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CTRI Number  CTRI/2023/11/059765 [Registered on: 13/11/2023] Trial Registered Prospectively
Last Modified On: 24/01/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Randomized, Parallel Group, Placebo Controlled Trial 
Public Title of Study   Prolozone Therapy for Osteoarthritis of the Knee Study 
Scientific Title of Study   Comparison of the analgesic efficacy of combined peri-articular hypertonic dextrose prolotherapy, intra-articular Magnesium and Ozone (Dextrose Magnesium Ozone Therapy) with Intra articular Corticosteroid in the management of moderate-severe Osteoarthritis of the Knee: Randomized Double-Blind, Placebo-controlled 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 Niraj Gopinath 
Designation  Senior consultant in Anaesthesia and Pain Medicine 
Affiliation  Sri Madhusudan Sai Institute of Medical Sciences and Research, 
Address  Sri Madhusudan Sai Institute of Medical Sciences and Research, Muddenahalli Chikkaballapur

Bangalore Rural
KARNATAKA
562101
India 
Phone  9036119279  
Fax    
Email  niraj.gopinath@smsimsr.org  
 
Details of Contact Person
Scientific Query
 
Name  Dr Niraj Gopinath 
Designation  Senior consultant in Anaesthesia and Pain Medicine 
Affiliation  Sri Madhusudan Sai Institute of Medical Sciences and Research, 
Address  Sri Madhusudan Sai Institute of Medical Sciences and Research, Muddenahalli Chikkaballapur

Bangalore Rural
KARNATAKA
562101
India 
Phone  9036119279  
Fax    
Email  niraj.gopinath@smsimsr.org  
 
Details of Contact Person
Public Query
 
Name  Dr Niraj Gopinath 
Designation  Senior consultant in Anaesthesia and Pain Medicine 
Affiliation  Sri Madhusudan Sai Institute of Medical Sciences and Research, 
Address  Sri Madhusudan Sai Institute of Medical Sciences and Research, Muddenahalli Chikkaballapur

Bangalore Rural
KARNATAKA
562101
India 
Phone  9036119279  
Fax    
Email  niraj.gopinath@smsimsr.org  
 
Source of Monetary or Material Support  
Sri Madhusudan Sai Institute of Medical Sciences and Research Muddenahalli Chikkaballapur Karnataka 562101 
 
Primary Sponsor  
Name  Sri Madhusudan Sai Institute of Medical Sciences and Research, 
Address  Muddenahalli Chikkaballapur Karnataka 562101 
Type of Sponsor  Private medical 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 
Dr Niraj Gopinath  Sri Madhusudan Sai Institute of Medical Sciences and Research,  Department of Pain Medicine Near Orthopaedic OPD Room number 7 Rajeshwari Block Muddenahalli
Bangalore Rural
KARNATAKA 
9036119279

niraj.gopinath@smsimsr.org 
 
Details of Ethics Committee
Modification(s)  
No of Ethics Committees= 2  
Name of Committee  Approval Status 
Ramaiah Medical College Ethics Committee  Approved 
Ramaiah Medical College Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: O||Medical and Surgical,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Corticosteroid  Intra Articular Corticosteroid Therapy: Under real-time ultrasound guidance, a 21-gauge 50 mm needle will be positioned in the supra-patellar recess and 30 mg depot methylprednisolone diluted in 8 ml of normal saline will be injected into the knee joint. Thereafter, 11 sham injections with a small 26-gauge needle will be performed around the knee. The procedure will be performed in 30 minutes. The procedure will be repeated twice, once every three weeks. 
Intervention  Hypertonic dextrose, ozone, magnesium  Under real-time ultrasound guidance, a 21-gauge 50 mm needle will be positioned in the supra-patellar recess and 8 ml of 15% dextrose and 500 mg of magnesium will be injected into the knee joint. The needle will be left in situ and 7 ml of 70 microgram of ozone will be injected into the intra-articular space and the needle removed. Eleven extra articular injections around the knee will be performed. Following injections, passive knee movements will be performed by the operator. The procedure will be performed in 30 minutes. The procedure will be repeated twice, once every three weeks. 
Comparator Agent  Normal Saline  Intra Articular Saline Therapy: Under real-time ultrasound guidance, a 21-gauge 50 mm needle will be positioned in the supra-patellar recess and 8 ml of normal saline will be injected into the knee joint. Thereafter, 11 injections of 2 ml of saline each with a small 26-gauge needle will be performed around the knee. The procedure will be performed in 30 minutes. The procedure will be repeated twice, once every three weeks. 
 
Inclusion Criteria  
Age From  40.00 Year(s)
Age To  80.00 Year(s)
Gender  Both 
Details  Adult patients aged 40 years and above, who meet the American College of Rheumatology criteria for osteoarthritis (knee pain for most of the days of the previous month and osteophyte (s) at the joint line visible on X ray) 29, are willing to consent and have moderate-severe OAK.
Clinical Severity: Patients should have a mean score of 1.5 - 3.5 on WOMAC A sub score30, 31.
Radiological Severity of Osteoarthritis of the knee is based on the criteria defined by Kellgren and Lawrence, which grades OAK into 0-4 grades32. This study will be including Grade 3 and Grade 4 Osteoarthritis of the knee
 
 
ExclusionCriteria 
Details  Participants unwilling to provide consent
Patients with mild OAK
Participants with known history of drug allergy to bupivacaine, corticosteroid or lidocaine
Patients on anticoagulant or antiplatelet medication
Patients who have had a myocardial infraction in the last 6 months
Patients with secondary OAK (gout, RA, Psoriasis) or generalized osteoarthritis
Patients who have received intra articular steroids into any joint within 3 months
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant and Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
Change from in mean WOMAC A sub score at 24 weeks after third treatment between groups  Change from in mean WOMAC A sub score at 24 weeks after third treatment between groups 
 
Secondary Outcome  
Outcome  TimePoints 
30 seconds sit to stand test  Baseline and at 3, 6, 12, 24 weeks after the third treatment 
WOMAC Total score  Baseline and at 3, 6, 12, 24 weeks after the third treatment 
Patient Satisfaction with management  24 weeks after the third treatment 
Radiological change in knee joint space (DMO arm only)
 
at 24 weeks after third treatment  
 
Target Sample Size   Total Sample Size="180"
Sample Size from India="180" 
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 4 
Date of First Enrollment (India)   18/11/2023 
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)
Modification(s)  
Closed to Recruitment of Participants 
Recruitment Status of Trial (India)  Closed to Recruitment of Participants 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

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

Response - YES
  1. What data in particular will be shared?
    Response - Individual participant data that underlie the results reported in this article, after de-identification (text, tables, figures, and appendices).

  2. What additional supporting information will be shared?
    Response - Clinical Study Report

  3. Who will be able to view these files?
    Response - Researchers whose proposed use of the data has been approved by an independent review committee identified for this purpose.

  4. For what types of analyses will this data be available?
    Response - For individual participant data meta-analysis.

  5. By what mechanism will data be made available?
    Response - Proposals should be directed to [niraj.gopinath@smsimsr.org].

  6. For how long will this data be available start date provided 02-08-2027 and end date provided 01-08-2030?
    Response - Beginning 9 months and ending 36 months following article publication.

  7. Any URL or additional information regarding plan/policy for sharing IPD? 
    Additional Information - NIL
Brief Summary  

 Osteoarthritis of the knee (OAK) can cause significant pain, dysfunction, distress and impaired quality of life affecting 3.3% of the worldwide population1. OAK is not just a disease of the cartilage. Pain generators in OAK are present in both intra and extra articular structures2 ,3. Initial management includes analgesic medications and physiotherapy. Patients who fail to respond have two major options that include intra-articular treatments and total knee replacement (TKR)4-7. TKR is a major and expensive undertaking. There is a 10-20% chance of persistent knee pain after TKR8, 9. Various intra-articular treatments have been trialed with an objective of providing pain relief, improving function and avoiding or delaying TKR. These include intra-articular corticosteroid (IACS), intra-articular platelet rich plasma (PRP) therapy, intra-articular hyaluronidase, hypertonic dextrose prolotherapy (HDP) and Ozone therapy4-7, 10-12. Hyaluronic acid is not recommended for routine use in the treatment of symptomatic OAK4.  IACS injection is the recommended standard treatment4. However, there is a potential for chondrotoxic and osteoporotic side effects5. PRP therapy requires specialized equipment and theatre setting to avoid infection (septic arthritis)6. Intra-articular ozone therapy has a good safety profile11, 12. However, analgesia beyond 6 months is questionable12

Corticosteroid, PRP or Hyaluronidase target the intra articular pain generator while ignoring the extra-articular structures like ligaments and muscles. HDP involves peri-articular injections that targets intra and extra articular pain generators, is cost effective, has an excellent safety profile with potential regenerative benefits14, 15. However, it provides short-term benefit in OAK14-16.

Intra articular magnesium (IAM) has significant analgesic benefits following knee arthroscopy17. There is experimental evidence that IAM prevents progression of OAK18

There have been no studies till date that has compared the effectiveness of combined Dextrose Magnesium Ozone (DMO) Therapy with corticosteroid Therapy. Our hypothesis is that by combining the regenerative, analgesic and immunomodulating properties of Hypertonic Dextrose, Ozone and Magnesium, durable analgesia and improved function can be provided at a low cost. The present study assesses analgesic efficacy of Dextrose Magnesium Ozone (DMO) Therapy when compared to IACS.

 
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