Safety and Effectiveness of Fingolimod in Real-World Multiple Sclerosis Portuguese Patients.

Objectives: The aim of this study was to evaluate postmarketing fingolimod safety and effectiveness in a real-world clinical population.

Methods: This was a retrospective, single-center study with active multiple sclerosis patients treated with fingolimod with at least 12 months of follow-up. Demographic and clinical and imaging characteristics, including annualized relapse rate (ARR), Expanded Disability Status Score, previous treatment, adverse events, treatment duration, and reason for discontinuation, were analyzed.