Management of Joint Pain Associated With Osteoarthritis of the Knee With Association of Plant Extracts.

Inclusion Criteria: * VAS of pain : minimum 5/10 on walking or 4/10 at rest * Patients with a negative PASS (patient considering that the symptomatic state is not acceptable) * Suffering from mono or bilateral femoro-tibial knee osteoarthrosis with painful seizures (confirmed by a radio of less than two years: stage 2 or 3 on the Kellgreen scale - clinical examination) * Having agreed to participate in the investigation after receiving information from the investigator Exclusion Criteria: * Patients with rheumatological disorders other than osteoarthritis * Patients for whom knee surgery is planned within 3 months * Patients who started treatment with chondroitin sulphate (or all treatments of osteoarthritis other than anti-inflammatories and analgesics) for less than one month * Patients with a BMI greater than 35 * Patients with chronic pain that can interfere with knee osteoarthritis pain * Patients with reduced mobility or bedridden * Patients with cognitive impairments not able to participate in the study * Patients with known allergies to any of the ingredients of Cartimotil Fort® * Pregnant or breastfeeding patients * Patients who do not wish to participate in the study.