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Gaceta mexicana de oncología

versión On-line ISSN 2565-005Xversión impresa ISSN 1665-9201


MEJIA-SALAS, Mónica A.; MORALES-PEREZ, Marlen  y  OSORIO-ESPINOZA, Angélica. Retrospective study of medication errors and their impact on the safety of the oncological patient. Gac. mex. oncol. [online]. 2024, vol.23, n.1, pp.13-20.  Epub 14-Mayo-2024. ISSN 2565-005X.


Medication errors (ME) are an unintentional failure in the oncological treatment process. The analysis of ME is necessary, since in recent years, there has been a great diversity of cancer therapies.


To identify the factors that predispose and trigger medication error in the State Oncological Center ISSEMYM.


Retrospective cross-sectional study in which the proportion of medication error extracted from the database of the clinical pharmacy service during the 2015-2020 period were quantified, classified according to the Ruiz-Garabo update. For the analysis, descriptive statistics were used with frequency values, percentages, and contingency tables with the chi-square test (χ2) and odds ratio.


A total of 10,542 medication error were obtained, of which 7,725 were avoided, which shows the importance of the participation of the pharmaceutical staff involved in the pharmacological therapeutic stage.


The pharmacist ensures the continuous improvement of the procedures and the guarantee of patient safety oncology.

Palabras llave : Medication errors; Patient safety; Pharmacist.

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