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Systematic review demonstrates mixed outcomes of dosing sessions in psychedelic-assisted psychotherapy for anxiety disorders, suggesting a need for experimental designs.
There was some evidence of a moderating effect of two versus one psychedelic dosing session, however this finding needs to be replicated using experimental designs since it was not robust across analyses. The field can be improved by more thorough reporting of psychotherapy protocols to facilitate comparison between studies.
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Lindegaard et al. (2025) studied this question.
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