A preliminary study on urinary excretion patterns of methylprednisolone after oral and intra-articular administration and effect on endogenous glucocorticosteroids profile.

Introduction: The use of glucocorticosteroids (GCs) through oral, intravenous, intramuscular, or rectal routes is prohibited in sports. Its use is permitted through inhalation, topical and intra-articular route of administration. Methylprednisolone (MP) is available for use by different routes for anti-inflammatory and immunosuppressive purposes.