[Problem to be Solved] An object is to provide an aqueous suspension containing as an active component a glucocorticosteroid compound. The object specifically is to provide a practically usable pharmaceutical composition containing as the active component a glucocorticosteroid compound. [Solution] The present invention is to provide an aqueous suspension containing nanoparticles of a glucocorticosteroid compound and a dispersion stabilizer, the aqueous suspension containing the nanoparticles having a mean particle diameter of 300 nm or less and a D90 particle diameter of 450 nm or less, pharmaceutical compositions for parenteral administrations, injections, eye drops or ear drops containing the aqueous suspension, more specifically an eye drop for treating or preventing inflammatory diseases of the eye or an ear drop for treating or preventing inflammatory diseases of the ear.
