THE FILM PREPARATION OF THE PRESENT INVENTION INCLUDES: A DRUG-CONTAINING INTERMEDIATE LAYER CONTAINING LOPERAMIDE HYDROCHLORIDE, A TERPENE AND A FILM-FORMING AGENT； AND COATING LAYERS CONTAINING A FILM-FORMING AGENT A PLASTICIZER (BUT NOT A TERPENE) AND LAMINATED ON BOTH SIDES OF THE DRUG-CONTAINING INTERMEDIATE LAYER. AS A BITTER TASTE DERIVED FROM LOPERAMIDE HYDROCHLORIDE IS THEREBY MASKED, UNCOMFORTABLE SENSATION WHEN TAKING THE FILM PREPARATION CAN BE REDUCED. FURTHERMORE, AS THIS FILM PREPARATION IS RAPIDLY DISSOLVED (I.E., HAS A RAPIDLY DISSOLVING PROPERTY) ONLY WITH MOISTURE IN THE ORAL CAVITY, IT BEGINS TO WORK QUICKLY AND IS VERY CONVENIENT WHEN IT IS CARRIED AND TAKEN.
