This document contains information about sphingosine-1-phosphate receptor (S1PR) modulators that are approved or emerging treatments for multiple sclerosis. It provides a table showing the selectivity of fingolimod, ozanimod, siponimod, and ponesimod for different S1PR subtypes and their association with various cell types. It also summarizes the clinical profiles of fingolimod, ozanimod, siponimod and ponesimod based on clinical trial data, showing their effectiveness in treating relapsing or secondary progressive multiple sclerosis with generally favorable safety profiles.