CA2858478C — Disintegrant-free delayed release doxylamine and pyridoxine formulation and process of manufacturing
Assigned to FINCHLEY RESEARCH & DEVELOPMENT INC. · Expires 2018-05-01 · 8y expired
What this patent protects
The present invention relates to a delayed release pharmaceutical composition containing doxylamine succinate and pyridoxine HCl for treatment of nausea and vomiting during pregnancy. More specifically, the present invention concerns a disintegrant-free delayed release pharmaceut…
USPTO Abstract
The present invention relates to a delayed release pharmaceutical composition containing doxylamine succinate and pyridoxine HCl for treatment of nausea and vomiting during pregnancy. More specifically, the present invention concerns a disintegrant-free delayed release pharmaceutical composition for oral administration comprising a core and an enteric coating, wherein said core comprising: a) at least one pharmaceutically active ingredient, and b) at least one pharmaceutically acceptable excipient, wherein said composition provides an in vitro drug release profile of about 80% of active ingredient dissolved within 20 minutes as measured by USP Type II apparatus and also a manufacturing process of said pharmaceutical composition.
Drugs covered by this patent
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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