<unk> , sold under the brand name Arava among others, is an immunosuppressive disease-modifying antirheumatic drug (DMARD), used in active moderate-to-severe rheumatoid arthritis and psoriatic arthritis. It is a pyrimidine synthesis inhibitor that works by inhibiting dihydroorotate dehydrogenase. Bottle of<unk>  (Arava) and tablet
Leflunomide
Tofacitinib
Etanercept
Teriflunomide
Belatacept
Belimumab
Adalimumab
Anakinra