Coated solid preparation
AssigneeTowa Pharmaceutical Co., Ltd.
InventorsYutaka Okuda, Isamu Saeki, Tatsuya Honjo, Kayo Yuminoki
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Abstract
The present disclosure provides a pharmaceutical solid preparation containing at least one pharmaceutically active ingredient, wherein the surface of the solid preparation is coated with a light shielding agent or a metal oxide, and a process for producing a solid preparation containing at least one pharmaceutically active ingredient, comprising a step of coating a light shielding agent or a metal oxide.
Claims20
A pharmaceutical solid preparation containing at least one pharmaceutically active ingredient, wherein the solid preparation has a coating layer having a thickness from 1 nm to less than 500 nm, consisting of physically deposited metal oxide particles on a surface of the solid preparation, wherein a total amount of the metal oxide particles is from 5×10−6 mg/mm2 to 3×10−3 mg/mm2.
Dependencies are inferred from the claim text.