Diazaheterocyclopurines used as anti-broncho spasmatics and vaso

Details Diazaheterocyclopurines used as anti-broncho spasmatics and vaso Diazaheterocyclopurines used as anti-broncho spasmatics and vaso

1982-09-27

1984-12-18

Hollrah, Glennon H.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Bacterium or component thereof or substance produced by said...

2602433, A61K 31505

Patent

active

044890788

ABSTRACT:
Imidazopyrimidinones and other diazaheterocyclopyrimidinones having an additional fused imidazole or triazole ring have utility as bronchodilators, mediator release inhibitors, phosphodiesterase inhibitors, and peripheral vasodilators. They are orally active and useful in the prophylaxis and treatment of asthma. A preferred compound is 4-[(4-chlorophenyl)methyl]-6,7-dihydro-3H-imidazo[1,2-a]purin-9(4H)-one.

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