Abstract: The invention relates to particular substituted (3?,5?-3-hydroxy-pregnan-20-ones, in free or pharmaceutically acceptable salt and/or substantially pure form as described herein, pharmaceutical compositions thereof, and methods of use as sedatives, hypnotics, anxiolytics, and/or anesthetics, and methods for treatment of depression, anxiety, insomnia, epilepsy, and other central nervous system disorders, as well as to combinations with other agents.

Abstract: The invention relates to particular prodrugs and analogs of (3?,5?)-3-hydroxy-21-(1H-imidazol-1-yl)-3-methoxymethyl)-pregnan-20-one, in free or pharmaceutically acceptable salt and/or substantially pure form as described herein, pharmaceutical compositions thereof, and methods of use as sedatives, hypnotics, anxiolytics, and/or anesthetics, and methods for treatment of depression, anxiety, insomnia, epilepsy, and other central nervous system disorders, as well as to combinations with other agents.

Abstract: The disclosed apparatus, systems and methods relate to the use of metal-organic supercontainers as a size-selective ionophore by incorporation into a substrate for ion sensing electrodes.