The invention relates to 3α-ethynyl, 3β-hydroxy, 5α-pregnan-20-oxime or a pharmaceutically acceptable salt thereof, which compounds and/or salts are useful as modulators of the mammal brain excitability via the gamma-5 aminobutyric acid receptor-chloride ionophore (GABA.sub.A-R) complex and in the treatment of disorders such as hepatic encephalopathy, Down's syndrome and Alzheimer's disease.

Described herein are compositions and methods for hormone replacement therapy that address the shortcomings of the existing methods. Described herein are pharmaceutically effective partial agonistic antiprogestins. The combined application of estrogens (such as estradiol, estriol and conjugated estrogens) and the disclosed partial agonistic antiprogestins can be used in hormone replacement therapy.

Compounds are provided according to Formula (I) and pharmaceutically acceptable salts thereof, wherein Z is a group of the formula (i), (ii), (iii), (iv), or (v), and wherein L.sup.1, L.sup.2, L.sup.3, X.sup.1, X.sup.2, Y, R.sup.z4, R.sup.z5, R.sup.z6, n, R.sup.1, R.sup.2, R.sup.3a, R.sup.3b, R.sup.4a, R.sup.4b, R.sup.6a, R.sup.6b, R.sup.7a, R.sup.7b, R.sup.11a, R.sup.11b, R.sup.14, R.sup.17, R.sup.19, R.sup.20, R.sup.23a, R.sup.23b, and R.sup.24 are as defined herein, and pharmaceutical compositions thereof. Compounds of the present invention are contemplated useful for the prevention and treatment of a variety of CNS-related conditions in mammals.

##STR00001##

Compounds are provided according to Formula (I) and pharmaceutically acceptable salts thereof, wherein Z is a group of the formula (i), (ii), (iii), (iv), or (v), and wherein L.sup.1, L.sup.2, L.sup.3, X.sup.1, X.sup.2, Y, R.sup.z4, R.sup.z5, R.sup.z6, n, R.sup.1, R.sup.2, R.sup.3a, R.sup.3b, R.sup.4a, R.sup.4b, R.sup.6a, R.sup.6b, R.sup.7a, R.sup.7b, R.sup.11a, R.sup.11b, R.sup.14, R.sup.17, R.sup.19, R.sup.20, R.sup.23a, R.sup.23b, and R.sup.24 are as defined herein, and pharmaceutical compositions thereof. Compounds of the present invention are contemplated useful for the prevention and treatment of a variety of CNS-related conditions in mammals.

##STR00001##

The present disclosure is generally directed to neuroactive 19-alkoxy-17-substituted steroids as referenced herein, and pharmaceutically acceptable salts thereof, for use as, for example, an anesthetic, and/or in the treatment of disorders relating to GABA function and activity. The present disclosure is further directed to pharmaceutical compositions comprising such compounds.

The invention relates to compounds of formula (I) and pharmaceutically acceptable salts thereof wherein R1 to R4 are as defined in the claims. The invention further relates to their use as inhibitors of 17β-HSD1 and in treatment or prevention of steroid hormone dependent diseases or disorders, such as steroid hormone dependent diseases or disorders requiring the inhibition of the 17β-HSD1 enzyme and/or requiring the lowering of the endogenous estradiol concentration. The present invention also relates to the preparation of the aforementioned compounds and to pharmaceutical compositions comprising as an active ingredient(s) one or more of the aforementioned compounds or pharmaceutically acceptable salts thereof.

##STR00001##

The invention relates to compounds of formula (I) and pharmaceutically acceptable salts thereof wherein R1 to R4 are as defined in the claims. The invention further relates to their use as inhibitors of 17β-HSD1 and in treatment or prevention of steroid hormone dependent diseases or disorders, such as steroid hormone dependent diseases or disorders requiring the inhibition of the 17β-HSD1 enzyme and/or requiring the lowering of the endogenous estradiol concentration. The present invention also relates to the preparation of the aforementioned compounds and to pharmaceutical compositions comprising as an active ingredient(s) one or more of the aforementioned compounds or pharmaceutically acceptable salts thereof.

##STR00001##

The application relates to compounds of formula A:

##STR00001##

or a salt, solvate, ester, tautomer, amino acide conjugate, or metabolite thereof. The compounds of formula A are TGR5 modulators useful for the treatment of various diseases, including metabolic disease, inflammatory disease, autoimmune disease, cardiac disease, kidney disease, cancer, and gastrointestinal disease.

The application relates to compounds of formula A:

##STR00001##

or a salt, solvate, ester, tautomer, amino acide conjugate, or metabolite thereof. The compounds of formula A are TGR5 modulators useful for the treatment of various diseases, including metabolic disease, inflammatory disease, autoimmune disease, cardiac disease, kidney disease, cancer, and gastrointestinal disease.

The invention generally relates to conducting reactions in Leidenfrost-levitated droplets.