Research found that low-dose infusions of ketamine caused a major reduction in suicidal thoughts just 24 hours later, and had positive effects on mood, depression and fatigue that lasted for at least six weeks usc.edu.au Submitted by ziq on February 9, 2021 at 11:14 AM in MentalWellbeing (edited on February 9, 2021 at 11:15 AM) No comments 4