Cannabidiol has a unique effect on global brain activity: a pharmacological, functional MRI study in awake mice Aymen H. Sadaka, Ana G. Ozuna1, Richard J. Ortiz, Praveen Kulkarni, Clare T. Johnson, Heather B. Bradshaw, Bruce S. Cushing, Ai‑Ling Li, Andrea G. Hohmann and Craig F. Ferris Journal of Translationnal Medicine, 2021, 19, 220, 1-16. Doi : 10.1186/s12967-021-02891-6 Abstract Background : The phytocannabinoid cannabidiol (CBD) exhibits anxiolytic activity and has been promoted as a potential treatment for post-traumatic stress disorders. How does CBD interact with the brain to alter behavior? We hypothesized that CBD would produce a dose-dependent reduction in brain activity and functional coupling in [...]
Lire la suiteBibliographie : Kétamine Dr Christian Sueur, GRECC, (mai 2021) Kétamine en Psychiatrie : 1 - 3 Usages thérapeutiques en médecine psychédélique : 4 Kétamine et psychose : 5 - 6 Kétamine et traitement de la dépression : 7 - 20 Kétamine et prise en charge de l’idéation suicidaire : 21 - 22 Kétamine et traitement de la dépression chez les enfants et adolescents : 23 - 24 Kétamine et prise en charge des troubles psychotraumatiques (PTSD) : 25 - 27 Ketamine et addictions : 28 - 29 Kétamine et sevrage des opiacés : 30 Kétamine et prise en charge de la douleur : 31 - 32 Kétamine et prise en charge de [...]
Lire la suiteEffects of acute cannabidiol administration on anxiety and tremors induced by a Simulated Public Speaking Test in patients with Parkinson’s disease Stephanie Martins de Faria, Daiene de Morais Fabrício, Vitor Tumas, Paula Costa Castro, Moacir Antonelli Ponti, Jaime E.C. Hallak, Antonio W. Zuardi, José Alexandre S. Crippa and Marcos Hortes Nisihara Chagas Journal of Psychopharmacology, 2020, 1–8 doi : 10.1177/0269881119895536 Abstract Background : Cannabidiol (CBD) is one of the main components of Cannabis sativa and has anxiolytic properties, but no study has been conducted to evaluate the effects of CBD on anxiety signs and symptoms in patients with Parkinson’s disease (PD). This study aimed to [...]
Lire la suiteMedical Cannabis Use Rising Among Older Adults Pauline Anderson Medscape Medical News ©March 22, 2021 More individuals are using medical cannabis, but the increase appears to be more pronounced among seniors, new research suggests. Results of a large Canadian survey study show that the proportion of older users among total users increased from 17.6% before 2017 to 26.7% in 2018 and 31.2% in 2019. The proportion of older users was 22.7% in 2020, but there were fewer participants in this latest sample (8869 in 2019 and 5644 in 2020). The majority of older respondents reported that they use cannabis to relieve pain and prefer cannabidiol [...]
Lire la suiteCannabis for Pain? An Expert's Guidance John Watson Medscape Neurology © 2021 WebMD, LLC January 05, 2021 Mark Steven Wallace, MD Many have put forth medical cannabis as a promising treatment for chronic pain that can potentially replace opioids. However, although it's never been easier for patients to access medical cannabis, those researching its use say that the structural challenges inherent to studying a Schedule 1 drug remain formidable. Medscape recently spoke with Mark Steven Wallace, MD, a pain management specialist and chair of the Division of Pain Medicine at UC San Diego Health, about the latest data on medical cannabis and the challenges in studying its clinical use in pain [...]
Lire la suiteHow ecstasy and psilocybin are shaking up psychiatry Regulators will soon grapple with how to safely administer powerful psychedelics for treating depression and post-traumatic stress disorder. Paul Tullis https://www.nature.com/articles/d41586-021-00187-9?utm_source=twt_nnc&utm_medium=social&utm_campaign=naturenews&sf242359384=1 Nature, 2021, 589, 506-509 doi: 10.1038/d41586-021-00187-9 Illustration by Gizem Vural PDF version On a sunny day in London in 2015, Kirk Rutter rode the Tube to Hammersmith Hospital in hopes of finally putting an end to his depression. Rutter had lived with the condition off and on for years, but the burden had grown since the death of his mother in 2011, followed by a relationship break-up and a car accident the year [...]
Lire la suiteSelf-Medication with Cannabis, Chapter 17 Arno Hazekamp and George Pappas April 2019, 17-Pertwee-Chap17.indd 319 https://www.researchgate.net/profile/Arno_Hazekamp/research 17.1 Introduction The medicinal use of cannabis is slowly gaining a more general acceptance worldwide. Canada (since 2001) and the Netherlands (since 2003) have government-run programs, in which quality-controlled herbal cannabis is supplied by specialized and licensed companies. Several other countries are now setting up their own programs (Israel, Czech Republic, Switzerland) or import products from the Dutch program (Italy, Finland, Germany, Switzerland). In the US, despite strong opposition by the federal government, so far 18 states including the District of Columbia have introduced laws to permit “medical marijuana use” [...]
Lire la suitePlaidoyer Principes Actifs, décembre 2020, à voir de toute urgence En mars 2021 débutera l'expérimentation du cannabis médical en France. Les critères d'inclusion ne concernent qu'un nombre restreint de pathologies. Depuis plus de vingt ans, des patients font usage de cannabis pour ses effets thérapeutiques en toute illégalité. Ces quelques témoignages dénoncent une situation de santé publique injuste et intolérable. https://www.youtube.com/watch?v=VdzPpIO1Rlw https://www.youtube.com/channel/UCQ118l67BFVUW4ukFwjyWYg Animation et production du clip : Follow Media Musique : « Gibraltar Rocksteady » de l'album KHEPER produit, composé et édité par IMHOTEP © 2020 - Principes Actifs - Tous droits réservés www.principesactifs.org
Lire la suiteFibromyalgie et cannabinoïdes Kalapa Clinic, Barcelone, Espagne By Gesa: 05/11/2020 Fibromyalgie – cela signifie souvent de fortes douleurs, de l’épuisement, des troubles du sommeil et souvent une souffrance psychologique. Les symptômes du syndrome de douleur chronique sont variés et varient d’un patient à l’autre. Beaucoup de personnes touchées ont de grandes difficultés à faire face à leur vie quotidienne et le niveau de souffrance est très élevé. L’utilisation médicale du cannabis peut avoir un effet bénéfique sur la maladie, comme l’ont montré certaines études. Fibromyalgie – qu’est-ce que c’est ? Le syndrome de fibromyalgie (SFM) se caractérise par des douleurs musculaires et du tissu conjonctif, [...]
Lire la suiteThe experimental effects of psilocybin on symptoms of anxiety and depression : A meta-analysis Simon B. Goldberg, Brian T. Pace, Christopher R. Nicholas, Charles L. Raison, Paul R. Hutson Psychiatry Research, 2020, 284, 112749 Doi : 10.1016/j.psychres.2020.112749 A B S T R A C T The current meta-analysis examined the effects of psilocybin in combination with behavioral interventions on anxiety and depression in samples with elevated symptoms. Across four studies (one uncontrolled; three randomized, placebo-controlled; N = 117), within-group pre-post and pre-follow-up effects on anxiety and depression were large (Hedges’ gs=1.16 to 1.47) and statistically significant. Across three placebo-controlled studies, pre-post placebo-controlled effects were also [...]
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