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CTRI Number  CTRI/2025/10/095570 [Registered on: 03/10/2025] Trial Registered Prospectively
Last Modified On: 02/10/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Surgical/Anesthesia 
Study Design  Other 
Public Title of Study   Comparison of two techniques of Migraine treatment Nerve block through Nose Versus Ultrasound Guided injection  
Scientific Title of Study   Comparison of Transnasal Versus Ultrasound Guided Percutaneous Approach for Sphenopalatine Ganglion Block in Patients with Chronic Migraine 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Kartik Guleria 
Designation  Post Graduate Resident 
Affiliation  ABVIMS and Dr RML Hospital New Delhi 
Address  Room No 302 Third floor Academic Wing Department of Anesthesia ABVIMS and Dr RML Hospital New Delhi

Central
DELHI
110001
India 
Phone  8544760568  
Fax    
Email  kartikguleria251@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Akhilesh Gupta 
Designation  Director Professor 
Affiliation  ABVIMS and Dr RML Hospital New Delhi 
Address  Room No 302 Third floor Academic Wing Department of Anesthesia ABVIMS and Dr RML Hospital New Delhi

Central
DELHI
110001
India 
Phone  9810685426  
Fax    
Email  drakhileshgupta@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Akhilesh Gupta 
Designation  Director Professor 
Affiliation  ABVIMS and Dr RML Hospital New Delhi 
Address  Room No 302 Third floor Academic Wing Department of Anesthesia ABVIMS and Dr RML Hospital New Delhi

Central
DELHI
110001
India 
Phone  9810685426  
Fax    
Email  drakhileshgupta@gmail.com  
 
Source of Monetary or Material Support  
ABVIMS and Dr Ram Manohar Lohia Hospital, Baba Kharak Singh Marg, Near Gurudwara Bangla Sahib, Connaught Place, New Delhi 110001 New Delhi 
 
Primary Sponsor  
Name  Atal Bihari Vajpayee Institute of Medical Sciences and Dr Ram Manohar Lohia Hospital 
Address  Department of Anaesthesia ABVIMS and Dr RML Hospital New Delhi 110001 
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 Kartik Guleria  ABVIMS and Dr Ram Manohar Lohia Hospital, New Delhi  Room No 302 Third floor Academic Wing Department of Anesthesia ABVIMS and Dr RML Hospital New Delhi 110001
Central
DELHI 
8544760568

kartikguleria251@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Comimittee ABVIMS and Dr RML Hospitall,New Delhi  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  Sphenopalatine Ganglion Block  Comparison of Transnasal approach vs Ultrasound guided percutaneous approach for Sphenopalatine ganglion block in patients with chronic migraine by assesing the number of headaches 1 month post procedure upto 3 months 
Intervention  Transnasal approach for Sphenopalatine ganglion block  It is a minimally invasive method involving administration of local anesthetic through nasal cavity 
Intervention  Ultrasound Guided Percutaneous approach for Sphenopalatine Ganglion Block  This technique implies real time imaging to visualize anatomical landmarks and guide needle placement in Sphenopalatine Ganglion. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  1. Diagnosis of Chronic migraine according to ICHD-3 Criteria
2. Patient without any secondary headaches. 
 
ExclusionCriteria 
Details  1. Patients who had a history of trauma or surgery involving the head and neck area with any etiology.
2. Patients who had any anatomical deformation that disrupted the head and neck contour
3. Patients with a history of severe psychiatric illness.
4. Patients with possible tooth and palate pathologies which are detected with detailed evaluation by the Dentist and Ent specialists.
5. Presence of Secondary Headache Aetiology (tumour , bleeding , stroke).
6. History of any Malignancy 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
Number of Headaches post procedure monthly upto 3 months  1st month 2nd month 3rd month 
 
Secondary Outcome  
Outcome  TimePoints 
Severity of pain by NRS in most severe headache in 1 month post procedure evaluated upto 3 months.  1st month 2nd month & 3rd month 
Impact of headache using HIT6 score at pre procedure & post procedure monthly upto 3 months  1st month 2nd month 3rd month 
Impact of headache using MIDAS score at pre procedure level & at 3rd month post procedure.  1st month 3rd month 
 
Target Sample Size   Total Sample Size="88"
Sample Size from India="88" 
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/ Phase 3 
Date of First Enrollment (India)   20/10/2025 
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="1"
Days="19" 
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 involves two groups of patients undergoing sphenopalatine ganglion (SPG) block after obtaining informed consent. 
In Group 1, patients receive a transnasal SPG block in the supine position with mild neck extension. A long-tipped cotton applicator soaked with 0.5 ml of 2% lidocaine is advanced transnasally to the posterolateral surface of the nasopharynx at the level of the middle turbinate.
In Group 2, patients undergo an ultrasound-guided percutaneous SPG block under sterile conditions without sedation, using only local anesthesia. A high-frequency linear ultrasound probe (10–15 MHz) is placed transversely above the zygomatic arch and anterior to the temporal fossa to identify key landmarks, including the maxilla, zygomatic arch, temporal fossa, and the pterygopalatine fossa. Under real-time ultrasound guidance, a needle is advanced carefully, avoiding vascular structures, and hydrodissection may be performed to confirm precise tissue plane entry. Once non-vascular placement is confirmed, 1.5–3 ml of either 0.25–0.5% bupivacaine or 2%lidocaine with or without steroid, is injected to achieve blockade. All patients are monitored and followed up at one, two, and three months after the procedure.
 
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