Immunosuppressive effects of pteridine derivatives
申请人:——
公开号:US20030236255A1
公开(公告)日:2003-12-25
Novel poly-substituted pteridinediones (lumazines), and mono- or polysubstituted 2-thiolumazines, 4-thiolumazines or 2,4-dithiolumazines, having disclosed substituents in positions 1, 3, 6 and 7 of the pteridine ring, and pharmaceutically acceptable salts thereof, are useful as biologically active ingredients in preparing pharmaceutical compositions especially for the treatment or prevention of a CNS disorder, a cell proliferative disorder, a viral infection, an immune or auto-immune disorder or a transplant rejection. Combinations of the pteridine derivatives of the invention with an immunosuppressant or immunomodulator drug, an antineoplastic drug or an antiviral agent, providing potential synergistic effects, are also disclosed.
Disclosed are novel A
2B
adenosine receptor antagonists having the structure of Formula I or Formula II:
The compounds are particularly useful for treating asthma, inflammatory gastrointestinal tract disorders, cardiovascular diseases, neurological disorders, and diseases related to undesirable angiogenesis.
Disclosed are methods for treating asthma, inflammatory gastrointestinal tract disorders, cancer, cardiovascular diseases, neurological disorders, and diseases related to undesirable angiogenesis using A
2B
adenosine receptor antagonists having the structure of Formula I or Formula II: