EASILY ABSORBED ORAL PREPARATION CONTAINING XANTHINE DERIVATIVE

摘要

An object of the present invention is to provide an easily absorbable oral preparation containing a xanthine derivative or a pharmaceutically acceptable salt thereof and a fatty acid or a fatty acid derivative for the purpose of providing an easily absorbable oral preparation containing the xanthine derivative of which absorbability has been enhanced by dissolving the xanthine derivative that shows adenosine A 1 receptor antagonistic activity and has diuretic activity, kidney-protecting activity, bronchodilating activity, cerebral function-improving activity, anti-dementia activity or the like in a solvent.