OOIR: Observatory of International Research

Papers

(The median citation count of Human Psychopharmacology-Clinical and Experimental is 0. 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 2021-09-01 to 2025-09-01.)

Article	Citations
	29
	28
The prevalence of constipation in adult psychiatric out‐patients on clozapine treatment at a regional public hospital in Hong Kong	22
Effect of fasedienol (PH94B) pherine nasal spray and steroidal hormones on electrogram responses and autonomic nervous system activity in healthy adult volunteers	19
Clinical predictors of depressive symptom remission and response after racemic ketamine and esketamine infusion in treatment‐resistant depression	19
A Naturalistic Examination of the Acute Effects of High‐Potency Cannabis on Emotion Regulation Among Young Adults: A Pilot Study	17
	11
A diffusion tensor imaging study in schizophrenia patients with clozapine induced obsessive compulsive symptoms	11
Factors influencing concentrations of risperidone and 9‐hydroxyrisperidone in psychiatric outpatients taking immediate‐release formulations of risperidone	10
Restless Legs Syndrome among patients receiving antipsychotic and antidepressant drugs	10
Prospective analysis of serum prolactin levels, clinical symptomatology and sexual functions in patients with schizophrenia switched to paliperidone palmitate 3‐monthly from paliperidone palmitate 1‐m	10
Becoming More Precise in Psychiatry: Signposts, Destinations, Maps and Territories	9
Issue Information	8
Influence of eight ABCB1 polymorphisms on antidepressant response in a prospective cohort of treatment‐free Russian patients with moderate or severe depression: An explorative psychopharmacological st	8
Effects of the active botanical blend “WKUP GT” on attention and cognitive functions after lunch in healthy volunteers	8
	7
Renal effects of long‐term lithium therapy, revisited	7
Characteristics of antipsychotic drug‐induced hypothermia in psychogeriatric inpatients	7
Issue Information	7
Issue Information	6
Efficacy and safety of hydroxyzine for sleep in adults: Systematic review	6
The antimuscarinic agent biperiden selectively impairs recognition of abstract figures without affecting the processing of non‐words	6
Issue Information	6
Stress, caffeine and psychosis‐like experiences—A double‐blind, placebo‐controlled experiment	6
Effects of COVID‐19 Lockdowns on Alcohol Consumption, Hangovers and Smoking Among Young Adults (n = 140) in Germany: An On‐Line Study	6

Reply to: 5‐MeO‐DMT has not been found in traditional ayahuasca preparations and the combination of 5‐MeO‐DMT with MAOIs is dangerous	6
Corrigendum	5
Issue Information	5
	5
Facilitated extinction of conditioned fear responses by delta 9‐tetrahyrdrocannabidol in humans: a pilot study	5
Hypothalamic‐pituitary‐adrenal and autonomic response to psychological stress in abstinent alcohol use disorder individuals with and without depressive symptomatology	5
Efficacy and safety of lemborexant as an alternative drug for patients with insomnia taking gamma‐aminobutyric acid–benzodiazepine receptor agonists or suvorexant	5
Analysis of schizophrenia‐associated genetic markers in the HLA region as risk factors for tardive dyskinesia	5
Safety and efficacy of Withania somnifera for anxiety and insomnia: Systematic review and meta‐analysis	4
Nick Drake: A Troubled Mind, a Troublesome ‘Cure’	4
Dexamphetamine increased speech and visual unimodal illusions in healthy participants without affecting temporal binding window	4
Alcohol Consumption During the COVID‐19 Pandemic: A Critical Review	4
	3
Corrigendum	3
Efficacy and acceptability of adjunctive n‐acetylcysteine for psychotic disorders: Systematic review and meta‐analysis	3
Issue Information	3
Nx4 attenuated stress‐induced activity of the anterior cingulate cortex—A post‐hoc analysis of a randomized placebo‐controlled crossover trial	3
	3
National Prescribing Trends and Cost Analysis of Antidepressants, Anxiolytics, and Hypnotics in England, 2010–2023	3
The impact of adjunctive aripiprazole on QT interval: A 12‐week open label study in patients on olanzapine, clozapine or risperidone	3
Trajectories of sentiment in 11,816 psychoactive narratives	2
How Should Non‐Prescribed Use of Gabapentinoids be Reduced in Psychiatric Practice?	2
‘Nico’—A lone voyager in Strange Seas	2
Obstacles to treatment retention in opioid use disorder: An international substance use disorder treatment worker survey	2
Issue Information	2
	2
Exploring the understanding, source of availability and level of access of cognitive enhancers among university students in the United Arab Emirates: A qualitative study	2
Psychopharmacoepidemiology of antidepressant medications among homeless and unstably housed service users in the Veterans Affairs healthcare system	2
Effects of Caffeine and Stress on Persistence and Performance in an Unsolvable Visual Search Task in Humans	2
Plasma levels of interleukin‐8 and response to paroxetine in patients with major depressive disorder	1
Antipsychotic‐Treated Schizophrenia Patients Develop Inflammatory and Oxidative Responses Independently From Obesity: However, Metabolic Disturbances Arise From Schizophrenia‐Related Obesity	1
SSRIs in the course of COVID‐19 pneumonia: Evidence of effectiveness of antidepressants on acute inflammation. A retrospective study	1
Bi‐directional and multi‐modal effects of dexamphetamine on spatial binding windows in healthy individuals	1
	1
	1
The first patient to receive olanzapine: A recollection	1
Evaluation of memantine's efficacy and safety in the treatment of children with autism spectrum disorder: A systematic review and meta‐analysis	1
Role of serotonin transporter and receptor gene polymorphisms in treatment response to selective serotonin reuptake inhibitors in major depressive disorder	1
Psychometric Properties of the Scale for Subjective Somatic and Cognitive Complaints of Psychotropic Medication Adult‐Aged‐Spectrum (SCOPA)	1
Oral intake of carboxy alkyl ester improves attention: A randomized double‐blind cross‐over placebo‐controlled study	1
Can antidepressant use be associated with emotional blunting in a subset of patients with depression? A scoping review of available literature	1
Inflammatory markers at baseline correlate with subsequent clinical response to quetiapine in patients with bipolar disorder	1
	1
Issue Information	1
N,N‐dimethyltryptamine and Amazonian ayahuasca plant medicine	1
Professor Brian Leonard: Former Editor‐in‐Chief of Human Psychopharmacology	1
Effects of ayahuasca on the endocannabinoid system of healthy volunteers and in volunteers with social anxiety disorder: Results from two pilot, proof‐of‐concept, randomized, placebo‐controlled trials	0
	0
Allopregnanolone Concentrations After Ascending Single Dose Administration of Progesterone to Healthy Volunteers	0
The factor structure of extrapyramidal symptoms evaluated using the Drug‐Induced Extrapyramidal Symptoms Scale in patients with schizophrenia: Results from the 2016 REAP AP‐4 study	0

Maternal Use of Antidepressants in Pregnancy and the Risk of Postpartum Hemorrhage: An Electronic Health Record‐Based Cohort Study	0
Baseline Exposure to Antipsychotic Medication in Young People at Clinical High Risk for Psychosis: A 2‐Year Italian Follow‐Up Study	0
Effects of solriamfetol on on‐the‐road driving in participants with narcolepsy: A randomised crossover trial	0
Issue Information	0
Effects of atypical antipsychotics on serum asprosin level and other metabolic parameters in patients with schizophrenia	0
	0
Comparative evaluation of craving, sleep quality, sexual function and quality of life in opioid use disorder patients in remission with buprenorphine/naloxone maintenance treatment	0
Issue Information	0
Zopiclone as a Potent Positive Control for Assessing the Residual Effects of Hypnotic Drugs on Next Day Driving Performance: A Systematic Review	0
The impact of alcohol consumption on commercial eye blink drowsiness detection technology	0
Experience and views of healthcare professionals towards people who use new psychoactive substances: Evidence from statutory, non‐statutory, and private mental health and addiction healthcare services	0
Low‐dose ketamine infusion in treatment‐resistant double depression: Revisiting the adjunctive ketamine study of Taiwanese patients with treatment‐resistant depression	0
High‐dose Vitamin B6 supplementation reduces anxiety and strengthens visual surround suppression	0
Efficacy of Intranasal Esketamine in Treatment‐Resistant Depression: A Six‐Month Real‐World Follow‐Up Study of Depressive Symptoms, Hopelessness, and Suicide Risk	0
Comparative pharmacology and abuse potential of oral dexamphetamine and lisdexamfetamine—A literature review	0
Dexamphetamine influences funneling illusion based on psychometric score	0
Issue Information	0
Issue Information	0
Melatonin and melatonin‐agonists for metabolic syndrome components in patients treated with antipsychotics: A systematic review and meta‐analysis	0
	0
Prescribing patterns in patients with obsessive‐compulsive disorder: Retrospective, single‐center study	0
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How prevalent and severe is addiction on GABAmimetic drugs in an elderly German general hospital population? Focus on gabapentinoids, benzodiazepines, and z‐hypnotic drugs	0
J Guy Edwards, FRCPsych, FRCP, FRCGP (Hon), DPM, HonMFPH, Founding Editor of Human Psychopharmacology	0
Association of serotonin transporter gene polymorphism with efficacy of the antidepressant drugs sertraline and mirtazapine in newly diagnosed patients with major depressive disorders	0
A narrative review of the neuropharmacology of synthetic cathinones—Popular alternatives to classical drugs of abuse	0
Aroma of the essential oil of peppermint reduces aggressive driving behaviour in healthy adults	0
Could improved recognition and treatment of anxiety disorders lead to a reduction in suicide?	0
Issue Information	0
Probable effects of polypharmacy and equivalent doses of psychotropic drugs on prevalence of adverse drug events among psychiatric inpatients in a general hospital in Japan	0
Effects of solriamfetol on on‐the‐road driving performance in participants with excessive daytime sleepiness associated with obstructive sleep apnoea	0
Issue Information	0
Peripheral edema associated with antidepressant use: Systematic review of case reports	0
Opioid analgesics prescribing trends 2010–2019 in Slovenia: National database study	0
Acute Administration of 10 mg Methylphenidate on Cognitive Performance and Visual Scanning in Healthy Adults: Randomised, Double‐Blind, Placebo‐Controlled Study	0
	0
Serotonin transporter availability, neurocognitive function and their correlation in abstinent 3,4‐methylenedioxymethamphetamine users	0
Valproate‐associated hair abnormalities: Pathophysiology and management strategies	0
Comparison of naltrexone implant and oral buprenorphine‐naloxone in the treatment of opiate use disorder	0
Can placebo or nocebo pills improve or impair cognition performance?	0
Issue Information	0
	0
Anabolic androgenic steroids used as performance and image enhancing drugs in professional and amateur athletes: Toxicological and psychopathological findings	0
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Agomelatine as Antidepressant Treatment in Elderly Patients With Previous Hyponatremia Due To SSRI Use: Case Series	0
Duloxetine attenuates pain in association with downregulation of platelet serotonin transporter in patients with burning mouth syndrome and atypical odontalgia	0
Effects of Cannabis‐Delivered THC on mood and negative attentional bias in the context of positive vs. neutral Alternatives—a pilot study	0
Issue Information	0
	0
Clozapine Once‐Versus Multiple‐Daily Dosing Regimen: A Single‐Center, Retrospective, Cross‐Sectional Study	0
Issue Information	0
	0
The potential role of lysergic acid diethylamide for psychological assisted therapy: A meta‐analysis of randomised controlled trials in healthy volunteers	0
	0
Issue Information	0
	0
5‐MeO‐DMT has not been found in traditional ayahuasca preparations and the combination of 5‐MeO‐DMT with MAOIs is dangerous	0
Estradiol treatment in young postmenopausal women with self‐reported cognitive complaints: Effects on cholinergic‐mediated cognitive performance	0
	0
Patient outcome following selective serotonin reuptake inhibitor prescribing in primary care in Wales (UK)	0
Efficacy and safety of endoxifen in bipolar disorder: A systematic review	0
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Issue Information	0
Lithium in bipolar depression: A review of the evidence	0
	0
Potential processes of change in MDMA‐Assisted therapy for social anxiety disorder: Enhanced memory reconsolidation, self‐transcendence, and therapeutic relationships	0
Efficacy of the nootropic supplement Mind Lab Pro on memory in adults: Double blind, placebo‐controlled study	0
Issue Information	0
The chemical induction of synaesthesia	0
Issue Information	0
Efficacy of tiapride in the treatment of psychiatric disorders: A systematic review	0
Issue Information	0
Issue Information	0
Issue Information	0
Systematic reviews of the acute effects of amphetamine on working memory and other cognitive performances in healthy individuals, with a focus on the potential influence of personality traits	0
Issue Information	0
The use of antipsychotics in obsessive compulsive disorder	0
A Randomized Placebo‐Controlled Clinical Trial Exploring the Short‐Term Cognitive and Cerebrovascular Effects of Consuming Peppermint Tea: A Mediation Study	0