abstract |
The present invention provides a novel biologically active glutarimide derivative of formula (I) or a pharmaceutically acceptable salt thereof, its use as an agent for the treatment of upper respiratory diseases, and a pharmaceutical composition containing the glutarimide derivative of formula (I), And a method for producing a glutarimide derivative of formula (I) by heating the dicarboxylic acid monoamide of formula (II) with a dehydrating agent. |