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Neuropsychological functioning of patients with major depression or bipolar disorder comorbid to substance use disorders: A systematic review

The co-occurrence of substance use disorders and mental health conditions, called dual disorders, is common and linked to worse health outcomes. Major depression and bipolar disorder are the most frequently reported co-occurring conditions.

Bipolar disorderCognitionDepressive symptomsDual disorderMajor depression disorderSubstance use disorder
(2023)

Default Mode Network Modulation by Psychedelics: A Systematic Review

Psychedelics, known as "mind-manifesting" agents, may alter consciousness by affecting the brain's Default Mode Network (DMN). These effects show promise for treating various neuropsychiatric conditions.

psychedelicspsilocybinLSDayahuascaconnectivityDMN
(2023)

Psychedelics reopen the social reward learning critical period

Research shows that various psychedelics can reopen a "critical period" in the brain, enhancing social reward learning in adulthood. This suggests a common mechanism that may contribute to their therapeutic potential.

PsychedelicsCritical period reopeningSocial reward learningMDMAMetaplasticityExtracellular MatrixTherapeutic effectsPTSDDepressionLSD
(2023)

Prevalence and associations of challenging, difficult or distressing experiences using classic psychedelics

This study explored challenging psychedelic experiences in a representative US adult sample. It examined how psychological traits, medication use, and environment relate to these experiences.

PsychedelicsPsilocybinLSDAdverseRiskChallengingCEQ
(2023)

Case analysis of long-term negative psychological responses to psychedelics

This study focuses exclusively on negative psychological responses to psychedelics that last longer than 72 hours. It aims to understand why these long-term negative mental health issues occur, given growing general use.

PsychedelicsNegative psychological responsesMental healthRisk factorsHPPDPsychotic symptomsSet and settingChallenging experiencesTherapeutic potentialDrug policy
(2023)

Psychedelics promote plasticity by directly binding to BDNF receptor TrkB

Researchers discovered that psychedelics like LSD and psilocybin directly bind to a protein called TrkB with high affinity.

PsychedelicsTrkBBDNFneuroplasticityantidepressantsLSDpsilocybin5-HT2A receptorhallucinogenic effectsplasticity-promoting effects
(2023)

Psychedelics promote neuroplasticity through the activation of intracellular 5-HT2A receptors

This study found that certain compounds, including psychedelics, can rapidly promote new brain cell growth and have antidepressant-like effects. This growth appears linked to their ability to activate serotonin receptors inside cells.

NeuroplasticityPsychedelics5-HT2A receptorsSerotoninDendritic spine densityLipophilicityIntracellular receptorsMembrane permeabilityGolgi apparatusAntidepressant
(2023)

Psychedelics: Threshold of a Therapeutic Revolution

This issue updates research on psychedelic drugs, showing remarkable progress in basic and clinical studies since 2018. It details current policies, ethics, and legal considerations for their potential use as mainstream therapies.

PsilocybinMDMApsychedelicsclinical trialsmental healthdrug developmentFDA approvalPTSDdepression
(2023)

Cocaine or Methamphetamine Use During Young Adulthood Following Stimulant Use for Attention-Deficit/Hyperactivity Disorder During Adolescence

Adolescents prescribed stimulants for ADHD did not show an increased risk of later illicit stimulant use. However, adolescents misusing prescription stimulants had a higher risk of later using cocaine or methamphetamine.

(2023)

MDMA-assisted therapy for moderate to severe PTSD: a randomized, placebo-controlled phase 3 trial

MDMA-assisted therapy significantly reduced PTSD symptoms and functional impairment in a diverse population with moderate to severe PTSD. The treatment was well-tolerated.

MDMA-Assisted Therapy (MDMA-AT)Post-Traumatic Stress Disorder (PTSD)Randomized Controlled TrialAdverse Events (TEAE)
(2023)

Neurocognitive Recovery in Abstinent Patients with Alcohol Use Disorder: A Scoping Review for Associated Factors

Chronic alcohol use disorder often leads to cognitive impairments that hinder treatment success. While abstinence can help, recovery varies, and more longitudinal research is needed to understand influencing factors beyond just abstinence.

abstinencealcoholcontextual neuropsychology;neurocognitive recoverysubstance use disorder
(2023)

Pathways to the persistence of drug use despite its adverse consequences

This article identifies three pathways—cognitive, motivational, and behavioral—that explain why individuals continue drug use despite negative consequences. These pathways can operate differently within an individual over time.

(2023)

The genetically informed neurobiology of addiction (GINA) model

Addiction is now understood as a neurobiological state influenced by genetics and environment. A new model, GINA, explains how genetic risk and substance-induced brain changes contribute to addiction's development.

Addictionsubstance use disorder (SUD)executive functiongenetic liabilitypolygenicnegative reinforcementresting-state functional connectivitygenome-wide association studies (GWAS)
(2023)

Ruan v. United States

The Supreme Court ruled that to convict a doctor under the Controlled Substances Act, the government must prove they knowingly or intentionally acted without authorization, once authorized prescribing is shown.

Controlled Substances Actmedical practiceopioids
(2022)

People v. Pacheco

The court denied mental health diversion for Pacheco, who started a fire while using meth, due to public safety concerns, despite his schizophrenia and treatment plans. This denial was upheld.

Californiamental health diversionmethschizophreniapublic safety riskfirecourt casePachecodiversion denialtreatment plan
(2022)
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