Prevalence, reasons and factors associated with intentional nonadherence to prescribed medications: a population-based study.

Objective: To evaluate the frequency, reasons and factors associated with intentional nonadherence to drug therapy.

Methods: A population-based cross-sectional study was conducted with data from the National Survey on Access, Use and Promotion of Rational Use of Medicines (PNAUM). The questionnaire consisted of sociodemographic questions, presence of chronic diseases, medication use, self-rated health, and medication use behaviors.

Self-medication in children aged 0-12 years in Brazil: a population-based study.

Objetive: Studies have shown that the practice of self-medicating children occurs worldwide and is independent of the country's economic level, medication policies, or access to health services. This study aimed to estimate and characterize the prevalence of self-medication in the Brazilian population of children aged up to 12 years.

Methods: We analyzed the data of 7528 children aged up to 12 years whose primary caregivers responded to the National Survey on Access, Use and Promotion of Rational Use of Medicines in Brazil (PNAUM), a cross-sectional population-based study conducted in 245 Brazilian municipalities.

Interventions to Reduce Problems Related to the Readability and Comprehensibility of Drug Packages and Labels: A Systematic Review.

Objective: The aim of the study was to evaluate the effectiveness of interventions designed to reduce problems with readability and comprehensibility in drug labels.

Methods: A systematic review of observational and experimental studies was conducted using MEDLINE (via PubMed), Embase, and Scopus databases. Two independent reviewers selected articles and collected data about study design, interventions, and outcomes.

Users' preferences and perceptions of the comprehensibility and readability of medication labels.

Objective: To evaluate the labeling preferences of medication users and characterize their perceptions of the comprehensibility and readability of medication labels.

Methods: We conducted a population-based cross-sectional study of medication users aged 18 years or older in 10 Brazilian capital cities. Perceptions of the comprehensibility and readability of medication labels in relation to sociodemographic characteristics were evaluated by Poisson regression models with robust variance.

Predisposing factors to the practice of self-medication in Brazil: Results from the National Survey on Access, Use and Promotion of Rational Use of Medicines (PNAUM).

Objective: To understand the predisposing factors that lead to the practice of self-medication and the factors associated with the use of medicines via self-medication in the adult population of Brazil.

Methods: The analyzed data are part of the National Survey on Access, Use and Promotion of Rational Use of Medicines (PNAUM), a survey whose population consisted of individual residents permanently domiciled in urban areas in Brazil. In this work, the data references the 31 573 respondents aged 20 or higher (76.

Perceptions by pregnant and childbearing-age women in southern Brazil towards teratogenic risk from medicines and radiotherapy.

Mistaken perception of teratogenic risk can keep pregnant women from using safe medicines. The current study analyzed women's concepts and perceptions towards teratogenic risk from medicines and exposure to radiotherapy during pregnancy. The quantitative data resulted from interviews with 287 pregnant and non-pregnant women.

[Use of medication by the elderly in urban and rural areas in southern Brazil: a population-based study].

The study aimed to measure use of medication and polypharmacy among the elderly in Carlos Barbosa, Rio Grande do Sul State, Brazil, and to compare socio-demographic, economic, and health characteristics in relation to area of residence (urban versus rural) in a random sample of 811 persons 60 year of age or older. Interviews were used to collect data on socio-demographic characteristics, chronic illnesses, and self-reported use of medications. The association between area of residence and medication or polypharmacy was adjusted for confounders using Poisson regression with robust variance.