US9993471 — Ophthalmic formulations of cetirizine and methods of use
Method of Use · Assigned to Nicox Ophthalmics Inc · Expires 2030-03-15 · 4y remaining
What this patent protects
This patent protects stable topical formulations of cetirizine hydrochloride for treating allergic conjunctivitis and/or allergic rhinoconjunctivitis by direct eye application.
USPTO Abstract
The present invention provides stable topical formulations of cetirizine that provide a comfortable formulation when instilled in the eye and is effective in the treatment of allergic conjunctivitis and/or allergic conjunctivitis. The invention further provides methods of treating allergic conjunctivitis and/or allergic rhinoconjunctivitis in a subject in need of such treatment by topical application of the cetirizine formulations of the invention directly to the eye.
Drugs covered by this patent
FDA Patent Use Codes
When a patent is method-of-use, FDA lists it once per applicable indication ("U-code"). Each U-code carves out a specific therapeutic use that generic filers must either license or design around.
| Code | Description | Drug |
|---|---|---|
U-1680 |
— | cetirizine-hydrochloride |
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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