US8153616 — Combination preparation for oral contraception and oral therapy of dysfunctional uterine bleeding containing estradiol valerate and dienogest and method of using same
Method of Use · Assigned to Bayer Pharma AG · Expires 2028-01-30 · 2y remaining
What this patent protects
This patent protects a combination oral contraceptive and treatment for dysfunctional uterine bleeding containing estradiol valerate and dienogest.
USPTO Abstract
The multiphase combination preparation for oral therapy of dysfunctional uterine bleeding and for oral contraception contains a first phase consisting of 2 daily dosage units, each containing 3 mg of estradiol valerate or <3 mg of estradiol; a second phase consisting of a first group of 5 daily dosage units, each consisting of a combination of 2 mg of dienogest with 2 mg of estradiol valerate or <2 mg of estradiol, and a second group consisting of 17 daily dosage units, each consisting of a combination of 3 mg of dienogest with 2 mg of estradiol valerate or <2 mg of estradiol; a third phase consisting of 2 daily dosage units, each containing 1 mg of estradiol valerate or <1 mg of estradiol; and another phase consisting of 2 daily dosage units of a pharmaceutically harmless placebos.
Drugs covered by this patent
- Natazia (DIENOGEST) · Mochida Pharmaceutical Co., Ltd.
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-1240 |
— | Natazia |
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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