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Study aim
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Comparison of prolotherapy with erythropoietin and ozone with injections of sodium hyaluronate, chondroitin sulfate and ozone in reducing pain in patients with knee osteoarthritis
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Design
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The clinical trial without control group, with parallel groups, non blinded, non-randomized, and in phase 3 of clinical trial studies.
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Settings and conduct
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This study was carried out as a non blinded clinical trial at the pain clinic of zahedan university of medical sciences. Patients with inclusion criteria are considered as study group, in this study 100 cases with inclusion criteria were selected. They divided into two intervention group.
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Participants/Inclusion and exclusion criteria
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Patients with knee osteoarthritis, informed consent to participate in the study, complications of pain, crepitus and knee stiffness for at least three months and visual analogue scale more than 3 included for study, and patients with infection, any knee injections in the last three months, diabetes mellitus, history of rheumatoid arthritis, injection of steroid drugs over the past two months, drug addiction, arthroplasty, body mass index more than 42, history of cancer, pregnancy, radiculopathy, neuropathy and nnticoagulant use excluded from study.
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Intervention groups
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In the first intervention group, erythropoietin was used twice with a dose of 4000 international units / ml made in Iran in Razavi Pharmaceutical Company in collaboration with the Austrian company with 7 cc ozone 25 µg / ml, in the second intervention group, 3 cc injection of a mixture of sodium hyaluronate and chondroitin sulfate solution produced by Raha Pharmaceutical Company in collaboration with France was used once with 7 cc ozone 25 µg / ml.
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Main outcome variables
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Knee pain