2005
DOI: 10.1016/j.biopsych.2005.06.038
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Psychological and Cognitive Effects of Long-Term Peyote Use Among Native Americans

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Cited by 143 publications
(122 citation statements)
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References 26 publications
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“…Although peyote is classified as a Schedule 1 controlled substance, members of the Native American Church have a legal exemption to use it in their religious services. Halpern et al (2005) compared 61 Navajo Native American Church members who regularly ingested peyote with 79 individuals reporting minimal use of peyote, alcohol, or other substances. Cognitive function was assessed using the Rand Mental Health Inventory and 10 standard neuropsychological tests of memory and attentional/executive functions.…”
Section: Safety Of Psychedelicsmentioning
confidence: 99%
“…Although peyote is classified as a Schedule 1 controlled substance, members of the Native American Church have a legal exemption to use it in their religious services. Halpern et al (2005) compared 61 Navajo Native American Church members who regularly ingested peyote with 79 individuals reporting minimal use of peyote, alcohol, or other substances. Cognitive function was assessed using the Rand Mental Health Inventory and 10 standard neuropsychological tests of memory and attentional/executive functions.…”
Section: Safety Of Psychedelicsmentioning
confidence: 99%
“…All individuals were recruited from Navajo Nation. Although the final results of blinded neuropsychologic testing of over 200 individuals is in preparation for publication, the author's team do not expect these findings to differ from earlier reports on partial data that failed to find differences between the comparison and NAC groups [47,48]. Though anecdotal, none of the several hundred NAC members interviewed by us reported HPPD-like complaints or other harmful effects from their participation in their ceremonies.…”
Section: Hallucinogens Sometimes Are Genuine Religious Sacraments?contrasting
confidence: 46%
“…2010;Labigalini Jr. 1998;McKenna 2004;Moir 1998;Ricciardi 2008;Santos et at. 2006); a maconha -Cannabis sativa (Labigalini Jr. & Rodrigues 1997;Labate et al 2010); o peyote -Lophophorawilliansii, cactus mexicano rico em mescalina (Halpern et al 2005); a iboga -Tabernantheiboga, arbusto africano cuja raiz contém ibogaina (Alpert et al 2007); o LSD (Yensen & Dryer 1999). 10 Com exceção do LSD, há uma tentativa de mesclar os modelos médicos/ científicos com um novo modelo, que teria origem fora do contexto ocidental, ainda que a ayahuasca, o peiote e a iboga sejam utilizados por diversos povos originários para resolver distintos problemas, mas não a dependência.…”
Section: Dependência E Seus Tratamentosunclassified
“…O uso da ayahuasca (assim como o AA -ver Antze 1991, e o peiotever Halpern et al 2005;Garrity 2000) está voltado para um processo de reconstrução da vida do dependente.…”
Section: Terapia De Substituiçãounclassified