A medicinal benidipine hydrochloride composition which has the property of enabling rapid dissolution for accelerating the rapid absorption of benidipine hydrochloride as the main drug. The composition is characterized by comprising benidipine hydrochloride crystals having a volume-average particle diameter of 1.0 to 50.0 mum or by comprising particles which have a volume-average particle diameter of 1.0 to 50.0 mum and comprise benidipine hydrochloride crystals and a functional additive having solubility in water or affinity for water.
