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CTRI Number  CTRI/2025/04/084367 [Registered on: 08/04/2025] Trial Registered Prospectively
Last Modified On: 07/04/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Medical Device 
Study Design  Randomized, Crossover Trial 
Public Title of Study   Confirming Flower capsule performance characteristics in detection of retained gastric contents  
Scientific Title of Study   Evaluate the Detection of Retained Gastric Contents and Assess Safety Using the Flower Capsule Endoscopy in Healthy Individuals and GLP-1 Receptor Agonist Users  
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Rakesh Kalapala 
Designation  Senior Consultant Gastroenterologist & Therapeutic Endoscopist 
Affiliation  Asian Institute of Gastroenterology Hospital 
Address  Asian Institute of Gastroenterology Hospital Hyderabad, India,

Hyderabad
TELANGANA
500082
India 
Phone  04042444222  
Fax    
Email  drrakeshkalapala@aighospitals.com  
 
Details of Contact Person
Scientific Query
 
Name  Rakesh Kalapala 
Designation  Senior Consultant Gastroenterologist & Therapeutic Endoscopist 
Affiliation  Asian Institute of Gastroenterology Hospital 
Address  Asian Institute of Gastroenterology Hospital Hyderabad, India,

Hyderabad
TELANGANA
500082
India 
Phone  04042444222  
Fax    
Email  drrakeshkalapala@aighospitals.com  
 
Details of Contact Person
Public Query
 
Name  Rakesh Kalapala 
Designation  Senior Consultant Gastroenterologist & Therapeutic Endoscopist 
Affiliation  Asian Institute of Gastroenterology Hospital 
Address  Asian Institute of Gastroenterology Hospital Hyderabad, India,

Hyderabad
TELANGANA
500082
India 
Phone  04042444222  
Fax    
Email  drrakeshkalapala@aighospitals.com  
 
Source of Monetary or Material Support  
Endiatx 25545 Whitesell St, Hayward, CA 94545, United States 
 
Primary Sponsor  
Name  Endiatx 
Address  25545 Whitesell St, Hayward, CA 94545, United States 
Type of Sponsor  Other [Medical Device Company] 
 
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 Rakesh Kalapala  Asian Institute of Gastroenterology Hospital  Asian Institute of Gastroenterology Hospital Hyderabad, India
Hyderabad
TELANGANA 
040 4244 4222

drrakeshkalapala@aighospitals.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee - Asian Institute of Gastroenterology  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Healthy Human Volunteers  No history of gastrointestinal disorders, gastroparesis, or prior gastric surgery. 
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Esophagogastroduodenoscopy  A procedure used to examine the lining of the esophagus, stomach, and the first part of the small intestine (duodenum). Duration - 10 mins 
Intervention  Flower  A controlled, prospective, between-participants study design to assess Flower in detecting the presence or absence of retained gastric contents (RGC), using sedated esophagogastroduodenoscopy (EGD) as the ground truth for an empty stomach and known ingested volume as the ground truth for a fed participant. Duration - 10 mins 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  Individuals willing and able to sign an IEC approved informed consent form and agrees to comply with study requirements 
 
ExclusionCriteria 
Details  No history of :
Gastrointestinal disorders, Gastroparesis, Prior gastric surgery, Swallowing disorders,
Contraindications to EGD or capsule endoscopy and
GLP-1 users in the last 3 months. 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Open Label 
Primary Outcome  
Outcome  TimePoints 
Evaluate the detection of retained gastric contents and assess safety using the Flower Capsule Endoscopy in healthy
individuals and GLP-1 receptor agonist users outcome measures will be documented, including the visualization of retained gastric contents; identification of
all seven gastric anatomical landmarks—fundus, cardia, lesser gastric curvature, lesser gastric curvature, greater gastric curvature, angulus, antrum, and pylorus; evaluation of gastric mucosal visualization; assessment of gastric cleanliness; evaluation of patient tolerance; total water volume intake; number of attempts required for successful capsule swallowing; time to complete the gastric examination; and documentation of any adverse events, such as
capsule aspiration, nausea, or pain. 
2 Months 
 
Secondary Outcome  
Outcome  TimePoints 
NA  NA 
 
Target Sample Size   Total Sample Size="36"
Sample Size from India="36" 
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)   18/04/2025 
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="5"
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  
Clinical Study Overview Feasibility Study Plan (Study 1: Healthy Participants) Study 1- Confirming Flower capsule performance characteristics in detection of retained gastric contents greater than 1.5mL/kg in Healthy volunteers

1. Study Purpose
a. A controlled, prospective, between-participants study design to assess Flower in detecting the presence or absence of retained gastric contents (RGC), using sedated esophagogastroduodenoscopy (EGD) as the ground truth for an empty stomach and known ingested volume as the ground truth for a fed participant.

2. Study Endpoints
a. Primary i. Visualization of Retained Gastric Contents b. Secondary i. Gastric mucosal visualization of the seven anatomical landmarks of the stomach (fundus, cardia, lesser gastric curvature, greater gastric curvature, angulus, antrum, and pylorus) ii. Gastric Cleanliness iii. Adverse events defined as capsule retention, capsule aspiration, perforation, nausea, and pain iv. Maximum, tolerated water consumed v. Patient tolerance vi. Exploratory attempts for successful swallowing vii. Exploratory minimum and maximum water volume for optimal Flower performance viii. Time required for gastric examination completion by Flower
 
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