US9526703 — Plurimodal release formulation of doxylamine and pyridoxine and/or metabolites or salts thereof
Method of Use · Assigned to Duchesnay Inc · Expires 2033-02-18 · 7y remaining
What this patent protects
This patent discloses a solid oral dosage form with a specific layered coating structure for a formulation of doxylamine and pyridoxine.
USPTO Abstract
A solid oral dosage form comprising a core comprising a doxylamine component and a pyridoxine component coated with an enteric coating is disclosed. The solid oral dosage form further comprises two active ingredient-containing coatings surrounding the enteric coating, the active ingredient-containing coatings being separated from one another by an intermediate coating, and one of the two active ingredient-containing coatings comprising a doxylamine component and being free of a pyridoxine component, and the other of the two active ingredient-containing coatings comprising a pyridoxine component and being free of doxylamine component. Uses of the solid oral dosage form for the alleviation of the symptoms of nausea and vomiting, for example in the case of nausea and vomiting of pregnancy (NVP), are also disclosed.
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-1382 |
— |
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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