Animals, Anti-Inflammatory Agents - analysis, Anti-Inflammatory Agents - pharmacokinetics, Basic Research, Cartilage, Articular - drug effects, Delayed-Action Preparations, Dogs, EP-104IAR, Female, Fluticasone - analysis, Fluticasone - pharmacokinetics, fluticasone propionate, Injections, Intra-Articular, knee, Male, Microplastics - analysis, Microplastics -...