Marijuana (Cannabis sativa L.) is the most cultivated, trafficked and consumed illicit drug worldwide. Estimates indicate 10% of individuals experiencing marijuana become daily users, and 20-30% use it weekly. Around 489 natural compounds have been identified in this plant, of which 70 are cannabinoids, responsible for psychic effects. The most relevant cann

The fact of having a drug user in the family compromises its organization, interfering in the quality of its relations. The drug use revelation is a crucial moment in the relationships between the user and his relatives; all the further conduct will depend on how this moment has been. Not until recently have there been in Brazil studies of the relation betwe

A existência de um usuário de drogas compromete a organização do sistema familiar, interferindo na qualidade das suas relações. A revelação do uso de droga é um momento crucial no relacionamento entre o usuário e seus familiares, e todas as condutas posteriores dependerão de como transcorre este momento. São recentes, no Brasil, estudos sobre as

Marijuana (Cannabis sativa) is a widely used plant and its various applications have important benefits. The plant Cannabis sativa has been used by man for centuries for eating, medicinal practices and religious rituals. In human subjects, its effects include analgesia, alterations in perceptions, cognition, memory and psychomotor activity. The cannabinoid c

A high dose of delta9-tetrahydrocannabinol, the main Cannabis sativa (cannabis) component, induces anxiety and psychotic-like symptoms in healthy volunteers. These effects of delta9-tetrahydrocannabinol are significantly reduced by cannabidiol (CBD), a cannabis constituent which is devoid of the typical effects of the plant. This observation led us to suspec

CONTEXTO: A Cannabis sativa (cannabis, maconha, marijuana) é uma droga de abuso com efeitos psicoativos e potencial terapêutico bastante conhecidos. Um grande número de canabinoides foi sintetizado na tentativa de excluir ou minimizar os efeitos psicotrópicos e mantendo as aplicações terapêuticas. Os canabinoides sintéticos representam o mais recente

The use of Cannabis sativa by humans dates back several thousand years, for both its psychotomimetic and potential medicinal properties. As scientific research methods developed, the cannabinoids present in this herb were characterized, as well as their complex interface with the human central nervous system, provided by the activation of specific receptors.

A Cannabis sativa L., conhecida popularmente no Brasil como maconha, tem sido apontada como a droga de uso ilícito de maior consumo no mundo contemporâneo. As análises toxicológicas utilizadas para verificar o seu uso vem ganhando cada vez maior importância em diversos ambientes de trabalho, desportivos, prisões, clínicas para tratamento de farmacodep