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CTRI Number  CTRI/2024/02/063348 [Registered on: 29/02/2024] Trial Registered Prospectively
Last Modified On: 12/02/2024
Post Graduate Thesis  Yes 
Type of Trial  Observational 
Type of Study   Follow Up Study 
Study Design  Other 
Public Title of Study   Studying How Certain Genes Affect the Success of Medications (Buprenorphine and Naloxone) for Opioid Addiction Treatment 
Scientific Title of Study   Genetic polymorphism and treatment outcomes in opioid use disorder patients: A study of OPRD1 and OPRM1 variants in Buprenorphine and Naloxone pharmacotherapy 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Bikash Medhi 
Designation  Professor, Department of Pharmacology, PGIMER 
Affiliation  Post graduate institute of medical education and research, Chandigarh 
Address  Room No- 4043, Dept of Pharmacology Research Block-B, PGIMER, Chandigarh, India

Chandigarh
CHANDIGARH
160012
India 
Phone  9914207510  
Fax    
Email  drbikashus@yahoo.com  
 
Details of Contact Person
Scientific Query
 
Name  Bikash Medhi 
Designation  Professor, Department of Pharmacology, PGIMER 
Affiliation  Post graduate institute of medical education and research, Chandigarh 
Address  Room No- 4043, Dept of Pharmacology research block-B, PGIMER, Chandigarh, India

Chandigarh
CHANDIGARH
160012
India 
Phone  9914207510  
Fax    
Email  drbikashus@yahoo.com  
 
Details of Contact Person
Public Query
 
Name  Adarsh M V 
Designation  Junior resident, Department of Pharmacology, PGIMER 
Affiliation  Post graduate institute of medical education and research, Chandigarh 
Address  Room No- 4045, Dept of Pharmacology research block-B, PGIMER, Chandigarh, India

Chandigarh
CHANDIGARH
160012
India 
Phone  7008560493  
Fax    
Email  drmvadarsh@gmail.com  
 
Source of Monetary or Material Support  
PGIMER(post graduate institute of medical education and research, Chandigarh) 
 
Primary Sponsor  
Name  PGIMER, Chandigarh 
Address  Post Graduate Institute of Medical Education and Research, sector 12, Chandigarh, pin 160012 
Type of Sponsor  Research institution and hospital 
 
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 
Prof Bikash Medhi  PGIMER  Room No-104,DDTC,Department of Psychiatry, PGIMER, sector 12, Chandigarh, India, pin 160012
Chandigarh
CHANDIGARH 
9914207510

drbikashus@yahoo.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional ethics committee(intramural), PGIMER  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: F112||Opioid dependence,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  NIL  NIL 
Comparator Agent  NIL  NIL 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  Age: 18-65 years, Either gender, Diagnosis of moderate or severe OUD as per DSM-V criteria or opioid dependence as per ICD-11, Providing written informed consent, Participants within a week of initiating buprenorphine naloxone (BNX) treatment.
 
 
ExclusionCriteria 
Details  Presence of cardiomyopathy, Patients with liver disease
 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
Treatment retention- time in weeks until buprenorphine/naloxone treatment discontinuation  assessed every week 
 
Secondary Outcome  
Outcome  TimePoints 
Proportion of negative urine screen for opioids other than buprenorphine, Mean daily dose of buprenorphine(buprenorphine and naloxone), Adverse effects associated with buprenorphine
 
assessed every month 
 
Target Sample Size   Total Sample Size="300"
Sample Size from India="300" 
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)   01/03/2024 
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="6"
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  

Aim:

To assess pharmacogenetic factors related to buprenorphine/naloxone treatment response in opioid use disorder patients.

Primary objective:

To compare treatment retention between OPRD1 and OPRM1 variants.

Secondary objectives:

Compare the proportion of negative urine drug screens

Compare the mean daily dose requirements

Analyse adverse effects of buprenorphine/naloxone

 

Methodology:

Sample size: 420 participants meeting inclusion and exclusion criteria.

Study site: Conducted at PGIMER, Chandigarh, India, in collaboration with the Pharmacology and Psychiatry departments.

Design: Prospective observational study.

 

Plan:

Select participants and obtain consent.

Screen and exclude if needed.

Genotype blood samples.

Weekly adherence follow-up.

Urine screening for non-buprenorphine opioids during treatment.

Monitor adverse effects.

 

Sampling: Draw 5 mL venous blood via IV catheters. Collect monthly urine samples in sterile containers.

 

Outcomes:

Primary outcome: Treatment retention

Secondary outcomes: Proportion of negative urine drug screens for relapse, mean daily buprenorphine dose, percentage of buprenorphine-associated adverse effects.

 

Statistical Evaluation: Conduct appropriate statistical analysis to identify significant associations between pharmacogenomic variants and treatment outcomes.

 
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