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CTRI Number  CTRI/2025/10/096109 [Registered on: 15/10/2025] Trial Registered Prospectively
Last Modified On: 14/10/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Drug
Surgical/Anesthesia 
Study Design  Randomized, Parallel Group, Multiple Arm Trial 
Public Title of Study   A study comparing two ways of giving a medicine called glycopyrrolate by inhaling or by injection to help make awake intubation easier in adults 
Scientific Title of Study   Comparative efficacy of inhaled glycopyrrolate and intravenous glycopyrrolate for optimizing awake fibreoptic intubation conditions in adult patients a double blind 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  ANISH KRISHNA G 
Designation  Junior Resident 
Affiliation  Armed Forces Medical College 
Address  Dept of Anaesthesiology and Critical Care Armed Forces Medical College Solapur Road Pune Maharashtra 411040

Pune
MAHARASHTRA
411040
India 
Phone  7907773692  
Fax    
Email  anishkrishnag@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  AJIT BHARDWAJ 
Designation  PROFESSOR 
Affiliation  Armed Forces Medical College 
Address  Dept of Anaesthesiology and Critical Care Armed Forces Medical College Solapur Road Pune Maharashtra 411040
Wanowarie Pune- 411040
Pune
MAHARASHTRA
411040
India 
Phone  8171505533  
Fax    
Email  rainaajit@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Akash Ray Mohapatra 
Designation  CLINICAL TUTOR 
Affiliation  Dept of Anaesthesiology and Critical Care AFMC 
Address  Dept of Anaesthesiology and Critical Care AFMC Wanowarie Pune- 411040

Pune
MAHARASHTRA
411040
India 
Phone  7276632896  
Fax    
Email  araymohapatra@gmail.com  
 
Source of Monetary or Material Support  
Department of Anaesthesia and Critical care Armed Forces Medical College Solapur road Pune Maharashtra 411040  
 
Primary Sponsor  
Name  ANISH KRISHNA G 
Address  Department of Anaesthesia and Critical care Armed Forces Medical College Solapur road Pune Maharashtra 411040  
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 
Akash Ray Mohapatra  Armed Forces Medical College  1st floor Department of anaesthesia and critical care Solapur Road Pune Maharashtra 411040
Pune
MAHARASHTRA 
7276632896

araymohapatra@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
IECAFMCPUNE  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Healthy Human Volunteers  ICD T88.4 for difficult intubation  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  inhalation  administering 50mcg glycopyrrolate once in a patient as per randomisation via inhalational route 30 min prior to intubation 
Intervention  intravenous  administering 0.2mg glycopyrrolate once in a patient as per randomisation via intravenous route 30min prior intubation 
 
Inclusion Criteria  
Age From  19.00 Year(s)
Age To  99.00 Year(s)
Gender  Both 
Details  Patients with anticipated difficult airway requiring AFOI
and ASA physical status I to III  
 
ExclusionCriteria 
Details  Allergy to glycopyrrolate
Severe cardiac arrhythmias or uncontrolled tachycardia or bradyarrhythmia
History of chronic respiratory disease affecting on treatment with
anticholinergics
Patients with altered mentation unable to comprehend the procedure
cooperate or give consent
Myasthenia gravis
Patients using Contact lenses
Patients with prostatic diseases
Glaucoma 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant and Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
To compare the efficacy of inhaled and intravenous glycopyrrolate in
improving AFOI conditions, assessed using
Secretion Score
Glottic visualization  
outcome will be accessed immediately while 01min to 10min of intubation time
Intraoperative Haemodynamic parameters will be accessed baseline,15min,30min,45min,60min interval
post op side effects will be monitored 15min after extubation 
 
Secondary Outcome  
Outcome  TimePoints 
Time taken to reach carina
To evaluate the hemodynamic effects heart rate & blood pressure
changes of both administration routes
To assess patient comfort & adverse effects eg dry mouth
tachycardia
To determine the need for additional interventions such as suctioning or
repeat intubation attempts 
time taken to carina will be noted
Intraoperative Haemodynamic parameters will be accessed baseline,15min,30min,45min,60min interval
post op side effects will be monitored 15min after extubation 
 
Target Sample Size   Total Sample Size="84"
Sample Size from India="84" 
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 4 
Date of First Enrollment (India)   10/11/2025 
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   Awake fibreoptic intubation AFOI is a cornerstone of airway management in patients with anticipated difficult intubation such as those with limited mouth opening cervical spine instability or upper airway tumours
This is a double blind randomised controlled trial aims to address this gap by comparing the efficacy of inhaled glycopyrrolate versus intravenous glycopyrrolate in decreasing secretions
The study hypothesizes that nebulized glycopyrrolate may improve the fiberoptic view of upper airway and glottis by effectively suppressing airway mucus secretion thereby decreasing cough enhancing patient comfort and facilitating faster tracheal intubation
 Inhaled glycopyrrolate is primarily used for chronic obstructive pulmonary disease COPD management due to its bronchodilator effects
 It offers the advantage of localized airway effects without significant systemic side effects
Limited studies suggest that inhaled glycopyrrolate may provide effective secretion control for AFOI while reducing systemic anticholinergic side effects
 There is a paucity of studies comparing inhaled and intravenous glycopyrrolate specifically in the context of AFOI
 If inhaled glycopyrrolate proves effective it may offer an alternative with fewer systemic side effects and better patient comfort
This study will provide evidence to guide anaesthetic practice in optimizing AFOI conditions
 
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