US8426391 — Treating vitamin D insufficiency and deficiency with 25-hydroxyvitamin D2 and 25-hydroxyvitamin D3
Method of Use · Assigned to Proventiv Therapeutics LLC · Expires 2028-08-27 · 2y remaining
What this patent protects
This patent protects methods for treating vitamin D insufficiency and deficiency using 25-hydroxyvitamin D2 and/or 25-hydroxyvitamin D3 formulations.
USPTO Abstract
Methods and compositions for treating 25-hydroxyvitamin D insufficiency and deficiency in a patient are described herein. The method includes orally administering to the patient a delayed, sustained release formulation including a first ingredient selected from the group consisting of 25-hydroxyvitamin D 2 , 25-hydroxyvitamin D 3 , or a combination of 25-hydroxyvitamin D 2 and 25-hydroxyvitamin D 3 , or it includes gradually administering to the patient a sterile intravenous formulation including a first ingredient selected from the group consisting of 25-hydroxyvitamin D 2 , 25-hydroxyvitamin D 3 , or a combination of 25-hydroxyvitamin D 2 and 25-hydroxyvitamin D 3 .
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-1872 |
— | Rayaldee |
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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