US10172871 — 19-nor C3, 3-disubstituted C21-N-pyrazolyl steroids and methods of use thereof
Method of Use · Assigned to Sage Therapeutics Inc · Expires 2034-04-17 · 8y remaining
What this patent protects
This patent protects a class of steroids and their salts for use in preventing and treating various central nervous system-related conditions.
USPTO Abstract
Provided herein are 19-nor C3,3-disubstituted C21-pyrazolyl steroids of Formula (I): and pharmaceutically acceptable salts thereof; wherein , R 1 , R 2 , R 3a , R 3b , R 4a , R 4b , R 5 , R 6 , and R 7 are as defined herein. Such compounds are contemplated useful for the prevention and treatment of a variety of CNS-related conditions, for example, treatment of sleep disorders, mood disorders, schizophrenia spectrum disorders, convulsive disorders, disorders of memory and/or cognition, movement disorders, personality disorders, autism spectrum disorders, pain, traumatic brain injury, vascular diseases, substance abuse disorders and/or withdrawal syndromes, and tinnitus.
Drugs covered by this patent
- Zurzuvae (ZURANOLONE) · Biogen
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-2552 |
— | Zurzuvae |
U-2552 |
— | Zurzuvae |
U-2552 |
— | Zurzuvae |
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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