EP Patent

EP4650773A3 — Pharmaceutical preparation excellent in light stability and dissolution property

Assigned to Shionogi and Co Ltd · Expires 2026-03-04 · 0y expired

What this patent protects

The present invention provides a preparation that is minimally colored through irradiation with light by coating a preparation containing a compound represented by formula (I) or a pharmaceutically acceptable salt thereof, or a crystal thereof with a light stabilizing substance a…

USPTO Abstract

The present invention provides a preparation that is minimally colored through irradiation with light by coating a preparation containing a compound represented by formula (I) or a pharmaceutically acceptable salt thereof, or a crystal thereof with a light stabilizing substance and a polymer, particularly with one or more of titanium oxide and talc used as the light stabilizing substance and hypromellose used as the polymer.

Drugs covered by this patent

Patent Metadata

Patent number
EP4650773A3
Jurisdiction
EP
Classification
—
Expires
2026-03-04
Drug substance claim
No
Drug product claim
No
Assignee
Shionogi and Co Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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