Progress in neuro-psychopharmacology & biological psychiatry

Behavior and growth changes caused by psychedelics in zebrafish: a systematic review

Updated

Abstract

Thirteen articles were reviewed on the effects of psychedelics in zebrafish, focusing on behavioral changes and developmental toxicity.

  • Overall, psychedelics did not cause major physical abnormalities in embryo-larvae.
  • High concentrations of ayahuasca led to edemas and increased mortality.
  • Ibogaine, MDMA, and LSD were linked to movement issues when exposure occurred during development.
  • DMT, psilocybin, and psilocin may have anxiety-reducing effects on larvae, while LSD, MDMA, mescaline, and noribogaine could lower anxiety in adult zebrafish.
  • Psychedelics may be safe at low concentrations in zebrafish, but the impact on neurodevelopment in offspring remains unclear.

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Competing interests

Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.
PubMed

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