Enzon Pharmaceuticals, Inc. company was founded in 1981 and is based in Bridgewater, New Jersey. Enzon Pharmaceuticals, Inc., a biopharmaceutical company, engages in developing, manufacturing, and commercializing medicines for patients with cancer and other life-threatening conditions in the United States and internationally. Its products include Oncaspar, a PEG-enhanced version of a naturally occurring enzyme called L-asparaginase and is used in conjunction with other chemotherapeutics to treat patients with acute lymphoblastic leukemia; and DepoCyt, an injectable chemotherapeutic agent for the treatment of patients with lymphomatous meningitis. The company also offers Abelcet, a lipid formulation of amphotericin B used to treat immuno-compromised patients with invasive fungal infections; and Adagen, a PEGylated bovine adenosine deaminase enzyme (ADA) used to treat patients afflicted with a type of severe combined immunodeficiency disease, which is caused by the chronic deficiency of ADA. In addition, it licenses its PEGylation platform for products, such as PEG-INTRON, Pegasys, Macugen, and CIMZIA; and provides contract manufacturing services for various injectable products.Enzon is also developing PEG-SN38 for the treatment of colorectal, breast, and pancreatic cancer, as well as for non-Hodgkin's lymphoma; and HIF-1 alpha antagonist for the treatment of cancers and common solid tumors. Further, it offers Recombinant Human Mannose-Binding Lectin, a protein therapeutic to prevent and treat severe infections in individuals with low levels of MBL; and provides contract manufacturing services for various injectable products. The company has development and commercialization agreements with Santaris Pharma A/S; Schering-Plough; Sanofi-Aventis; Medac; Micromet; NatImmune A/S; Nektar; Pacira; and Cephalon France SAS. It markets its therapeutic products through its sales force that includes specialists in oncology, hematology, infectious disease, and various critical care disciplines.