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CTRI Number  CTRI/2025/05/086504 [Registered on: 07/05/2025] Trial Registered Prospectively
Last Modified On: 05/05/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Dentistry 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Studying how a single-shade tooth-colored filling blends with natural teeth and if it causes discoloration at the edges. A Clinical trial 
Scientific Title of Study   Evaluation of the optical behaviour and marginal discoloration of a single shade resin composite with a chameleon effect - A Randomized 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 BHARGAV PATEL 
Designation  PG Student 
Affiliation  Government Dental College and Hospital Jamnagar 
Address  2nd Floor, Department of Conservative Dentistry and Endodontics,Government Dental College and Hospital, Pathikashram Road,Navagam Ghed Jamnagar

Jamnagar
GUJARAT
361008
India 
Phone  9726695218  
Fax    
Email  bhargav.patel8328@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Leena Jobanputra  
Designation  Professor and Head of Department  
Affiliation  Government Dental College and Hospital Jamnagar 
Address  Department of Conservative Dentistry and Endodontics, Pathikashram Main road, Navagam, Jamnagar, Gujarat

Jamnagar
GUJARAT
361008
India 
Phone  9879503545  
Fax    
Email  lihiren@yahoo.com   
 
Details of Contact Person
Public Query
 
Name  Dr Leena Jobanputra  
Designation  Professor and Head of Department  
Affiliation  Government Dental College and Hospital Jamnagar 
Address  Department of Conservative Dentistry and Endodontics, Pathikashram Main road, Navagam, Jamnagar, Gujarat

Jamnagar
GUJARAT
361008
India 
Phone  9879503545  
Fax    
Email  lihiren@yahoo.com   
 
Source of Monetary or Material Support  
Government Dental College and Hospital, Jamnagar, Pathikashram Main Road, Navagam, Jamnagar, Gujarat 361008  
 
Primary Sponsor  
Name  Dr BHARGAV PATEL 
Address  2nd Floor, Department of Conservative Dentistry and Endodontics,Government Dental College and Hospital,pathikashram Road,Navagam Ghed,Jamnagar Gujarat 361008 
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 
Dr Bhargav Patel  Government Dental College and Hospital, Jamnagar   203, second floor, Department of Conservative Dentistry and Endodontics Jamnagar GUJARAT
Jamnagar
GUJARAT 
9726695218

bhargav.patel8328@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee, M.P. Shah Medical College and Guru Gobind Singh Hospital, Jamnagar   Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Healthy Human Volunteers  Dental Caries  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Class 1 control cavity Restoration with tetric n ceram resin composite  After class 1 tooth preparation cavity etching with 37% phosphoric acid followed by bonding agent- 8th generation -followed by curing with blue phase curing light, restoration with increment wise tetric n ceram resin composite 
Intervention  Class 1 test cavity Restoration with omnichroma single shade composite  After class 1 tooth preparation cavity etching with 37% phosphoric acid followed by bonding agent- 8th generation -followed by curing with blue phase curing light, restoration with tokuyama omnihroma single shade resin composite 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  45.00 Year(s)
Gender  Both 
Details  1.The Age group of 18-45 years with excellent systemic health condition.
2.At least two molar or premolars with occlusal carious lesions where the size of the cavity was less than one-third of the inter- cuspal distance.
3.Absence of any signs of fistula, pulp exposure, periodontal tissue swelling or abnormal tooth mobility as determined by radiographs or clinical examination.
4.Patients who can maintain good oral hygiene.
5.Patients who consented to come for follow-up.
 
 
ExclusionCriteria 
Details  1.Poor oral hygiene, recession, alveolar bone loss.
2.Heavy smokers, parafunctional habits such as bruxism or traumatic occlusion.
3.Natural opposing teeth with existing restorations.
4.Teeth with very deep carious lesion.
5.Patient taking antibiotic medications within the last 1 Week or the use of analgesics.
6.Medically compromised patients, pregnant women and therapeutic radiation to the head and neck region.
 
 
Method of Generating Random Sequence   Coin toss, Lottery, toss of dice, shuffling cards etc 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant and Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
USPHS CRITERIA, COLOR MATCHING  1 year 
 
Secondary Outcome  
Outcome  TimePoints 
COLOR MATCHING  1 year 
 
Target Sample Size   Total Sample Size="35"
Sample Size from India="35" 
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 3/ Phase 4 
Date of First Enrollment (India)   16/06/2025 
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="0"
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   This study involves 35 patients, each receiving two Class I posterior composite restorations using a split-mouth design. One side will be treated with Omnichroma composite (test group), and the other with Tetric-N-Ceram (control group). A total of 70 cavities will be evaluated. Standard clinical procedures, including case history, radiographic and vitality assessments, and shade selection (for control group), will be performed. Cavities will be prepared, etched, bonded, and filled with designated materials using layered techniques. Restorations will be finished, and after 24 hours of rehydration, color match and stability will be assessed by three blinded evaluators using USPHS criteria and magnification tools. 
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