Pharmaceutical Name (substance): Etanercept

Common Brand, Trade, Commercial Denominations: Enbrel, Enbrel SureClick, Enbrel (Immunex Corp).

Manufacturers: Wyeth, Amgen Pharmaceuticals, Immunex Corporation.

IUPAC name: Human tumor necrosis factor receptor fusion protein
Molecular formula: C2224H3475N621O698S36
Molecular mass: 51234.9 g/mol
Bioavailability: 58–76% (SC)
Half life: 70–132 hours

CAS number: 185243-69-0
Routes: Subcutaneous
Drug class: tumour necrosis factor (TNF) blockers
Drug category: antirheumatic agents, immunomodulatory agents