Fingolimod hydrochloride is the hydrochloride salt of 2-amino-2-[2-(4-octylphenyl) ethyl]-1,3-propanediol (fingolimod). It has a role as a sphingosine-1-phosphate receptor agonist, an immunosuppressive agent and a prodrug. It is a hydrochloride and an organic salt. It contains a fingolimod(1+).