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Ketamine: all studies

Page 428 of 449: studies 4,271 to 4,280 of 4,486, newest first. Back to the ketamine overview

Research

Pharmacological Investigations of the Dissociative ‘Legal Highs’ Diphenidine, Methoxphenidine and Analogues

PLoS One June 17, 2016 Jason Wallach, Heather Kang, Tristan Colestock et al. 73 citations

1,2-Diarylethylamines including lanicemine, lefetamine, and remacemide have clinical relevance in a range of therapeutic areas including pain management, epilepsy, neurodegenerative disease and depression. More recently 1,2-diarylethylamines have been sold as 'legal highs' in a number of different forms including powders and tablets. These compounds are sold to circumvent governmental...

DOI: 10.1371/journal.pone.0157021 (opens in new tab) Serotonin Pharmacology Dopamine Norepinephrine transporter +5

Subchronic oral administration of crude khat extract (Catha edulis forsk) induces schizophernic-like symptoms in mice

BMC Complementary and Alternative Medicine May 31, 2016 Tegegne Bogale, Epherm Engidawork, E. Yisma

BackgroundChewing fresh leaves of the khat plant (Catha edulis forsk) is a deep rooted and widespread habit in East Africa and the Middle East. Although a body of knowledge exists about the adverse effects of khat on health, data are sparse with regard to the consequences of long-term khat chewing in resulting schizophrenic like symptoms.MethodsA crude extract of khat at different doses (100...

Is there a future for other glutamate receptor modulators in the pharmacotherapy of mood disorders?

Evidence-Based Mental Health May 31, 2016 P. Šóš

There is increasing evidence that some glutamatergic drugs could have antidepressant effects. Ketamine as a promising prototype for novel glutamatergic antidepressants has a much faster onset of action and is possibly more efficacious than standard antidepressants.1 Two recent systematic reviews and meta-analyses assessed the antidepressant efficacy (including modes of administration, duration...

Speaker 2: Jaskaran Singh, USA

The International Journal of Neuropsychopharmacology May 27, 2016 C. Olsen

Background: Esketamine and ketamine have been shown to produce rapid antidepressant action in patients with treatmentresistant depression (TRD). The aim of the current study was to assess the efficacy, safety and dose response of intranasal esketamine in patients with TRD. Methods: This was a 2-Panel, doubly-randomized, double-blind, placebo-controlled, multicenter study. Panel A was conducted...

Speaker 3: Christina Kurre Olsen, Denmark

The International Journal of Neuropsychopharmacology May 27, 2016

Background: Esketamine and ketamine have been shown to produce rapid antidepressant action in patients with treatmentresistant depression (TRD).The aim of the current study was to assess the efficacy, safety and dose response of intranasal esketamine in patients with TRD.Methods: This was a 2-Panel, doubly-randomized, double-blind, placebo-controlled, multicenter study.Panel A was conducted in...

Human Laboratory Studies on Cannabinoids and Psychosis.

Biological Psychiatry April 1, 2016 Mohamed Sherif, Rajiv Radhakrishnan, Deepak Cyril D'Souza et al. 127 citations

Some of the most compelling evidence supporting an association between cannabinoid agonists and psychosis comes from controlled laboratory studies in humans. Randomized, double-blind, placebo-controlled, crossover laboratory studies demonstrate that cannabinoid agonists, including phytocannabinoids and synthetic cannabinoids, produce a wide range of positive, negative, and cognitive symptoms...

Therapeutic Modulation of Glutamate Receptors in Major Depressive Disorder

Current Neuropharmacology March 25, 2016 Brittany A. Jaso, Mark J. Niciu, Nicolas D. Iadarola et al. 97 citations

Current pharmacotherapies for major depressive disorder (MDD) have a distinct lag of onset that can prolong distress and impairment for patients, and realworld effectiveness trials further suggest that antidepressant efficacy is limited in many patients. All currently approved antidepressant medications for MDD act primarily through monoaminergic mechanisms, e.g., receptor/reuptake agonists or...

DOI: 10.2174/1570159x14666160321123221 (opens in new tab) Full text (opens in new tab) Nmda receptor Antidepressant Pharmacology Metabotropic glutamate receptor +3

Exploring Hallucinogen Pharmacology and Psychedelic Medicine with Zebrafish Models

Zebrafish March 22, 2016 Evan J. Kyzar, Allan V. Kalueff 29 citations

After decades of sociopolitical obstacles, the field of psychiatry is experiencing a revived interest in the use of hallucinogenic agents to treat brain disorders. Along with the use of ketamine for depression, recent pilot studies have highlighted the efficacy of classic serotonergic hallucinogens, such as lysergic acid diethylamide and psilocybin, in treating addiction, post-traumatic stress...

Methoxetamine: An early report on the motivations for use, effect profile and prevalence of use in a UK clubbing sample.

Drug and Alcohol Review March 1, 2016 Adam Winstock, Will Lawn, P. Deluca et al.

AbstractIntroduction and AimsTo assess the prevalence of use and subjective effect profile of methoxetamine among a group of polydrug users.Design and MethodsCross‐sectional, anonymous, online survey of UK‐based polydrug users was conducted. Prevalence of lifetime, last year and last month use, sourcing of the drugs, motivations for use, and subjective effect and risk profile compared with that...

A methoxydiphenidine-impaired driver

International Journal of Legal Medicine March 1, 2016 Nicole Stachel, Andrea Jacobsen-Bauer, Gisela Skopp

Methoxydiphenidine (MXP) was first reported in 1989 as a dissociative anesthetic but did not enter the market for pharmaceuticals. The substance re-appeared in 2013 as a new psychoactive substance. A case of driving under the influence of MXP is reported. The concentration of MXP has been determined from a serum sample (57 ng/mL) by liquid chromatography tandem mass spectrometry following...