The aim of this study is to evaluate of therapeutic efficacy of traditional medicine product "Squill Oxymel" in patients with knee osteoarthritis .
First, patients with osteoarthritis of the knee, according to the criteria approved by orthopedic specialist are recruited. Then the patients are informed about the project and presence of case and control groups and after obtaining the consent; they can be enrolled into the project.
Then the selected patients based on clinical and radiological osteoarthritis ACR criteria are divided into the two treatment and placebo groups.
The patients are randomized into the study groups and receive encoded drug (drug or placebo) to consume according to the instructions.
Patient and physician have no information about the glass content(by double-blind randomized clinical trial).
Considering the inclusion criteria and after filling the form and questionnaire by the patient, the patient will be given one week period as wash out of drug. X-rays of the knee is requested (if there is no x-ray in the past 6 months) along with the necessary tests to find patients with severe kidney or liver problems for exclusion criteria, such as BUN, CR, AST, ALT. Inflammatory tests, such as WBC, ESR, CRP and Specialized tests, such as IL6, SOD are measured as basic tests for patients. During this period, patients can use up to 4g / day of acetaminophen. The syrup will be used by dosage of two tablespoons every morning fasting with a glass of water for 2 months.The patients will be visited at weeks 0, 4 and 8 and at the end of the trial; the specialized tests(IL6, SOD) and inflammatory tests(WBC, ESR, CRP) are measured to compare the two groups.
One month after the end of treatment, at week 12, clinical symptoms are reevaluated and the questionnaires and forms are filled again as the follow up to the treatment.