Last Updated: May 21, 2026

Details for Patent: 11,957,684


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Which drugs does patent 11,957,684 protect, and when does it expire?

Patent 11,957,684 protects MYFEMBREE and is included in one NDA.

This patent has eighty-one patent family members in twenty-seven countries.

Summary for Patent: 11,957,684
Title:Treatment of heavy menstrual bleeding associated with uterine fibroids
Abstract:Methods for treating uterine fibroids, endometriosis, adenomyosis, or heavy menstrual bleeding in a subject, which include administering to the subject from 10 mg to 60 mg per day of N-(4-(1-(2,6-difluorobenzyl)-5-((dimethylamino)methyl)-3-(6-methoxy-3-pyridazinyl)-2,4-dioxo-1,2,3,4-tetrahydrothieno[2,3-d]pyrimidin-6-yl)phenyl)-N′-methoxyurea, and from 0.01 mg to 5 mg per day of a hormone replacement medicament. The present disclosure has methods for reducing menstrual bleeding in a subject, reducing bone mineral density loss in a subject caused by administering a GnRH antagonist to the subject, suppressing sex hormones in a subject, reducing vasomotor symptoms or hot flashes in a subject, and reducing symptoms of decreased libido in a subject having uterine fibroids, endometriosis, or adenomyosis. Further provided are methods of maintaining blood glucose profile, maintaining lipid profile, and/or maintaining bone mineral density in a pre-menopausal woman being treated for one or more conditions or symptoms of endometriosis, adenomyosis, uterine fibroids, or heavy menstrual bleeding; and methods of contraception and treating infertility.
Inventor(s):Brendan Mark JOHNSON, Lynn Seely, Paul N. MUDD, Jr., Susan Wollowitz, Mark Hibberd, Masataka TANIMOTO, Vijaykumar Reddy RAJASEKHAR, Mayukh Vasant SUKHATME
Assignee: Takeda Pharmaceutical Co Ltd , Sumitomo Pharma Co Ltd , Roivant Sciences Inc
Application Number:US17/866,201
Patent Claim Types:
see list of patent claims
Use; Dosage form;

Drugs Protected by US Patent 11,957,684

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Sumitomo Pharma Am MYFEMBREE estradiol; norethindrone acetate; relugolix TABLET;ORAL 214846-001 May 26, 2021 RX Yes Yes 11,957,684 ⤷  Start Trial MANAGEMENT OF HEAVY MENSTRUAL BLEEDING ASSOCIATED WITH UTERINE LEIOMYOMAS (FIBROIDS) IN PREMENOPAUSAL WOMEN ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 11,957,684

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 109759 ⤷  Start Trial
Argentina 109762 ⤷  Start Trial
Argentina 110636 ⤷  Start Trial
Australia 2017334035 ⤷  Start Trial
Australia 2017336338 ⤷  Start Trial
Australia 2017336363 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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