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CTRI Number  CTRI/2026/01/100292 [Registered on: 05/01/2026] Trial Registered Prospectively
Last Modified On: 03/01/2026
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   A study to compare a new anti-oxidant medicine Astaxanthin with standard Anti-oxidant medicine (Capsule SM Fibro)in the treatment of Oral Submucous Fibrosis in adults. 
Scientific Title of Study   Prospective assessment of the efficacy of Astaxanthin-a novel carotenoid anti-oxidant drug as compared to standard anti-oxidant drug(Capsule SM Fibro-lycopene,beta carotene) in the management of Grade I,II and III Oral Submucous Fibrosis patients aged 18 to 60 years: A Double Blind Randomised Controlled Clinical 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  Dr Janice John 
Designation  Ph.D. Scholar at Nair Hospital Dental College  
Affiliation  Nair Hospital Dental College ,Mumbai.  
Address  Nair Hospital Dental College, Dr. A. L Nair Road, Opp.Maratha Mandir, Mumbai.

Mumbai
MAHARASHTRA
400008
India 
Phone  7875987109  
Fax    
Email  drjanicejohn1@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Janice John 
Designation  Assistant Professor 
Affiliation  ACPM Dental College, Dhule 
Address  Flat no.10, second floor,ACPM Dental College,Dhule

Dhule
MAHARASHTRA
424001
India 
Phone  7875987109  
Fax    
Email  drjanicejohn1@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Janice John 
Designation  Assistant Professor 
Affiliation  ACPM Dental College, Dhule 
Address  Flat no.10, second floor,ACPM Dental College,Dhule

Dhule
MAHARASHTRA
424001
India 
Phone  7875987109  
Fax    
Email  drjanicejohn1@gmail.com  
 
Source of Monetary or Material Support  
Room no.2, First Floor, Dept of Oral and Maxillofacial Surgery , JMFs Annasaheb Chudaman Patil Memorial Dental College, Post Box No.145, Sakri Road, Dhule, Maharashtra Pin Code: 424001. India 
 
Primary Sponsor  
Name  Dr Janice John 
Address  Flat no.10, Second floor,JMFs Annasaheb Chudaman Patil Memorial Dental College Staff Quarters, Sakri Road, Dhule, MAHARASHTRA- 424001. India 
Type of Sponsor  Other [Self Sponsored] 
 
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 
DrJanice John  JMFs ACPM Dental College, Dhule  Room no.2, First floor, Dept of Oral and Maxillofacial Surgery. Post box No.145, Sakri Road.
Dhule
MAHARASHTRA 
7875987109

drjanicejohn1@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
institutional ethics committee Nair Hospital Dental College and IEC ACPM Dental College, Dhule  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 
Intervention  Astaxanthin 4 mg BD for 3 months in the study group.  Patients selected will be treated with antioxidant Astaxanthin 4 mg BD for 3 months along with oral physiotherapy and habit cessation. Various parameters will be evaluated at baseline and at regular intervals like trismus, improvement in tongue protrusion, cheek flexibility, etc.Follow -up of all pts will be continued for 6 months after completion of drug therapy. 
Comparator Agent  Standard antioxidant drug Capsule SM Fibro(lycopene, beta-carotene,selenium, zinc,etc) BD for 3 months in the control group.  The patients selected will be treated with Capsule SM Fibro BD for 3 months along with oral physiotherapy and habit cessation in the control group.Various parameters will be evaluated at baseline and at regular intervals like trismus,improvement in tongue protrusion,cheek flexibility,etc.Follow -up of all patients will be continued till 6 months after completion of drug therapy  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  1)Patients aged 18-60 years diagnosed with Grade I,II and III OSMF planned for medicinal management alone.
2)Patient willing to quit betel nut (betel nut and tobacco )quid chewing habit.
3)Patients willing to report for routine follow-up and also to undergo histo-pathological evaluation, blood investigations and continued oral physiotherapy as per the study protocol.
 
 
ExclusionCriteria 
Details  1)Patients with Grade IV OSMF indicated for surgery
2)Prior H/O treatment for OSMF, Trauma,burns/sleroderma
3)Pregnant ladies, lactating mothers or those planning to conceive in the next 2 years.
4)Edentulous patients
5)Patients with h/o allergy to sea-food/ astaxanthin, lycopene, beta-carotene, selenium ,minerals,etc.
6)Patients with prior h/o radiotherapy, corticosteroid treatment,cardiovascular,liver or renal disorders
7)Patients with h/o bleeding disorders,auto-immune,diabetics,hypertensives,individuals with low calcium levels,asthmatics,iron metabolic disorders,thyroid disorders
8)Patients with severe obesity, h/o carbamazepine/phenytoin treatment, immuno-supressant,inflammatory bowel disease(due to effect on serum Ig A levels.) 
 
Method of Generating Random Sequence   Coin toss, Lottery, toss of dice, shuffling cards etc 
Method of Concealment   Pre-numbered or coded identical Containers 
Blinding/Masking   Participant and Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
1)Reduction in trismus (evaluated by measuring the maximum inter-incisal distance ) in Grade I, II and III Oral
Submucous Fibrosis patients treated with either astaxanthin / Capsule SM Fibro(standard antioxidant drug-lycopene,beta-carotene) along with habit cessation and oral physiotherapy. 
The difference in the maximum inter-incisal opening in millimeters will be evaluated at the start of study,1 month, 2 months ,3 months and 6 months after treatment in both the study group and control group. 
 
Secondary Outcome  
Outcome  TimePoints 
The following secondary outcomes will be evaluated in both study and control groups
1)Improvement in tongue protrusion 
The following secondary outcomes will be evaluated in both study and control 1)Improvement in tongue protrusion-evaluated by the maximum tongue protrusion in millimeters measured at the start of the study, 1 month, 2 months , 3 months and 6 months after the completion of drug therapy. 
2)Reduction in burning sensation and oral ulcers  2)Reduction in burning sensation and oral ulcers -by VAS Score will be evaluated at the start of study,1 month, 2 months ,3 months and 6 months after treatment 
3)Improvement in cheek flexibility.  3)Improvement in cheek flexibility by measuring the difference in maximum cheek flexibility in millimeters at the start of study,1 month, 2 months ,3 months and 6 months after treatment . 
4)Reduction in the histopathological grading of OSMF  4)Reduction in the histopathological grading of OSMF according to Khanna and Andrade classification (1995), at the start of study and 3 months after drug therapy. 
5)Change in the serum IgA levels in mg/ml.  5)Change in the serum IgA levels in mg/ml will be evaluated at the start of the study and 3 months after treatment. 
6)Adverse effects seen in patients after astaxanthin /Standard anti-oxidant Capsule SM Fibro administration   6)Adverse effects seen in patients after astaxanthin /Standard anti-oxidant Capsule SM Fibro administration will be noted from the time of administration upto 2 weeks, at the first , second ,third month visit as also 6 months after completion of treatment . 
7)The impact of OSMF on quality of life   7)The impact of OSMF on quality of life will be evaluated before treatment and at the end of treatment period(3 months ) using EORTC QLQ-35 .(European Organization for Research Training in cancer-Quality of life questionnaire-35) 
8)The effect of the drug based on the existing severity of disease  The effect of the drug based on the existing severity of disease will be evaluated based on the maximum inter-incisal opening and clinical grading of OSMF at the start of study, at 1 month, 2 months , 3 months and 6 months post drug treatment . 
9)Improvement in all above mentioned parameters   9)Improvement in all above mentioned parameters will be evaluated 6 months post treatment except for histo-pathological grading,
Serum IgA levels and EORTC Quality of life questionnaire which will be evaluated after 3 months 
 
Target Sample Size   Total Sample Size="114"
Sample Size from India="114" 
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)   16/01/2026 
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="2"
Months="0"
Days="0" 
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 - YES
  1. What data in particular will be shared?
    Response - Individual participant data that underlie the results reported in this article, after de-identification (text, tables, figures, and appendices).

  2. What additional supporting information will be shared?
    Response -  Study Protocol
    Response -  Statistical Analysis Plan
    Response - Informed Consent Form

  3. Who will be able to view these files?
    Response - Researchers who provide a methodologically sound proposal.

  4. For what types of analyses will this data be available?
    Response - To achieve aims in the approved proposal.

  5. By what mechanism will data be made available?
    Response - Proposals should be directed to [drjanicejohn1@gmail.com].

  6. For how long will this data be available start date provided 31-12-2027 and end date provided 30-06-2028?
    Response (Others) -  6 months following article publication

  7. Any URL or additional information regarding plan/policy for sharing IPD? 
    Additional Information - Nil
Brief Summary    Title : Prospective assessment of the efficacy of astaxanthin-a novel carotenoid anti-oxidant drug as compared to standard anti-oxidant drug (Capsule SM Fibro-lycopene,beta-carotene ) in the management of Grade I,II and III OSMF patients aged 18-60 years: A double- blind ramdomised controlled clinical trial.

OSMF is a highly prevalent disease in the Indian sub-continent with an alarming malignant transformation rate of about 4.2% ,as studied by Kujan O , Mello FW et al in 2021. The etiology being multifactorial , a number of medicinal and surgical approaches have been implemented.The role of oxidative stress in the etio-pathogenesis of this pre-malignant condition has been highlighted in a number of studies with elevated levels of malondialdehyde and 8-hydroxy-20 de-oxyguanosine found in a significant majority of these patients. The promising results obtained with anti-oxidants like lycopene, aloe-vera, curcumin, spirulina and capsules like SM-Fibro, Oxitard, etc have encouraged us to explore the potential of newer  carotenoids  like H. pluvialis derived super-antioxidant astaxanthin in mitigating the symptoms and intercepting the progress and malignant transformation in OSMF patients. Astaxanthin is also widely regarded for its potent anti-inflammatory, immuno-modulatory role via the transformation growth factor-beta 1 pathway.There is no literature available on the role of astaxanthin in OSMF patients with the only available clinical trial having no follow-up data or histopathological/ biomarker co-relation. In the present  study , our primary purpose is to   evaluate the efficacy of astaxanthin versus standard anti-oxidant capsule SM Fibro(lycopene, beta-carotene) in the management of GradeI,II and III OSMF patients planned for medicinal management alone. Patients who  fulfill the inclusion and exclusion criteria will  randomly (based on odd/even OPD no.)be alloted to the study/ control group and various parameters will be  evaluated at routine intervals as per the study protocol. Patients in the study group will be  treated with astaxanthin 4 mg BD for  3 months while those in the control group will be treated with Capsule SM Fibro(lycopene ,beta-carotene) for 3 months.Both groups will be advised oral physiotherapy and habit cessation too.Both investigator and patients will be meticulously kept blind to the treatment assignment. 
The null hypothesis of our study is :
There is no statistically significant difference in the efficacy of Astaxanthin as compared to standard antioxidant drug (Capsule SM Fibro-lycopene, beta-carotene) in the management of Grade I, II and III OSMF patients .

The alternate hypothesis is : There is statistically significant difference in the efficacy of Astaxanthin as compared to standard antioxidant Capsule SM Fibro(lycopene, beta-carotene) in the management of Grade I,II and III OSMF patients.
Various parameters like improvement in trismus,improvement in tongue protrusion, reduction in burning sensation, improvement in cheek flexibility, change in the serum IgA levels, change in the histopathological grading, impact of treatment on quality of life ,etc will be evaluated at the start of study and also at definite intervals .All patients will be kept on 6 month follow-up after treatment completion.
The results obtained in the study will be subjected to appropriate statistical tests and data interpretation will be done and research paper published. 
All ethical guidelines related to data collection, informed consent, confidentiality will be strictly adhered to.


 
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