Collection Three: MDMA-Assisted Therapy Research

What MDMA-Assisted Therapy Research Cannot Yet Tell Us

Limitations involving long-term outcomes, generalizability, therapist effects, and access.

Article #059·● Published·8 min read·Foundational

Definition

Despite promising early results, MDMA-assisted therapy research still cannot tell us with confidence about long-term outcomes, generalizability across populations, therapist effects, comparative efficacy against extended standard care, and real-world access.

Why it matters

Honest limits protect patients from misplaced certainty and protect the field from over-promising.

The Science

Regulatory review has emphasized the need for larger, longer, and more diverse studies. Methodological questions around blinding, expectancy, and therapist variability remain open.

The NSI Perspective

NSI is careful about the difference between a promising signal and a settled finding. This field is in between.

Clinical Implications

Clinicians should be able to speak candidly about what remains unknown. Anyone who cannot is not communicating fully.

Practical Application

Ask providers what they still do not know. The quality of the answer tells you about the quality of the practice.

References

  1. 1.FDA Advisory Committee documents on MDMA-assisted therapy; 2024.