Efficacy and Safety of SKCPT in Patients With Knee Osteoarthritis: Phase III Clinical Trial

Inclusion Criteria: * Adult males and females aged 20 to 75 years * Kellgren-Lawrence (KL) grade 1 to 3 * Individuals who voluntarily decide to participate in the study and provide written informed consent form * Individuals who can understand and follow instructions and can participate in the study during the entire study period Exclusion Criteria: * Individuals who have clear secondary osteoarthritis caused by inflammatory, infectious, metabolic arthritis, or other conditions such as rheumatoid arthritis, rather than primary knee osteoarthritis as determined by the investigator * Individuals with other factors that could potentially affect the assessment of this clinical study due to pain caused by osteoarthritis or other conditions in the hip joint * Individuals who have undergone knee joint arthroplasty * Individuals who have undergone open knee surgery (ligament reconstruction, osteotomy) within 3 years prior to the screening visit