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Drug scheduling limits access to essential medicines and should be reformed

The drug-scheduling system, particularly the approach to rescheduling, should be reformed to ensure all beneficial medicines, including marijuana and psilocybin, are available to scientists and patients.

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We are grateful for the support of the Saisei Foundation and thank I. Glenn Cohen for helpful comments.

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Correspondence to Mason Marks.

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Competing interests

Funding for this research was provided by the Saisei Foundation, a non-profit organization based in Austin, Texas. M.M. serves on the advisory boards of non-profit organizations in the psychedelics space, including the Psychedelic Medicine Coalition. M.M. is a member of the Psychedelic Bar Association.

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Marks, M., Shachar, C. Drug scheduling limits access to essential medicines and should be reformed. Nat Med 29, 294–297 (2023).

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