Ziconotide and psychosis: from a case report to a scoping review.

Ziconotide is a non-opioid analgesic that acts on N-type voltage-gated calcium channels. Despite its proven effectiveness in pain treatment, it can induce neuropsychiatric symptoms. The aim of this article is to present a case of psychosis secondary to ziconotide and to explore the variety of neuropsychiatric symptoms it produces, exploring the relationship between these symptoms and the mechanism of action of ziconotide.

[Study of correlation between different scales that measure smoking dependence].

Objective: To analyze the correlation between the degrees of smoking dependence, measured with the Fagerström Test Nicotine Dependence (FTND), Glover-Nilsson Smoking Behavioral Dependence (GN-SBQ) and a measure of self-perceived-dependence (SPD).

Design: Cross-sectional descriptive observational study. SITE: Urban primary health-care center.