In a recent trial, the Prism neurofeedback device from Israel’s GrayMatters Health (see here previously) significantly improved the condition of 67% of the chronic PTSD patients in its recent trial. Almost one third achieved remission after three months of therapy.
https://nocamels.com/2024/02/brain-activity-monitor-proves-efficacy-in-ptsd-therapy-study-finds/
https://www.sciencedirect.com/science/article/pii/S0165178123006613