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CTRI Number  CTRI/2025/10/096431 [Registered on: 23/10/2025] Trial Registered Prospectively
Last Modified On: 08/12/2025
Post Graduate Thesis  No 
Type of Trial  PMS 
Type of Study   Drug 
Study Design  Other 
Public Title of Study   Evaluate the Safety and Effectiveness of Oral Suspension of Sodium Alginate IP 1000 mg and Potassium hydrogen carbonate Ph EUR 200 mg in 320 Patients with Gastroesophageal Reflux Disease (GERD) or acidity. 
Scientific Title of Study   A Multicenter, Post-marketing Surveillance Study to Evaluate the Safety and Effectiveness of Fixed Dose Combination of Sodium Alginate IP 1000 mg and Potassium hydrogen carbonate Ph EUR 200 mg Oral Suspension in Patients with Gastroesophageal Reflux Disease (GERD) 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
SAPO-521-0131, Version 3.1 dated 17 Jun 22  Protocol Number 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Shivani Acharya 
Designation  Director- Clinical Development & Operation  
Affiliation  Abbott India Limited 
Address  Abbott India Limited, Godrej BKC, Plot No C-68, Bandra Kurla Complex, Bandra East
Abbott India Limited, Godrej BKC, Plot No C-68, Bandra Kurla Complex, Bandra East
Mumbai
MAHARASHTRA
400051
India 
Phone  02250460456  
Fax    
Email  shivani.acharya@abbott.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Shivani Acharya 
Designation  Director- Clinical Development & Operation  
Affiliation  Abbott India Limited 
Address  Abbott India Limited, Godrej BKC, Plot No C-68, Bandra Kurla Complex, Bandra East
Abbott India Limited, Godrej BKC, Plot No C-68, Bandra Kurla Complex, Bandra East
Mumbai
MAHARASHTRA
400051
India 
Phone  02250460456  
Fax    
Email  shivani.acharya@abbott.com  
 
Details of Contact Person
Public Query
 
Name  Dr Shivani Acharya 
Designation  Director- Clinical Development & Operation  
Affiliation  Abbott India Limited 
Address  Abbott India Limited, Godrej BKC, Plot No C-68, Bandra Kurla Complex, Bandra East
Abbott India Limited, Godrej BKC, Plot No C-68, Bandra Kurla Complex, Bandra East
Mumbai
MAHARASHTRA
400051
India 
Phone  02250460456  
Fax    
Email  shivani.acharya@abbott.com  
 
Source of Monetary or Material Support  
Ms Abbott India Limited, 3, Corporate Park, Sion- trombay Park, Maharashtra (India)- 400071 
 
Primary Sponsor  
Name  Ms Abbott India Limited 
Address  Ms Abbott India Limited, 3, Corporate Park, Sion- trombay Park, Maharashtra (India)- 400071 
Type of Sponsor  Pharmaceutical industry-Indian 
 
Details of Secondary Sponsor  
Name  Address 
Naxpar Pharma Pvt Ltd  182, Village Gurumajra, Kishanpura, Tehsil Nalagarh, Solan, Baddi, Himachal Pradesh- 174101 
 
Countries of Recruitment     India  
Sites of Study
Modification(s)  
No of Sites = 4  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Hrishika Barua  Ayursundra Superspeciality Hospital (Peerless Hospital)  Bhabananda Boro Path, opposite DPS school, GARCHUK, Guwahati, Assam 781035
Kamrup
ASSAM 
9163046404

hrishikabarua@rediffmail.com  
Dr SSVV Narasinga Rao  Government Medical College & Government General Hospital  Department of Medicine, 1st Floor, OPD No.13, Government Medical College and Government General Hospital, Srikakulam, Andhra Pradesh 532 001, India Srikakulam ANDHRA PRADESH
Srikakulam
ANDHRA PRADESH 
9908611119

drnarasingaraossvv@yahoo.com 
Dr Anil Samaria  JLN Medical College  Ground Floor, Room No. 104, Kala Bagh, Ajmer, Rajasthan 305001
Ajmer
RAJASTHAN 
9414008246

dr.anilsamaria@outlook.com  
Dr Dilip Shah  Kkasturi Medicare Pvt. Ltd.  Harsh Niketan, Gaondevi Mandir Rd, behind Hotel Navarang, opposite Walchand Height, Bhayandar, Bhayandar West, Mira Bhayandar, Maharashtra 401101
Mumbai
MAHARASHTRA 
09820324286

drshahdilip@yahoo.co.in 
 
Details of Ethics Committee
Modification(s)  
No of Ethics Committees= 4  
Name of Committee  Approval Status 
Institute of Neurological Sciences Trust GNRC Complex Super Market Dispur Kamrup Metropolitan781006, Assam India  Approved 
Institutional Ethics Committee Jawahar Lal Nehru Medical College Kala Bagh, Ajmer, Rajasthan 305001  Approved 
Institutional Ethics Committee, Government General Hospital, Srikakulam  Approved 
Shah Lifeline Hospital and Heart Institute EC   Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Approved/Obtained 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K210||Gastro-esophageal reflux disease with esophagitis,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  NA  NA 
Intervention  Sodium Alginate IP 1000 mg and Potassium hydrogen carbonate Ph EUR 200 mg  Each patient will take 5-10 mL of oral suspension after meals and at bedtime for 7 days. The oral suspension contains sodium alginate IP 1000 mg and potassium hydrogen carbonate Ph EUR 200 mg per 10 mL 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  a. Male and female patients above 18 years and up to 60 years of age.
b. Patients who are suffering with GERD are prescribed the FDC oral suspension as per the approved prescribing information in accordance with clinical practice.
c. Patients willing to sign patient authorization form (PAF).

 
 
ExclusionCriteria 
Details  1. Patients with highly restricted salt/sodium diet e.g., cases of congestive cardiac failure, renal impairment, hypertension, and edema states.
2. Patients of hypercalcemia, nephrocalcinosis, and recurrent calcium containing renal calculi.
3. Patients with known or suspected hypersensitivity to the active substances or any of the excipients; or suffering from any other conditions or diseases that an investigator considers as inappropriate to enter the study as per the approved prescribing information.
4. Patients with highly restricted potassium diet.
5. Patients taking any medications which might interfere with the action of the FDC oral suspension prior to the start of the study.
6. Female patients who are pregnant or are nursing mothers.
7. Patients who are determined to be at risk of COVID-19
 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
Patients with highly restricted salt/sodium diet e.g., cases of congestive cardiac failure, renal impairment, hypertension, and edema states.
Patients of hypercalcemia, nephrocalcinosis, and recurrent calcium containing renal calculi.
Patients with known or suspected hypersensitivity to the active substances or any of the excipients; or suffering from any other conditions or diseases that an investigator considers as inappropriate to enter the study as per the approved prescribing information.
Patients with highly restricted potassium diet.
Patients taking any medications which might interfere with the action of the FDC oral suspension prior to the start of the study.
Female patients who are pregnant or are nursing mothers.
Patients who are determined to be at risk of COVID-19
 
7 days 
 
Secondary Outcome  
Outcome  TimePoints 
Percentage of patients achieving adequate heartburn or regurgitation relief after 7 days of treatment on following 4-point scale-
0 = none (no symptom)
1 = mild (symptoms were easily tolerated, the discomfort was only minimal and did not affect normal activities)
2 = moderate (symptoms were sufficient to affect normal activities)
3 = severe (symptoms markedly affected normal activities)
Change in mean GERD Symptom Assessment Scale (GSAS) distress score from baseline.
Mean change in total daily duration (in minutes/hours) of heartburn, regurgitation, or indigestion over last 7 days from baseline
Percentage of patients who experience night-time heartburn, regurgitation or indigestion in the preceding night from baseline to 7 days after treatment
 
7 days 
 
Target Sample Size   Total Sample Size="320"
Sample Size from India="320" 
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   Post Marketing Surveillance 
Date of First Enrollment (India)   31/10/2025 
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="0"
Months="11"
Days="30" 
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  

This is a multicenter post-marketing surveillance study to evaluate the safety and effectiveness of the Fixed dose combination (FDC) of Sodium Alginate IP 1000 mg and Potassium hydrogen carbonate Ph EUR 200 mg oral suspension in patients with GERD. Approximately 320 patients suffering with GERD who have been prescribed the FDC oral suspension as per the approved prescribing information in accordance with clinical practice and are willing to sign the patient authorization form (PAF), will be eligible to participate in the study.

The study will involve clinical assessments of patients at baseline visit (Day 1, Visit 1) and at or closest to 7 days after treatment with the FDC oral suspension (Visit 2). The FDC oral suspension will be prescribed by the investigator as a part of routine clinical practice, independent of the decision to include the patient in the study.

The FDC oral suspension will not be provided by the Sponsor. Each patient will take the FDC oral suspension (5-10 mL after meals and at bedtime) as per the prescribing information of the FDC for 7 days. A diary will be provided to the patients to record their clinical symptoms. If the clinical symptoms do not improve after 7 days, the clinical situation will be reviewed by the investigator.  
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