EP0979654A1 — Activated vitamin d 3? emulsion-type lotions
Assigned to Teijin Ltd · Expires 2000-02-16 · 26y expired
What this patent protects
The present invention provides a pharmaceutical composition for local administration in the form of an emulsion that contains active vitamin D 3 and is suitable for application to areas with (the) hair, while also having satisfactory pharmacological activity, primary drug stabil…
USPTO Abstract
The present invention provides a pharmaceutical composition for local administration in the form of an emulsion that contains active vitamin D 3 and is suitable for application to areas with (the) hair, while also having satisfactory pharmacological activity, primary drug stability and physical stability. This lotion contains (a) a therapeutically effective amount of active vitamin D 3 , (b) an oil phase component containing a solid oil component comprising white Petrolatum and a higher alcohol and a liquid oil component comprising squalane, (c) an aqueous phase component containing ionic polysaccharide, and (d) nonionic surfactant; wherein, (1) the content of said ionic polysaccharide is 0.3-1.0 parts by weight of the entire preparation, (2) the content of said higher alcohol is 0.2-1.0 parts by weight of the entire preparation, and (3) the HLB of said nonionic surfactant is 10 or more.
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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