This disclosure pertains to new compositions and methods comprising a first serotonergic drug and a second serotonergic drug. In one embodiment, the compositions disclosed herein are used for a method of regulating a neurotransmitter receptor, e.g., a serotonin receptor. In one embodiment, the compositions disclosed herein comprise purified compounds, e.g., a purified psilocybin derivative, a purified cannabinoid, a purified terpene, a purified tryptamine, purified LSD, and/or purified MDMA.

Compounds are provided that are useful as immunomodulators. The compounds have the following Formula (II):

##STR00001## including stereoisomers and pharmaceutically acceptable salts thereof, wherein R.sup.1, R.sup.2a, R.sup.2b, R.sup.2c, R.sup.3, R.sup.4, R.sup.6a, R.sup.6b, m and n are as defined herein. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed.

Provided herein are pharmaceutical formulations and pharmaceutical compound salts which utilize complexing agents as counterions. Such formulations and salts are useful for treating a variety of disease and disorders.

Provided herein are pharmaceutical formulations and pharmaceutical compound salts which utilize complexing agents as counterions. Such formulations and salts are useful for treating a variety of disease and disorders.

A composition for treating an individual while reducing acute adverse effects of an empathogen/entactogen, including effective amounts of the empathogen/entactogen and an adverse effect-reducing agent that blocks adverse effects of the empathogen/entactogen. A method of treating an individual with an empathogen/entactogen and reducing its acute adverse effects, by administering an empathogen/entactogen to the individual, administering an adverse effect-reducing agent to the individual, and reducing the acute adverse effects of the empathogen/entactogen. A method of stopping the acute cardiostimulant and hyperthermic action of an empathogen/entactogen in an individual, by administering an adverse effect-reducing agent to the individual after the individual has taken the empathogen/entactogen and stopping the acute adverse effects of the empathogen/entactogen. A method of treating an individual at risk of cardiovascular events and/or hyperthermia with an empathogen/entactogen.

A composition for treating an individual while reducing acute adverse effects of an empathogen/entactogen, including effective amounts of the empathogen/entactogen and an adverse effect-reducing agent that blocks adverse effects of the empathogen/entactogen. A method of treating an individual with an empathogen/entactogen and reducing its acute adverse effects, by administering an empathogen/entactogen to the individual, administering an adverse effect-reducing agent to the individual, and reducing the acute adverse effects of the empathogen/entactogen. A method of stopping the acute cardiostimulant and hyperthermic action of an empathogen/entactogen in an individual, by administering an adverse effect-reducing agent to the individual after the individual has taken the empathogen/entactogen and stopping the acute adverse effects of the empathogen/entactogen. A method of treating an individual at risk of cardiovascular events and/or hyperthermia with an empathogen/entactogen.

The present disclosure relates to heterocyclic compounds, pharmaceutically acceptable salts thereof, and pharmaceutical preparations thereof. Also described herein are compositions and the use of such compounds in methods of treating diseases and conditions mediated by deficient CFTR activity, in particular cystic fibrosis.

The present disclosure relates to heterocyclic compounds, pharmaceutically acceptable salts thereof, and pharmaceutical preparations thereof. Also described herein are compositions and the use of such compounds in methods of treating diseases and conditions mediated by deficient CFTR activity, in particular cystic fibrosis.

Disclosed herein are compositions comprising a serotonergic tryptamine compound, combinations thereof, and methods of using them for treating and preventing a variety of human conditions. In one embodiment, disclosed herein are new compositions and methods which comprise a therapeutically effective amount of a first purified psilocybin derivative and a therapeutically effective amount of a second compound. The second compound is selected from the group consisting of a second purified psilocybin derivative, a purified terpene, a serotonergic drug, an adrenergic drug, a dopaminergic drug, a purified erinacine, and a purified hericenone.

Disclosed herein are compositions comprising a serotonergic tryptamine compound, combinations thereof, and methods of using them for treating and preventing a variety of human conditions. In one embodiment, disclosed herein are new compositions and methods which comprise a therapeutically effective amount of a first purified psilocybin derivative and a therapeutically effective amount of a second compound. The second compound is selected from the group consisting of a second purified psilocybin derivative, a purified terpene, a serotonergic drug, an adrenergic drug, a dopaminergic drug, a purified erinacine, and a purified hericenone.