Amgen GmbH speaks the language of biotech geeks, only with a German accent. Amgen GmbH is a German unit of US-based Amgen, the world's largest biotech company. The subsidiary was established in 1989 to help sell and distribute biotechnical therapies for the treatment of such ailments as chemotherapy side effects, chronic kidney failure, and rheumatoid arthritis. Among the group's products are Epogen and Aranesp, for the treatment of anemia in people with chronic kidney disease; Neupogen and Neulasta, to help restore white blood cell counts for cancer patients; and Enbrel, for the treatment of psoriasis and rheumatoid arthritis.