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CTRI Number  CTRI/2017/05/008544 [Registered on: 12/05/2017] Trial Registered Retrospectively
Last Modified On: 09/11/2022
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Surgical/Anesthesia 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Effect of Dexamethasone on the efficacy of anesthesia in painful teeth 
Scientific Title of Study   A Prospective Randomized Double Blind Clinical Trial to Assess the Efficacy of Twin Mix and Lidocaine on Inferior Alveolar Nerve Block in Patients with Irreversible Pulpitis 
Trial Acronym  IANB 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  MAMTA KAUSHIK 
Designation  Professor and Head 
Affiliation  Army College of Dental Sciences 
Address  Deparment of Conservative Dentistry and Endodontics Room no 9 Army College of Dental Sciences Jai Jawahar Nagar CRPF-Chennapur road Secunderabad
Jai Jawahar Nagar CRPF-Chennapur Road Balaji Nagar Secunderabad
Hyderabad
ANDHRA PRADESH
500087
India 
Phone  9391010325  
Fax    
Email  mamkaushik@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  MAMTA KAUSHIK 
Designation  Professor and Head 
Affiliation  Army College of Dental Sciences 
Address  Conservative Dentistry and Endodontics Army College of Dental Sciences Jai Jawahar Nagar CRPF-Chennapur Road Balaji Nagar Secunderaba
Jai Jawahar Nagar CRPF-Chennapur Road Balaji Nagar Secunderabad
Hyderabad
ANDHRA PRADESH
500087
India 
Phone  9391010325  
Fax    
Email  mamkaushik@gmail.com  
 
Details of Contact Person
Public Query
 
Name  MAMTA KAUSHIK 
Designation  Professor and Head 
Affiliation  Army College of Dental Sciences 
Address  Conservative Dentistry and Endodontics Army College of Dental Sciences Jai Jawahar Nagar CRPF-Chennapur Road Balaji Nagar Secunderabad
Jai Jawahar Nagar CRPF-Chennapur Road Balaji Nagar Secunderabad
Hyderabad
ANDHRA PRADESH
500087
India 
Phone  9391010325  
Fax    
Email  mamkaushik@gmail.com  
 
Source of Monetary or Material Support  
Army College of Dental Sciences; Jai Jawahar Nagar CRPF-Chennapur Road Balaji Nagar SecunderabadSecunderabad 
 
Primary Sponsor  
Name  Mamta Kaushik 
Address  Army College of Dental Sciences Jai Jawahar Nagar CRPF-Chennapur Road Secunderabad 
Type of Sponsor  Other [Personally funded but conducted in the Dental College] 
 
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 
Mamta Kaushik  Army College of Dental Sciences  Jai jawahar Nagar CRPF-Chennapur Road Secunderabad
Hyderabad
ANDHRA PRADESH 
9391010325

mamkaushik@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethical Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  Patient clinically diagnosed with irreversible pulpitis Age: 18-50 years Currently feeling pain: Good health Not taking any medication that would alter the perception of pain,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Dexamethasone with Lidocaine  4mg Dexamethasone in 1:200000 Epinephrine 2% Lidocaine 
Comparator Agent  Lidocaine  1:200000 Epinephrine and 2% Lidocaine; compared to ; 4mg Dexamethasone mixed with 1:200000 Epinephrine and 2% Lidocaine 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  50.00 Year(s)
Gender  Both 
Details  1. Age: 18-50 years
2. Currently feeling pain:
3. Good health
4. Not taking any medication that would alter the perception of pain determined by verbal questioning and written questionnaire.
5. Patient has to be clinically diagnosed with irreversible pulpitis on the basis of
1. Moderate to severe spontaneous pain
2. Prolonged response to cold testing and
3. Positive response to the electric pulp test 
 
ExclusionCriteria 
Details  Existence of acute infection and/or swelling
Systemic disorders
History of complications associated with LA
 
 
Method of Generating Random Sequence   Coin toss, Lottery, toss of dice, shuffling cards etc 
Method of Concealment   Case Record Numbers 
Blinding/Masking   Participant and Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
Twin Mix may prove to be an effective anesthetic in cases of Irreversible Pulpitis  The result will be evaluated in 25 minutes after injection 
 
Secondary Outcome  
Outcome  TimePoints 
Twin Mix may prove to be more effective as compared to Lidocaine in cases of Irreversible Pulpitis   Routine Clinical Application 
 
Target Sample Size   Total Sample Size="50"
Sample Size from India="50" 
Final Enrollment numbers achieved (Total)= "30"
Final Enrollment numbers achieved (India)="30" 
Phase of Trial   N/A 
Date of First Enrollment (India)   23/01/2017 
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="3"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details
Modification(s)  
Published in Anesth Prog. 2020 Dec 1;67(4):207-213. doi: 10.2344/anpr-67-03-11.  
Individual Participant Data (IPD) Sharing Statement

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

Brief Summary  
Achieving successful pulpal anaesthesia in healthy mandibular teeth is a challenge for the practitioner, with a success rate of 51-65% There have been multiple suggestions to control this pain  :

1. Supplementary anaesthesia –

Intraligamentary
Intraosseous
Intrapulpal

2. buccal infiltrations of articaine, ketarol, dexamethasone

 3. Premedication with analgesics and steroids ( Ibuprofen, Ketarol, Dexamethazone )   

Use of steroid as oral, parental and submucosal routes has been extensively studied in third molar impaction surgeries.

One method of delivery suggested is mixing the steroid in the LA solution – TWIN MIX

This mixture has been extensively studied and found to be very effective .

The efficacy in teeth with irreversible pulpitis has not been studied 

The aim of this study is to assess the anaesthetic efficacy of twin mix for achieving successful pulpal anaesthesia when used in IANB, and in cases of irreversible pulpitis.


 
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