Sage Therapeutics, Inc.
19-NOR C3, 3-DISUBSTITUTED C21-C-BOUND HETEROARYL STEROIDS AND METHODS OF USE THEREOF

Abstract:

Provided herein are 19-nor C3,3-disubstituted steroids of Formula (I): ##STR00001## and pharmaceutically acceptable salts thereof; wherein , R.sup.1, R.sup.2, R.sup.3a, R.sup.3b, R.sup.4a, and R.sup.4b are as defined herein, and A is a carbon bound substituted or unsubstituted 5- to 6-membered heteroaryl ring 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.