US10478574 — Nasal administration
Method of Use · Assigned to Optinose AS · Expires 2033-11-04 · 7y remaining
What this patent protects
This patent protects a delivery device and method for administering a substance, such as sumatriptan succinate, through the nasal airway to the central nervous system.
USPTO Abstract
A delivery device for and method of providing for delivery of substance to the central nervous system (CNS) of a subject, the delivery device comprising: a nosepiece unit ( 17 ) for insertion into a nasal airway ( 1 ) of a subject and comprising an outlet unit ( 21 ) which includes a nozzle ( 25 ) for delivering substance into the nasal airway of the subject; and a substance supply unit which is operable to deliver a dose of substance to the nozzle: wherein the delivery device is configured such that at least 30% of the dose as initially deposited in the nasal airway is deposited in an upper posterior region of the nasal airway, thereby providing a CNS concentration of the substance, and hence CNS effect, which is significantly greater than that which would be predicted from a counterpart blood plasma concentration of the substance.
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-2404 |
— | sumatriptan-succinate |
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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