Kratom ( Mitragyna speciosa ) is a psychoactive botanical with a long history of use in Southeast Asia and growing uptake in the United States for its analgesic, stimulant, and mood-altering properties. The evidence base remains limited, and retail products vary widely in composition and potency. This narrative review highlights what is known about kratom's pharmacology and suggests a practical...
New medicines containing classic hallucinogenic and entactogenic psychedelic substance are under development for various psychiatric and neurological disorders. Many of these, including psilocybin, lysergic acid diethylamide (LSD), and 3,4-methylenedioxymethamphetamine (MDMA) are Schedule I controlled substances of the United States Controlled Substances Act (US CSA), and similarly controlled...