Described herein are neuroactive steroids of the Formula (II): or a pharmaceutically acceptable salt thereof; wherein A, R.sup.1, R.sup.2a, R.sup.2b, R.sup.3a, R.sup.3b, R.sup.4a, R.sup.4b, R.sup.5, R.sup.6 and are as defined herein. Such compounds are envisioned, in certain embodiments, to behave as GABA modulators. The present invention also provides pharmaceutical compositions comprising a compound of the present invention and methods of use and treatment, e. g., such for inducing sedation and/or anesthesia.

##STR00001##

The present invention relates to a compound represented by formula (I), a tautomer thereof or a pharmaceutically acceptable salt thereof, and relates to applications thereof in the preparation of drugs for treating FXR related diseases. ##STR00001##

Described herein are neuroactive steroids of the Formula (II): or a pharmaceutically acceptable salt thereof; wherein A, R.sup.1, R.sup.2a, R.sup.2b, R.sup.3a, R.sup.3b, R.sup.4a, R.sup.4b, R.sup.5, R.sup.6 and are as defined herein. Such compounds are envisioned, in certain embodiments, to behave as GABA modulators. The present invention also provides pharmaceutical compositions comprising a compound of the present invention and methods of use and treatment, e.g., such for inducing sedation and/or anesthesia. ##STR00001##

Novel lanosterol derivatives and novel 25-hydroxycholesterol derivatives including their pharmaceutically acceptable salts as well as methods of treatment and pharmaceutical compositions and formulations of lanosterol and derivatives thereof and 25-hydroxycholesterol and derivatives thereof useful in treating ophthalmic disorders including cataracts and presbyopia.

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.

The present invention relates to a compound represented by formula (I), a tautomer thereof or a pharmaceutically acceptable salt thereof, and relates to applications thereof in the preparation of drugs for treating FXR related diseases.

##STR00001##

Described herein are neuroactive steroids of the Formula (II): or a pharmaceutically acceptable salt thereof; wherein A, R.sup.1, R.sup.2a, R.sup.2b, R.sup.3a, R.sup.3b, R.sup.4a, R.sup.4b, R.sup.5, R.sup.6 and are as defined herein. Such compounds are envisioned, in certain embodiments, to behave as GABA modulators. The present invention also provides pharmaceutical compositions comprising a compound of the present invention and methods of use and treatment, e.g., such for inducing sedation and/or anesthesia. ##STR00001##

The invention relates to new types of modulators of the cold menthol receptor TRPM8, to methods of modulating the TRPM8 receptor using these modulators; and in particular the use of the modulators for inducing a sensation of coldness; and also the articles and compositions produced using these modulators.

The invention relates to new types of modulators of the cold menthol receptor TRPM8, to methods of modulating the TRPM8 receptor using these modulators; and in particular the use of the modulators for inducing a sensation of coldness; and also the articles and compositions produced using these modulators.

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.