US Patent

US9144561 — Pharmaceutical compositions having desirable bioavailability

Formulation · Assigned to Alcon Research LLC · Expires 2029-03-13 · 3y remaining

Vulnerability score 55/100 Moderate — design-around opportunities exist

What this patent protects

This patent protects pharmaceutical compositions, particularly ophthalmic compositions, that include a therapeutic agent and a low amount of surfactant for improved bioavailability.

USPTO Abstract

The present invention is directed to the provision of pharmaceutical compositions. The compositions include a therapeutic agent and a relatively low amount of surfactant for providing higher bioavailability of the therapeutic agent. The compositions are particularly desirable as ophthalmic compositions in which the therapeutic agent is a prostaglandin such as travoprost and the surfactant is a vegetable oil such as castor oil.

Drugs covered by this patent

Patent Metadata

Patent number
US9144561
Jurisdiction
US
Classification
Formulation
Expires
2029-03-13
Drug substance claim
No
Drug product claim
Yes
Assignee
Alcon Research LLC
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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