Evidence map›Paper›PMID 42057700›Full record

ArticleNeuropsychopharmacology reports2026

Context-Dependent Temporal Changes in Hypnotics Involved in Suicide Attempts.

Taro Sasaki, Norio Sugawara, Motoharu Furukawa, Hirotaka Iwaki, Shiro Suda, Norio Yasui-Furukori

Abstract readMulticenter Study
In one paragraph

Article in Neuropsychopharmacology reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Taro SasakiDepartment of Psychiatry, Dokkyo Medical University School of Medicine, Mibu, Tochigi, Japan.
Norio SugawaraDepartment of Psychiatry, Dokkyo Medical University School of Medicine, Mibu, Tochigi, Japan.ORCID https://orcid.org/0000-0001-7058-664X
Motoharu FurukawaDepartment of Psychiatry, Jichi Medical University, Shimotuke, Tochigi, Japan.
Hirotaka IwakiDepartment of Psychiatry, Hachinohe City Hospital, Hachinohe, Aomori, Japan.
Shiro SudaDepartment of Psychiatry, Jichi Medical University, Shimotuke, Tochigi, Japan.ORCID https://orcid.org/0000-0002-2437-7422
Norio Yasui-FurukoriDepartment of Psychiatry, Dokkyo Medical University School of Medicine, Mibu, Tochigi, Japan.ORCID https://orcid.org/0000-0002-4414-3770

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRecent prescribing practices have shifted from benzodiazepines (BZs) toward non-GABAergic hypnotics, including dual orexin receptor antagonists (DORAs) and melatonin receptor agonists (MRAs). We examined whether hypnotics involved in suicide attempts changed over time in a context-dependent manner.

methodsWe conducted a multicenter retrospective cohort study of consecutive patients presenting with suicide attempts at three hospitals in Japan between April 2020 and March 2025. Hypnotics involved in attempts were identified from empty medication packages collected at presentation. Annual proportions of BZs and non-GABAergic hypnotics (OMs: DORAs and MRAs) were analyzed using Cochran-Armitage trend tests under three conditions: (1) all suicide attempts, (2) overdose-related attempts, and (3) overdose-related attempts involving a hypnotic. Additional analyses separated DORAs from MRAs.

resultsAmong 1111 suicide attempt encounters, 648 were overdose-related. OM involvement increased significantly over time across all denominators. In contrast, BZ involvement declined significantly only among overdose-related attempts. When OMs were disaggregated, DORA involvement showed a significant upward trend using overdose-related attempts as the denominator (χ

conclusionHypnotics involved in suicide attempts changed in a context-dependent manner during the study period. The increase in non-GABAergic hypnotics was driven by DORAs, whereas reductions in BZ involvement were detectable only in overdose-related contexts. These findings suggest that evolving hypnotic availability may influence the profile of medications involved in self-poisoning.

Indexed as

Drug OverdoseHypnotics and SedativesOrexin Receptor AntagonistsSuicide, AttemptedAdultBenzodiazepinesFemaleHumansJapanMaleMiddle AgedReceptors, MelatoninRetrospective StudiesBenzodiazepinesHypnotics and SedativesOrexin Receptor AntagonistsReceptors, Melatoninbenzodiazepinesorexin receptor antagonistsself‐poisoningsuicide attempttemporal trend

Identifiers

PMID42057700
PMCPMC13129489

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