief in obstetric patients following

SPGB administration.

Compare the pain relief outcomes of SPGB with other

conventional treatments for PDPH.

Secondary objective 

1. Evaluate the Efficiency of SPGB in Terms of Time to Relief

 Determine the average time taken for SPGB to provide pain relief

compared to other treatments.

 the duration of pain relief provided by SPGB.

2. Examine Patient Outcomes and Satisfaction

 Assess patient-reported outcomes including pain scores, quality of

life, and overall satisfaction with SPGB treatment.



 
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