| abstract |
Disclosed is a large intestine drug delivery system tablet capable of suppressing elution of components useful for a living body in the stomach and small intestine and also capable of suppressing variation in disintegration time in the large intestine. An undercoat layer, a colon-disintegrating base layer, a first enteric base layer, and a second enteric base layer are formed on the surface of an uncoated tablet containing components useful for a living body. The first enteric base layer is coated in this order, and the first enteric base layer contains zein, and the second enteric base layer is a colon drug delivery system tablet containing shellac. [Selection figure] None |