Phase III Study to Assess the Safety and Efficacy of SL1002 for Osteoarthritis Knee Pain

Inclusion Criteria includes: 1. Male or female patients ≥ 40 years of age 2. Body Mass Index (BMI) limits 3. Chronic knee pain resulting from osteoarthritis 4. Kellgren-Lawrence Grade 2 (mild) or Grade 3 (moderate) 5. Baseline KOOS pain 6. Patients taking baseline analgesics 7. Diagnostic nerve block response 8. Compliance with identified study requirements Exclusion Criteria includes: 1. Non-OA inflammatory arthritis 2. Confounding elements 3. Lower limb amputation. 4. Specified alternate historic treatments 5. Identified underlying physiologic or psychosocial conditions 6. Patient Health Questionnaire 7. Moderate to severe hepatic impairment 8. Moderate to severe renal impairment 9. Identifiable baseline medications 10. Protocol compliance requirements 11. Known allergies or hypersensitivity to identified agents 12. Identified alcohol or drug abuse history 13. Identified underlying physical exam findings: ECG abnormalities or vital sign abnormalities during study screening per investigator assessment 14. Identified underlying abnormal laboratory results