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CTRI Number  CTRI/2024/06/069072 [Registered on: 18/06/2024] Trial Registered Prospectively
Last Modified On: 04/09/2025
Post Graduate Thesis  No 
Type of Trial  PMS 
Type of Study   Medical Device 
Study Design  Single Arm Study 
Public Title of Study   A study to evaluate safety and performance of Carmellose Sodium Eye Drops 
Scientific Title of Study   A post market clinical follow up prospective study to evaluate safety and performance of Carmellose Sodium Eye Drops 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
KHI/PMCFPR/CS  Protocol Number 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr S Prasannaraj 
Designation  Consultant Ophthalmologist and Vitreo Retinal Surgeon 
Affiliation  Sabhari Eye Care Hospital and Retina Centre 
Address  Sabhari Eye Care Hospital and Retina Centre First floor, Room No.3, Rajeev Nagar, Bagalur Road

Dharmapuri
TAMIL NADU
635109
India 
Phone  07708997222  
Fax    
Email  prasannaraj1309@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr S Prasannaraj 
Designation  Consultant Ophthalmologist and Vitreo Retinal Surgeon 
Affiliation  Sabhari Eye Care Hospital and Retina Centre 
Address  Sabhari Eye Care Hospital and Retina Centre First floor, Room No.3, Rajeev Nagar, Bagalur Road


TAMIL NADU
635109
India 
Phone  07708997222  
Fax    
Email  prasannaraj1309@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr S Prasannaraj 
Designation  Consultant Ophthalmologist and Vitreo Retinal Surgeon 
Affiliation  Sabhari Eye Care Hospital and Retina Centre 
Address  Sabhari Eye Care Hospital and Retina Centre First floor, Room No.3, Rajeev Nagar, Bagalur Road


TAMIL NADU
635109
India 
Phone  07708997222  
Fax    
Email  prasannaraj1309@gmail.com  
 
Source of Monetary or Material Support  
Kilitch Healthcare India Ltd. R-904, 905, T.T.C. Industrial Area, MIDC, Rabale, Navi Mumbai – 400701, Dist: Thane, Maharashtra, India.  
 
Primary Sponsor  
Name  Kilitch Healthcare India Ltd. 
Address  Kilitch Healthcare India Ltd. R-904, 905, T.T.C. Industrial Area, MIDC, Rabale, Navi Mumbai – 400701, Dist: Thane, Maharashtra, India. 
Type of Sponsor  Pharmaceutical industry-Indian 
 
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 S Prasannaraj  Sabhari Eye Care Hospital and Retina Centre  First floor, Department: Ophthalmic Care, Room No: 3, Rajeev Nagar, Bagalur Road, Hosur - 635109, Tamil Nadu
Dharmapuri
TAMIL NADU 
7708997222

prasannaraj1309@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
ACE Independent Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Healthy Human Volunteers  Eye dryness 
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Carmellose Sodium Eye drops  It is intended for use in the relief of discomfort that arises from dry eye sensations. They provide soothing relief for sore eyes from grit, itchiness and other foreign body irritations. The recommended dose is one or two drops into affected eye two or four times a day as needed or as directed by the doctor for a duration of 2 months. 
Comparator Agent  NIL  NIL 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  90.00 Year(s)
Gender  Both 
Details  Subjects who are able to give voluntary, written informed consent to participate in this study.
Subjects who experience eye dryness, eye soreness/ burning, irritative sensation and discomfort
of eyes due to the continuous use of computer/ TV/ exposed pollution/ dry environment. 
 
ExclusionCriteria 
Details  Anyone with known allergic reaction to Carmellose Sodium Eye Drops.
Subjects with existing eye infection.
History of ocular surgery. History or active signs of severe or serious ocular conditions such as inflammatory corneal ulcers, recurrent erosions, and uveitis at any time.
Patients participating in any another clinical trial during study.
Pregnant/lactating women during study period.
 
 
Method of Generating Random Sequence   Other 
Method of Concealment   Not Applicable 
Blinding/Masking   Open Label 
Primary Outcome  
Outcome  TimePoints 
The primary objective will be, to confirm clinical safety and performance of the product Carmellose
Sodium Eye Drops from the baseline with follow up visits.

 
1st Visit - 15 days after using the product
2nd Visit - one month after using the product
3rd Visit - two months after using the product
 
 
Secondary Outcome  
Outcome  TimePoints 
The secondary objective will be to assess clinical benefits, contraindications and possible misuse/ off-label
use during the use of the product. Also, the continued acceptability of benefit-risk ratio will be ensured
during the study. Overall subject and PI satisfaction will be recorded in the PMCF Checklist.
 
1st Visit - After 15 days of using the product
2nd Visit - After one month of using the product
3rd Visit - After two months of using the product 
 
Target Sample Size   Total Sample Size="50"
Sample Size from India="50" 
Final Enrollment numbers achieved (Total)= "0"
Final Enrollment numbers achieved (India)="0" 
Phase of Trial   Post Marketing Surveillance 
Date of First Enrollment (India)   29/06/2024 
Date of Study Completion (India) Date Missing 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="0"
Months="8"
Days="0" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
Recruitment Status of Trial (India)  Completed 
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
Modification(s)  
This study will be an open-label, single-armed, single-centric, observational, prospective PMCF study. The subjects visiting the study center with the complaints such as eye dryness, eye soreness/ burning, irritative sensation and discomfort of eyes due to the continuous use of computer/ TV/ exposed pollution/ dry environment will be screened on Day 0 and if they meet the inclusion and exclusion criteria, then they will be selected for the study. A total of 50 subjects will be recruited for this study, subjects will be undergoing visual acuity test, IOP, corneal staining, Superficial Keratitis, TBUT test, Schirmer’s test. After the consent is signed these subjects will be given Carmellose Sodium Eye Drops. The allocation of Carmellose Sodium Eye Drops will be subjected to eye dryness by the PI. They will be followed up 3 times on Day 15, Day 30 and Day 60 after using the product. At every follow up visit the above-mentioned test, comprehensive eye examination by the Investigator will be performed and apart from these performance and safety tests, benefits, risks, side effects and adverse events will be recorded.

Result-
This prospective, single-arm, observational PMCF study evaluated the clinical safety and performance of Carmellose Sodium (Carboxymethylcellulose) Eye Drops in 50 subjects over 60 days. All participants completed follow-ups, with no adverse events, residual risks, contraindications, or misuse reported. Corneal staining and superficial keratitis were absent, while intraocular pressure and visual acuity remained stable within normal ranges. Schirmer’s test improved from 14.84/18 mm to 22.9/25.22 mm, and TBUT increased from 4.58/4.6 seconds to 8.64/8.96 seconds, confirming enhanced tear production and tear film stability. Subjects consistently reported relief from dryness, burning, soreness, and improved comfort during screen use, with effects lasting over two hours. Both PI and participants rated the product as good to excellent in performance and safety. Overall, the eye drops demonstrated strong moisturizing, soothing, and refreshing benefits, with high user satisfaction and clinical acceptance. 
 
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