OOIR: Observatory of International Research

Papers

(The H4-Index of Journal of Psychopharmacology is 30. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-04-01 to 2025-04-01.)

Article	Citations
Signatures of exposure to childhood trauma in young adults in the structure and neurochemistry of the superior temporal gyrus	255
Exploring clozapine use in severe psychiatric symptoms associated with autism spectrum disorder: A scoping review	180
Clozapine-specific proliferative response of peripheral blood-derived mononuclear cells in Japanese patients with clozapine-induced agranulocytosis	103
Off the RADAR; questions regarding the trial protocol of a randomised controlled trial of antipsychotic reduction and discontinuation	86
Proportion of Antipsychotics with CYP2D6 Pharmacogenetic (PGx) Associations Prescribed in an Early Intervention in Psychosis (EIP) Cohort: A Cross-Sectional Study	72
Therapeutic (Sub)stance: Current practice and therapeutic conduct in preparatory sessions in substance-assisted psychotherapy—A systematized review	67
Psychedelics and the ‘inner healer’: Myth or mechanism?	63
D₂-like receptor activation by intranasal dopamine attenuates fear responses induced by electrical stimulation of the dorsal periaqueductal grey matter, but fails to reduce aversion to pit	56
Which are the demographic and clinical characteristics of patients who respond to subcutaneous esketamine?	54
Altered states of consciousness in Danish healthy volunteers and recreational users of psilocybin and the possible impact of setting and intention: Danish validation of the five-dimensional altered st	53
Microdosing psychedelics and the risk of cardiac fibrosis and valvulopathy: Comparison to known cardiotoxins	52
Science, safety and education: Informing the psychedelic treatment of psychiatric disorders	49
Mice lacking melatonin MT2 receptors exhibit attentional deficits, anxiety and enhanced social interaction	48
Efficacy and safety of supraphysiologic doses of levothyroxine for patients with bipolar depression in adults: A systematic review	48
Exploring the effects of erythropoietin treatment on cortical thickness and hippocampal volume in patients with mood disorders undergoing electroconvulsive therapy: A randomized, placebo-controlled tr	45
The potential for medicinal cannabis to help manage challenging behaviour in people with intellectual disability: A perspective review	41
Benzodiazepines for PTSD: Poor data quality and misleading advice	39
The dosing procedure that “makes the poison”: Comparing the effects of single versus cumulative alcohol administration methods on emotion recognition	39
Catalyst for change: Psilocybin’s antidepressant mechanisms—A systematic review	39
Meditating on psychedelics. A randomized placebo-controlled study of DMT and harmine in a mindfulness retreat	38
Association of cannabis use with neurocognition in adolescents with bipolar disorder	38
Aripiprazole for treating delirium: A systematic review—Is it a valid yet understudied treatment?	36
Effects of modafinil and caffeine on night-time vigilance of air force crewmembers: A randomized controlled trial	34
Driving performance and ocular activity following acute administration of 10 mg methylphenidate: A randomised, double-blind, placebo-controlled study	34
Exploring psychedelic-assisted therapy in the treatment of functional seizures: A review of underlying mechanisms and associated brain networks	34

A single injection of neuropeptide QRFP in the lateral hypothalamus decreased food intake	33
Nighttime safety of daridorexant: Evaluation of responsiveness to an external noise stimulus, postural stability, walking, and cognitive function	32
Neural correlates of episodic memory decline following electroconvulsive therapy: An exploratory functional magnetic resonance imaging study	32
5-HT_1B receptor agonist attenuates cocaine self-administration after protracted abstinence and relapse in rats	31
An efficient and label-free LC-MS/MS method for assessing drug’s activity at dopamine and serotonin transporters using transporter-transfected HEK293T cells	31
Clinical effects of glabellar botulinum toxin injections on borderline personality disorder: A randomized controlled trial	30
From chaos to kaleidoscope: Exploring factors in psychedelic self-treatment for mental health conditions	30
A letter to the editor, associated with the article entitled “Efficacy and tolerability of combination treatments for major depression: Antidepressants plus second-generation antipsychotics vs esketam	30