A recent resurgence of research investigating psychedelic therapies as treatments for mental health conditions such as Depression, PTSD and Anxiety has shown encouraging results.  Although researchers are still determining the mechanisms of benefit, there is evidence psychedelics enhance neuroplasticity and can elicit meaningful experiences and new insights.  While investigatory drugs such as Psilocybin and MDMA are only available currently through participation in clinical trials, ketamine is an option that is available now.  You can learn more about Ketamine Assisted Therapy here.