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CTRI Number  CTRI/2021/04/032704 [Registered on: 09/04/2021] Trial Registered Prospectively
Last Modified On: 02/10/2023
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Dentistry 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   A clinical trial to study the effects of photodynamic therapy in the management of gum disease 
Scientific Title of Study   Comparing the efficacy of photodynamic therapy with 1% malachite green or 1% methylene blue when used adjunctively to scaling and root planing in the treatment of chronic periodontitis 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Alina Pauly 
Designation  Postgraduate 
Affiliation  Rajarajeswari Dental College and Hospital 
Address  Rajarajeswari Dental College and Hospital, Ramohalli cross, Kumbalgodu, Mysore road, Bangalore

Bangalore
KARNATAKA
560074
India 
Phone  8197808384  
Fax    
Email  alinapauly94@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Vinaya Kumar R 
Designation  Professor 
Affiliation  Rajarajeswari Dental College and Hospital 
Address  Rajarajeswari Dental College and Hospital, Ramohalli cross, Kumbalgodu, Mysore road, Bangalore

Bangalore
KARNATAKA
560074
India 
Phone  9844301016  
Fax    
Email  drrvinayakumar@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Vinaya Kumar R 
Designation  Professor 
Affiliation  Rajarajeswari Dental College and Hospital 
Address  Rajarajeswari Dental College and Hospital, Ramohalli cross, Kumbalgodu, Mysore road, Bangalore

Bangalore
KARNATAKA
560074
India 
Phone  9844301016  
Fax    
Email  drrvinayakumar@gmail.com  
 
Source of Monetary or Material Support  
Rajarajeswari Dental College and Hospital 
 
Primary Sponsor  
Name  Alina Pauly 
Address  Rajarajeswari Dental College and Hospital, Ramohalli cross, Kumbalgodu, Mysore road, Bangalore- 560074 
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 
Alina Pauly  Rajarajeswari Dental College and Hospital  room no 4, Rajarajeswari Dental College and Hospital, Ramohalli cross, Kumabalgodu, Mysore road, Bangalore- 560074.
Bangalore
KARNATAKA 
8197808384

alinapauly94@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Ethical committee of Rajarajeswari Dental College and Hospital  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied
Modification(s)  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K053||Chronic periodontitis,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  1% malachite green   1% malachite green at baseline.  
Comparator Agent  1% methylene blue  1% methylene blue at baseline.  
 
Inclusion Criteria  
Age From  30.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  A minimum of one tooth each in two contralateral quadrants having at least one site with a probing depth of ≥ 5mm and ≤ 7mm. Systemically healthy patients.
Not received any antibiotics in the past 6 months.
Plaque and Gingival index score of less than 1 
 
ExclusionCriteria 
Details  Smokers.
Pregnant and lactating women.
Allergic to malachite green or methylene blue.
Active periodontal treatment within the last 6 months. 
 
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 
Changes in probing depth(PD) and clinical attachment level(CAL) will be observed in the experimental sites.  baseline, 3 months, 6 months 
 
Secondary Outcome  
Outcome  TimePoints 
Changes in plaque index scores, gingival index scores and bleeding index scores will be documented   At the baseline visit, 3 months and 6 months 
 
Target Sample Size   Total Sample Size="40"
Sample Size from India="40" 
Final Enrollment numbers achieved (Total)= "5"
Final Enrollment numbers achieved (India)="5" 
Phase of Trial   Phase 2/ Phase 3 
Date of First Enrollment (India)   10/04/2021 
Date of Study Completion (India) 24/11/2021 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Completed 
Recruitment Status of Trial (India)  Completed 
Publication Details   NIL 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary  
Photodynamic therapy (PDT) is an approach that combines low level laser light with a photosensitizer that binds to the target cells. In the excited state, photosensitizers react with oxygen in the environment generating reactive oxygen species that cause oxidative damage to target cells. Thus, PDT can be an alternative for reducing bacterial load in pockets.Studies have shown a significant reduction in probing depth (PD) when PDT was employed as an adjunct to SRP. However, there is dearth of studies in literature that have compared the photosensitizers, methylene blue and malachite green when used as dyes in PDT. Hence, this study is being undertaken to compare the efficacy of 1% methylene blue and 1% malachite green in improving clinical parameters when used as a component of PDT in chronic periodontitis patients.

 
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