THE INVENTION PROVIDES A REBAMIPIDE-CONTAINING AQUEOUS PHARMACEUTICAL SUSPENSION WHICH CAN BE PREPARED BY A SIMPLE PROCESS AND KEEP THE DISPERSED FINE-PARTICLE STATE OF REBAMIPIDE STABLE WITHOUT HAVING THE FINE PARTICLE AGGLUTINATED. THE REBAMIPIDE-CONTAINING AQUEOUS PHARMACEUTICAL SUSPENSION OF THE INVENTION IS PREPARED BY MIXING POLYVINYL ALCOHOL AND ADDITIONALLY A SODIUM SALT COMPOUND WITH REBAMIPIDE.