RecruitingPhase 2Drug trialState-Funded Trial Assessing Recovery and Long-Term Impact of Guided Psilocybin for Healing TraumaThe principal investigator for this study plans to build upon the psilocybin-assisted therapy intervention used in prior completed trials to conduct an open-label trial of two psilocybin administration sessions combined with psychotherapy to investigate the safety, tolerability, and clinical efficacy of psilocybin-assisted therapy for the treatment of PTSD in US Veterans.