A biosimilar is a type of biologic — a disease-modifying antirheumatic drug (DMARD) — that helps slow or stop the over-active inflammation that drives diseases like rheumatoid arthritis, ankylosing ...

There is currently no cure for psoriatic arthritis ... they are not generics of those medications. Moreover, like biologics, they must undergo strict Food and Drug Administration (FDA) testing.

The Food and Drug Administration (FDA) has approved etanercept-szzs (brand name: Erelzi), a biosimilar form of etanercept (Enbrel), to treat rheumatoid arthritis (RA), psoriatic arthritis ...