Patent ID: 11896718
Assignee: nan
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 0:
1. A mosapride- and rabeprazole-containing tablet-in-tablet combined preparation for oral administration, the tablet-in-tablet combined preparation composed of:
an inner core containing rabeprazole or a pharmaceutically acceptable salt thereof as an active ingredient; and
an outer layer part containing mosapride or a pharmaceutically acceptable salt thereof as an active ingredient,
wherein an entire surface of the inner core is surrounded by the outer layer part, and
the outer layer part has a bilayer structure of an immediate-release layer containing an active ingredient, a filler, a disintegrant, and an additive and a sustained-release layer containing an active ingredient, a filler, a disintegrant, a release-modifying agent, and an additive,
wherein the inner core is positioned more toward an immediate-release layer side of the outer layer part, and
wherein an area of the inner core surface surrounded by the immediate-release layer of the outer layer part is larger than an area of the inner core surface surrounded by the sustained-release layer of the outer layer part.