Results: 61

A relação entre cafeína e zumbido: sinopse baseada em evidências
The relationship between caffeine and tinnitus: evidence-based synopsis

Diagn. tratamento; 29 (2), 2024
Contexto: A associação entre a cafeína e o zumbido é bastante descrita na literatura, mas o papel da cafeína no zumbido não é claramente explicado. A redução no consumo de cafeína ou mesmo sua abolição é recomendada como meio de melhorar o zumbido. Entretanto, há fundamentação nessa orien...

The Effect of Casein Phosphopeptide-Amorphous Calcium Phosphate Containing Bonding Agents on Dentin Shear Bond Strength and Remineralization Potential: An in Vitro Study

ABSTRACT Objective: To assess the effect of Casein Phosphopeptide-Amorphous Calcium Phosphate (ACP) containing bonding agents on dentin shear bond strength and remineralization potential. Material and Methods: This in vitro study evaluated 45 extracted human premolars. The teeth were decoronated, and t...

Motives for Caffeine Consumption Questionnaire (MCCQ): validity and reliability of Turkish version

Psicol. reflex. crit; 37 (), 2024
Objectives The aims of this study are to make the Turkish validity and reliability of the scale that explain why caffeine intake. Additionally, it is crucial to highlight that the adaptation of the scale involved a confirmatory factor analysis (CFA) to validate its structure and the need for this adaptat...

Caffeine mitigates tamoxifen-induced fatty liver in Wistar rats

Acta cir. bras; 39 (), 2024
Purpose: Tamoxifen, a widely used drug for breast cancer treatment, is associated with adverse effects on the liver, including the development of fatty liver. This study aimed to investigate the potential protective effect of caffeine against tamoxifen-induced fatty liver in Wistar rats. Methods: Rats we...

Predictive factors of the contracture test for diagnosing malignant hyperthermia in a Brazilian population sample: a retrospective observational study

Braz. J. Anesth. (Impr.); 73 (2), 2023
Abstract Introduction Malignant Hyperthermia (MH) is a pharmacogenetic, hereditary and autosomal dominant syndrome triggered by halogenates/succinylcholine. The In Vitro Contracture Test (IVCT) is the gold standard diagnostic test for MH, and it evaluates abnormal skeletal muscle reactions of susceptibl...

Development and validation of an analytical method by HPLC-DAD for determination of caffeine in products based on guarana extracts (Paullinia cupana)

Abstract Guarana (Paullinia cupana) is a native plant from the Amazon whose seeds contain a high concentration of caffeine. Aqueous extract of guarana is widely used in the world. In this study, the objective was to develop and validate a High-Performance Liquid Chromatography method for the determinatio...

Consumo de psicoestimulantes por estudantes de medicina em um centro universitário privado
Consumption of psychostimulants by medical students in a private university center

O consumo de psicoestimulantes tem crescido exponencialmente, sobretudo entre estudantes de medicina, na busca por aumentar o rendimento acadêmico. Atualmente, a extensa carga horária de aulas e estudos, exigências de produtividade e altos níveis de estresse podem desencadear o uso. Objetivo: Analisa...

A pilot study for the relationship between habitual dietary caffeine consumption and intraoperative analgesic requirements in patients undergoing laparoscopic surgeries

Rev. chil. anest; 52 (4), 2023
BACKGROUND: The most used psychoactive substance worldwide is caffeine. Acute caffeine administration in a laboratory setting or caffeine as an adjuvant have been shown to have pain-relieving effects. The possible effects of habitual dietary caffeine consumption on the use of intraoperative analgesics an...

Síntomas psicóticos y consumo de bebidas energizantes: reporte de caso

RESUMEN: El consumo de bebidas energizantes y su rápida expansión ha creado preocupación desde el punto de vista científico y comunitario. Estas son bebidas que contienen cafeína como su principio activo más común. Se presenta el caso de un paciente sin antecedentes psiquiátricos con presentació...

Quality of cosmetics with active caffeine in cream and gel galenic bases prepared by compounding pharmacies

Braz. j. biol; 82 (), 2022
As there is a great scarcity of studies on the importance of good compounding practices in the preparation of cosmetics, this study aimed to evaluate the quality control of cosmetics with active ingredient caffeine for the treatment of cellulite prepared by magistrals pharmacies. Microbiological analyzes...