Immunex (nasdaq: IMNX - news - people ) comes with a gem of a drug: Enbrel, a treatment for rheumatoid arthritis that may also treat other conditions, including psoriasis.

FORBES: Amgen, Immunex: The Arthritis Merger

Biologics like Amgen's Enbrel--a protein drug for immune diseases including rheumatoid arthritis and psoriasis--have become blockbusters.

FORBES: Magazine Article

Rafael Tamargo, portfolio manager at Kalmar Investments, notes that the pharma firm has several promising drugs in the pipeline, including a treatment for psoriasis.

FORBES

Biologics like Amgen's (nasdaq: AMGN - news - people ) Enbrel--a protein drug for immune diseases including rheumatoid arthritis and psoriasis--have become blockbusters.

FORBES: Biology Rising