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CTRI Number  CTRI/2025/09/094053 [Registered on: 01/09/2025] Trial Registered Prospectively
Last Modified On: 01/09/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Behavioral
Other (Specify) [Chatbot assisted intervention]  
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   A clinical trial to test the efficacy of a virtual assistant/chatbot in tobacco and alcohol use patients compared to standard treatment. 
Scientific Title of Study   Process & patient outcomes with an AI enabled treatment package for alcohol and nicotine use disorder  
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 Aniruddha Basu 
Designation  Additional Professor 
Affiliation  All India Institute of Medical Sciences, AIIMS Kalyani 
Address  All India Institute of Medical Sciences, Department of Psychiatry, Room 315, 3rd Floor Kalyani Nadia WEST BENGAL 741245 India

Nadia
WEST BENGAL
741245
India 
Phone  8968979239  
Fax    
Email  aniruddha.psy@aiimskalyani.edu.in  
 
Details of Contact Person
Scientific Query
 
Name  Dr Aniruddha Basu 
Designation  Additional Professor 
Affiliation  All India Institute of Medical Sciences, AIIMS Kalyani 
Address  All India Institute of Medical Sciences, Department of Psychiatry, Room 315, 3rd Floor Kalyani Nadia WEST BENGAL 741245 India


WEST BENGAL
741245
India 
Phone  8968979239  
Fax    
Email  aniruddha.psy@aiimskalyani.edu.in  
 
Details of Contact Person
Public Query
 
Name  Dr Aniruddha Basu 
Designation  Additional Professor 
Affiliation  All India Institute of Medical Sciences, AIIMS Kalyani 
Address  All India Institute of Medical Sciences, Department of Psychiatry, Room 315, 3rd Floor Kalyani Nadia WEST BENGAL 741245 India


WEST BENGAL
741245
India 
Phone  8968979239  
Fax    
Email  aniruddha.psy@aiimskalyani.edu.in  
 
Source of Monetary or Material Support  
Indian Council of Medical Research (ICMR) 
 
Primary Sponsor  
Name  Indian Council of Medical Research 
Address  New Delhi 
Type of Sponsor  Research institution 
 
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 Aniruddha Basu  AIIMS Kalyani  All India Institute of Medical Sciences, Kalyani Nadia WEST BENGAL 741245 India
Nadia
WEST BENGAL 
8968979239

aniruddha.psy@aiimskalyani.edu.in 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee of AIIMS Kalyani  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Healthy Human Volunteers  Control condition 
Patients  (1) ICD-10 Condition: F172||Nicotine dependence,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Active arm  Active eDOSTHI intervention adjunct to standard treatment 
Comparator Agent  Placebo arm  Disabling the interactive elements and retaining only the educational content 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  - 18-65 years of either sex.
- Used more than once tobacco in any form (smoking or smokeless) in the last one
month.
- Fagerstrom test for Nicotine dependence (FTND) moderate and severe (more than
6).
- Accepts help to quit smoking next month.
- Owns a mobile smart phone/electronic device running under Android OS and
subscribing to an internet connection and services under 4G/5G technology and
with the ability to install an application.
- Understands spoken and written English or Bengali language, and is able to
communicate electronically 
 
ExclusionCriteria 
Details  - Severe medical or psychiatric illness as per self-report.
- Regular usage of drugs or alcohol (as per single question self-report) 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment    
Blinding/Masking    
Primary Outcome  
Outcome  TimePoints 
The expected outcome of the study will be a significant reduction in tobacco usage from the baseline, reflected in self-report, psychological scales, level of carbon monoxide and other
biochemical parameters. 
Baseline, 4 weeks, 26 weeks 
 
Secondary Outcome  
Outcome  TimePoints 
Change in GAD 7 and PHQ 9 scores  Baseline, 4 weeks, 26 weeks 
 
Target Sample Size   Total Sample Size="440"
Sample Size from India="440" 
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   N/A 
Date of First Enrollment (India)   01/01/2026 
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="3"
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  

Tobacco use and dependence pose a substantial public health challenge in our country. Thus, there is a need to enable patients who wish to quit tobacco use by linking them to treatment services and guiding them through the treatment course. Moreover, there is a well-established association between tobacco use and other substances. This study proposes using  artificial intelligence (AI) methods to increase the reach and ease of treatment for tobacco cessation.

The purpose of this study is to carry out a randomised controlled trial to evaluate a language compatible and culturally-adapted mobile application (Electronic means of Decreasing Overuse of Substance like Tobacco- a Health Promoting Intervention: eDOSTHI) that can help patients with tobacco use to obtain medical advice and achieve abstinence.
 
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