A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 9/36 (2006.01) A61K 9/28 (2006.01) A61K 9/32 (2006.01) A61K 47/30 (2006.01)
Patent
CA 2142142
A pharmaceutical preparation for oral administration comprising (a) a core containing a medicinal active ingredient, (b) a press-coated layer comprising a pH-independently water-soluble polymer, said layer being provided around the core and (c) a film comprising an enteric polymer, said film being provided around the press-coated layer. In the pharmaceutical preparation of the present invention, the medicinal active ingredient is not released during residence in the stomach and, after forwarded from the stomach, until reaching a targeted site in the intestine, and thereafter is quickly released, so that the medicinal active ingredient is efficiently delivered to the targeted site in the intestinal tract.
Fukui Eiji
Hanamori Tami
Hirakawa Yoshiyuki
Uemura Katsuji
Yoshino Hiroyuki
Osler Hoskin & Harcourt Llp
Tanabe Seiyaku Co. Ltd.
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