Catégorie : Cannabis et santé mentale

Is there a role for cannabidiol in psychiatry ?, Julia Machado Khoury et al., 2017

Is there a role for cannabidiol in psychiatry ? Julia Machado Khoury , Maila de Castro Lourenço das Neves, Marco Antônio Valente Roque, Daniela Alves de Brito Queiroz , Andre Augusto Corrêa de Freitas, Angelo de Fatima, Fabrıcio Moreira and Frederico Duarte Garcia The World Journal of Biological Psychiatry, 2017, 16 p. Doi : 10.1080/15622975.2017.1285049   ABSTRACT Objectives : Understanding whether cannabidiol (CBD) is useful and safe for the treatment of psychiatric disorders is essential to empower psychiatrists and patients to take good clinical decisions. Our aim was to conduct a systematic review regarding the benefits and adverse events (AEs) of CBD in the treatment of schizophrenia, psychotic [...]

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Association of Depression, Anxiety, and Trauma With Cannabis Use During Pregnancy, Kelly C. Young-Wolff et al., 2020

Association of Depression, Anxiety, and Trauma With Cannabis Use During Pregnancy Kelly C. Young-Wolff, PhD, MPH; Varada Sarovar, PhD; Lue-Yen Tucker, BA; Nancy C. Goler, MD; Stacey E. Alexeeff, PhD; Kathryn K. Ridout,MD, PhD; Lyndsay A. Avalos, PhD JAMA Network Open, 2020, 3, (2), e1921333. doi : 10.1001/jamanetworkopen.2019.21333   Introduction Prenatal cannabis use is increasing,1,2 and several qualitative studies3,4 indicate that pregnantwomen self-report using cannabis to manage stress and mood. However, few epidemiological studies have examined whether pregnant women with mental health disorders and trauma are at increased risk of using cannabis during pregnancy. Data from the Kaiser Permanente Northern California (KPNC) large integrated health care [...]

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Acute and chronic effects of cannabinoids on effort-related decision-making and reward learning: an evaluation of the cannabis ‘amotivational’ hypotheses, Will Lawn et al., 2016

Acute and chronic effects of cannabinoids on effort-related decision-making and reward learning: an evaluation of the cannabis ‘amotivational’ hypotheses Will Lawn, Tom P. Freeman, Rebecca A. Pope, Alyssa Joye, Lisa Harvey, Chandni Hindocha, Claire Mokrysz, Abigail Moss, Matthew B. Wall, Michael A.P. Bloomfield, Ravi K. Das, Celia J.A. Morgan, David J. Nutt, H. Valerie Curran Psychopharmacology, 2016, 233, 3537–3552 Doi : 10.1007/s00213-016-4383-x   Abstract Rationale : Anecdotally, both acute and chronic cannabis use have been associated with apathy, amotivation, and other reward processing deficits. To date, empirical support for these effects is limited, and no previous studies have assessed both acute effects of Δ-9-tetrahydrocannabinol (THC) and [...]

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Cannabinoid and Terpenoid Doses are Associated with Adult ADHD Status of Medical Cannabis Patients, Jeffrey Y. Hergenrather et al., 2020

Cannabinoid and Terpenoid Doses are Associated with Adult ADHD Status of Medical Cannabis Patients Jeffrey Y. Hergenrather, Joshua Aviram, Yelena Vysotski, Salvatore Campisi-Pinto, Gil M. Lewitus and David Meiri. Rambam Maimonides Medical Journal, 2020, 11, (1), e0001 Doi : 10.5041/RMMJ.10384   Methods : Participants were adult patients licensed for medical cannabis (MC) treatment who also reported a diagnosis of ADHD by a physician. Data on demographics, ADHD, sleep, and anxiety were collected using self-report questionnaires. Data collected on MC treatment included administration route, cultivator, cultivar name, and monthly dose. Comparison statistics were used to evaluate differences in reported parameters between low (20–30 g, n=18) and [...]

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Is There a Role for Cannabis in Mental Health Disorders ? Pauline Anderson & Charles P. Vega, 2019

Is There a Role for Cannabis in Mental Health Disorders ? Pauline Anderson & Charles P. Vega, Medscape, CME / ABIM MOC / CE Released : 12/13/2019 https://www.medscape.org/viewarticle/922367   Clinical Context The most common indication for the use of medicinal cannabis is pain, although the results of studies of cannabis products for chronic pain are mixed. Häuser and colleagues performed a review of systematic reviews of cannabis for chronic pain conditions, and their results were published in the October 15, 2017 issue of European Journal of Pain.[1] Reviewers evaluated 10 systematic reviews of cannabis for pain. Methodological quality was high in 4 of the reviews. There was [...]

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Cannabidiol treatment in an adolescent with multiple substance abuse, social anxiety and depression, Clarissa Laczkovics et al., 2020

Cannabidiol treatment in an adolescent with multiple substance abuse, social anxiety and depression. Case Report Clarissa Laczkovics · Oswald D. Kothgassner · Anna Felnhofer · Claudia M. Klier Neuropsychiatrie, 2020, 4 p. Doi : 10.1007/s40211-020-00334-0 Summary In this report, we present a case of a 16,9- year-old patient with multiple substance use disorder (cannabis, MDMA, cocaine, ecstacy), severe depression, social phobia and narcissistic personality disorder. We administered Cannabidiol (CBD) capsules in different dosages (starting dosage 100 mg up to 600 mg over 8 weeks) after unsuccessful treatment with antidepressants. CBD was a safe and well tolerated medication for this patient. Upon treatment with CBD and [...]

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The Psychiatric Consequences of Cannabinoids, Joao P. De Aquino et al., 2018

The Psychiatric Consequences of Cannabinoids Joao P. De Aquino, Mohamed Sherif, Rajiv Radhakrishnan, John D. Cahill, Mohini Ranganathan and Deepak C. D’Souza Clinical Therapeutics, 2018, 40, (9), 14481456 Doi : 10.1016/j.clinthera.2018.03.013   ABSTRACT With rising rates of cannabis use in the general population and an increasing number of US states legalizing both recreational and medical cannabis use, it is important to be informed about the adverse consequences of cannabinoids. This Commentary provides an overview of the psychiatric effects of plant-based and synthetic cannabinoids, differentiating acute effects from effects associated with persistent use. Cannabinoids produce multiphasic and dose dependent effects on anxiety, mood, and perception, in addition [...]

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IACM-Bulletin du 14 Février 2020

IACM-Bulletin du 14 Février 2020 Science/Animal: Le cannabigerol est efficace contre les infections par des bactéries résistantes aux antibiotiques Economy/Écologie: Données sur la quantité d'électricité consommée par l'industrie du cannabis Science/Homme: Environ la moitié des patients souffrant de lombalgie ont pu arrêter toute consommation d'opioïdes après avoir commencé la consommation de cannabis Europe/ONU: La Commission Européenne propose un vote unifié de l'UE sur la programmation de l’OMS sur le cannabis Science/Homme: De nombreux patients atteints d'arthrite consomment du cannabis Science/Homme: Le cannabis peut être utile contre l'insomnie chez les personnes âgées souffrant de douleur [...]

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The therapeutic role of Cannabidiol in mental health : a systematic review, Khan R. at al., 2020

The therapeutic role of Cannabidiol in mental health : a systematic review Rabia Khan, Sadiq Naveed, Nadeem Mian, Ania Fida, Muhammad Abdur Raafey and Kapil Kiran Aedma Journal of Cannabis Research, 2020, 2, 2 doi : 10.1186/s42238-019-0012-y   Abstract Background : The therapeutic application of cannabidiol (CBD) is gaining interest due to expanding evidence for its use. Objective : To summarize the clinical outcomes, study designs and limitations for the use of CBD and nabiximols (whole plant extract from Cannabis sativa L. that has been purified into 1:1 ratio of CBD and delta-9- tetrahydrocannabinol) in the treatment of psychiatric disorders. Materials and method : A systematic review was [...]

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Longitudinal Changes in Cognition in Young Adult Cannabis Users, Mary Becker et al., 2018

Longitudinal Changes in Cognition in Young Adult Cannabis Users Mary Becker, Paul F. Collins, Ashley Schultz, Snežana Urošević, Brittany Schmaling, and Monica Luciana The Journal of Clinical and Experimental Neuropsychology, 2018, 40, (6), 529–543. doi : 10.1080/13803395.2017.1385729   Abstract Introduction : Adolescent cannabis use (CU) is associated with impaired attention, executive function, and verbal learning/memory. These associations are generally observed in cross-sectional studies. Longitudinal studies of cannabis users are lacking. Method : The present study examines associations between CU and cognition over time in chronic daily adolescent-onset CUs, as compared to non-using controls. Both groups completed a neuropsychological battery at study intake and again two years later. Results [...]

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