“Two months later, the men said in interviews that the retreat had drastically improved their sleep, moods, relationships and outlook on life. The sniper said he had stopped smoking and drinking, and no longer needed cannabis to sleep. He felt kinder, more at peace.”

Seeking Relief From Brain Injury, Some Veterans Turn to Psychedelics
Unable to find effective treatments at home, veterans with brain-injury symptoms are going abroad for psychedelics like ibogaine that are illegal in the U.S.
nytimes.com