Abstract: This disclosure relates to crystalline bis(4-hydroxy-N,N-di-n-propyltryptammonium) fumarate tetrahydrate (4-HO-DPT fumarate·4H2O) and to crystalline 4-hydroxy-N,N-di-n-propyl-tryptammonium chloride (4-HO-DPT chloride). Compositions containing crystalline 4-HO-DPT fumarate·4H2O or crystalline 4-HO-DPT chloride, and methods of use are disclosed.

Abstract: The disclosure relates to 5-methoxy-N,N-diallyltryptamine (“5-MeO-DALT”), bis-(5-meth-oxy-N,N-di-allyl-tryptammonium) fumarate (“5-MeO-DALT fumarate”), and crystalline bis-(5-meth-oxy-N,N-di-allyl-tryptammonium) fumarate (“5-MeO-DALT fumarate”), compositions containing them, and the methods of treatment using them.

Abstract: The disclosure relates to compounds of formula (I): Among the substituents in a compound of formula (I), one of R4 and R5 is hydrogen and the other of R4 and R5 is 13 OSO2R6. The disclosure relates to compounds of formula (II): Among the substituents in a compound of formula (II), R6 is a halogen chosen from F, Cl, Br, and I. The disclosure relates to compositions comprising a compound of formulas (I) or (II) and an excipient. The disclosure relates to pharmaceutical compositions comprising a therapeutically effective amount of a compound of formulas (I) or (II). The disclosure relates to therapeutic uses of compounds of formulas (I) or (II).

Abstract: 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.

Abstract: The disclosure relates to a compound of formula (1): The disclosure also relates to a compound of formula (Ia): The disclosure relates to compositions comprising, consisting essentially of, or consisting of a compound of formula (I) or formula (Ia) and an excipient. The disclosure also relates to pharmaceutical compositions comprising a therapeutically effective amount of a compound of formula (I) or formula (Ia) where the excipient is a pharmaceutically acceptable carrier. The disclosure further relates to therapeutic uses of compounds of formula (I) or formula (Ia).

Abstract: The disclosure relates to forms of 5-[(3-{2-[bis(propan-2-yl)azaniumyl]ethyl}-1H-indol-4-yl)oxy]-5-oxopentanoate, including solvates such as methanol 5-[(3-{2-[bis(propan-2-yl)azaniumyl]ethyl}-1H-indol-4-yl)oxy]-5-oxopentanoate (also referred to as 4-glutarato-N,N-diisopropyltryptamine methanol solvate or 4-glutarato-DiPT·MeOH), and crystalline forms thereof such as crystalline form 1 of 4-glutarato-DiPT·MeOH and ethanol 5-[(3-{2-[bis(propan-2-yl)azaniumyl]ethyl}-1H-indol-4-yl)oxy]-5-oxopentanoate (4-glutarato-N,N-diisopropyltryptamine ethanol solvate or 4-glutarato-N,N-DiPT·EtOH), crystalline 4-glutarato-N,N-DiPT·EtOH, and crystalline forms thereof, including crystalline form 1 of 4-glutarato-N,N-DiPT·EtOH; and to pharmaceutical compositions containing them and to methods of treatment using them.

Abstract: The disclosure relates to 2-(5-hydroxy-1H-indol-3-yl)ethan-1-aminium hydrate chloride (5-HT hydrochloride hydrate) and its crystalline form 1, and to pharmaceutical compositions containing 5-HT hydrochloride hydrate or its crystalline form 1 and to methods of treatment using them. The disclosure further relates to crystalline form 1 of (2E)-but-2-enedioic acid bis({2-[4-(acetyloxy)-1H-indol-3-yl]ethyl}(ethyl)propylazanium) (2E)-but-2-enedioate (4-AcO-EPT fumarate fumaric acid), and to pharmaceutical compositions containing crystalline form 1 of 4-AcO-EPT fumarate fumaric acid and to methods of treatment using it. The disclosure further relates to [2-(1H-indol-3-yl)ethyl](methyl)propylazanium iodide (MPT iodide) and its crystalline form 1, and to pharmaceutical compositions containing MPT iodide or its crystalline form 1 and to methods of treatment using them.

Abstract: This disclosure relates to crystalline bis(4-hydroxy-N,N-di-n-propyltryptammonium) fumarate tetrahydrate (4-HO-DPT fumarate·4H2O) and to crystalline 4-hydroxy-N,N-di-n-propyl-tryptammonium chloride (4-HO-DPT chloride). Compositions containing crystalline 4-HO-DPT fumarate·4H2O or crystalline 4-HO-DPT chloride, and methods of use are disclosed.

Abstract: 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.

Abstract: The disclosure relates to a compound of formula (I): The disclosure also relates compound of formula (Ia): The disclosure relates to compositions comprising, consisting essentially of, or consisting of a compound of formula (I) or formula (Ia) and an excipient. The disclosure also relates to pharmaceutical compositions comprising a therapeutically effective amount of a compound of formula (I) or formula (Ia) where the excipient is a pharmaceutically acceptable carrier. The disclosure further relates to therapeutic uses of compounds of formula (I) or formula (Ia).

Abstract: The disclosure relates to 5-methoxy-N,N-diallyltryptamine (“5-MeO-DALT”), bis-(5-meth-oxy-N,N-di-allyl-tryptammonium) fumarate (“5-MeO-DALT fumarate”), and crystalline bis-(5-meth-oxy-N,N-di-allyl-tryptammonium) fumarate (“5-MeO-DALT fumarate”), compositions containing them, and the methods of treatment using them.

Abstract: The disclosure relates to forms of 5-[(3-{2-[bis(propan-2-yl)azaniumyl]ethyl}-1H-indol-4-yl)oxy]-5-oxopentanoate, including solvates such as methanol 5-[(3-{2-[bis(propan-2-yl)azaniumyl]ethyl}-1H-indol-4-yl)oxy]-5-oxopentanoate (also referred to as 4-glutarato-N,N-diisopropyltryptamine methanol solvate or 4-glutarato-DiPT-MeOH), and crystalline forms thereof such as crystalline form 1 of 4-glutarato-DiPT-MeOH and ethanol 5-[(3-{2-[bis(propan-2-yl)azaniumyl]ethyl}-1H-indol-4-yl)oxy]-5-oxopentanoate (4-glutarato-N,N-diisopropyltryptamine ethanol solvate or 4-glutarato-N,N-DiPT-EtOH), crystalline 4-glutarato-N,N-DiPT-EtOH, and crystalline forms thereof, including crystalline form 1 of 4-glutarato-N,N-DiPT-EtOH; and to pharmaceutical compositions containing them and to methods of treatment using them.

Abstract: The disclosure relates to [2-(5-chloro-1H-indol-3-yl)ethyl](propan-2-yl)azanium iodide (5-chloro-N isopropyltryptammonium iodide or 5-Cl-NiPT iodide), crystalline 5-Cl-NiPT iodide, [2-(5-methoxy-1H-indol-3-yl)ethyl](propan-2-yl)azanium iodide (5-methoxy-N-isopropyltryptammonium iodide or 5-MeO-NiPT iodide), crystalline 5-MeO-NiPT iodide, [2-(5-methyl-1H-indol-3-yl)ethyl](propan-2-yl)azanium iodide (5-methyl-N-isopropyltryptammonium iodide or 5-Me-NiPT iodide), crystalline 5-Me-NiPT iodide, [2-(2-methyl-1H-indol-3-yl)ethyl](propan-2-yl)azanium iodide (2-methyl-N-isopropyltryptammonium iodide or 2-Me-NiPT iodide), crystalline 2-Me-NiPT iodide, [2-(7-methyl 1H-indol-3-yl)ethyl](propan-2-yl)azanium iodide (7-methyl-N-isopropyltryptammonium iodide or 7-Me-NiPT iodide), crystalline 7-Me-NiPT iodide, [2-(5-fluoro-1H-indol-3-yl)ethyl](propan-2-yl)azanium iodide (5-fluoro-N-isopropyltryptammonium iodide or 5-F-NiPT iodide), crystalline 5-F-NiPT iodide, and specific crystalline forms thereof, including crystalline form

Abstract: 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.

Abstract: The disclosure relates to a compound of formula (I): The disclosure also relates to a compound of formula (Ia): The disclosure relates to compositions comprising, consisting essentially of, or consisting of a compound of formula (I) or formula (Ia) and an excipient. The disclosure also relates to pharmaceutical compositions comprising a therapeutically effective amount of a compound of formula (I) or formula (Ia) where the excipient is a pharmaceutically acceptable carrier. The disclosure further relates to therapeutic uses of compounds of formula (I) or formula (Ia).

Abstract: The disclosure relates to crystalline form 1 of [2-(5-methoxy-1H-indol-3-yl)ethyl]dipropylamine (5-MeO-DPT) and to crystalline form 1 of bis([2-(5-methoxy-1H-indol-3-yl)ethyl]dipropylazanium) (2E)-but-2-enedioate (5-MeO-DPT fumarate), and to pharmaceutical compositions containing the compounds and methods of treatment using them.

Abstract: Crystalline forms of 4-acetoxy-N,N-dimethyltryptamine (psilacetin), compositions containing that crystalline form, and their methods of use are disclosed. The crystalline forms of 4-acetoxy-N,N-dimethyltryptamine (psilacetin) according to the disclosure include crystalline 4-acetoxy-N,N-dimethyltryptammonium hydrofumarate, the fumarate salt of psilacetin, and/or crystalline bis(4-acetoxy-N,N-dimethyltryptammonium) fumarate, and pharmaceutical compositions containing a crystalline form of psilacetin.

Abstract: The disclosure relates to crystalline psilacetin derivatives, compositions containing those crystalline derivatives, and methods of treatment using them. The crystalline psilacetin derivatives include crystalline 4-acetoxy-N-methyl-N-ethyltryptammonium (4-AcO-MET) hydrofumarate (“crystalline 4-AcO-MET hydrofumarate”), crystalline 4-acetoxy-N-methyl-N-allyltryptammonium (4-AcO-MALT) hydrofumarate (“crystalline 4-AcO-MALT hydrofumarate”), and crystalline 4-acetoxy-N,N-diallyltryptammonium (4-AcO-DALT) fumarate fumaric acid (“crystalline 4-AcO-DALT fumarate fumaric acid”).

Abstract: The disclosure relates to crystalline forms of bis(4-hydroxy-N-methyl-N-isopropyltryptammonium) fumarate (“crystalline bis-miprocin fumarate”), compositions containing that crystalline form, and their methods of treatment using them.

Abstract: Crystalline forms of 4-acetoxy-N,N-dimethyltryptamine (psilacetin), compositions containing that crystalline form, and their methods of use are disclosed. The crystalline forms of 4-acetoxy-N,N-dimethyltryptamine (psilacetin) according to the disclosure include crystalline 4-acetoxy-N,N-dimethyltryptammonium hydrofumarate, the fumarate salt of psilacetin, and/or crystalline bis(4-acetoxy-N,N-dimethyltryptammonium) fumarate, and pharmaceutical compositions containing a crystalline form of psilacetin.