GB Patent

GB2108841A — Sustained release layered pharmaceutical compositions

Assigned to Sandoz AG · Expires 1983-05-25 · 43y expired

What this patent protects

The present invention provides a sustained release buccal pharmaceutical composition comprising i) a non-adhesive water-soluble or -disintegrable layer ii) an adhesive layer capable of adhering to the mucous-membrane of the mouth, and iii) a medicament in at least one of sa…

USPTO Abstract

The present invention provides a sustained release buccal pharmaceutical composition comprising i) a non-adhesive water-soluble or -disintegrable layer ii) an adhesive layer capable of adhering to the mucous-membrane of the mouth, and iii) a medicament in at least one of said layers characterised in that the outer surface of the adhesive layer is conformable or conforms to the mucous membrane of the mouth. Visual identification means (e.g. colouring) may be present in one of the layers.

Drugs covered by this patent

Patent Metadata

Patent number
GB2108841A
Jurisdiction
GB
Classification
—
Expires
1983-05-25
Drug substance claim
No
Drug product claim
No
Assignee
Sandoz AG
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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