Modification of knowledge on ethics and bioethics: pedagogical intervention Section: LEARNING TO TEACH Authors1Raiza Rodríguez Ramírez, 2José Rafael Escalona Aguilera Position 1Licenciada en Enfermería. Especialista de Primer Grado en Enfermería Comunitaria. Profesora instructora.2Especialista de Primer Grado en Pediatría. Profesor Auxiliar de la Facultad de Ciencias Médicas “Mariana Grajalez Coello”, Holguin, Cuba. Contact email: escalona@gibara.hlg.sld.cu Abstract This work presents the main concepts addressed in the course given to the teaching staff that took part in the research project carried out at the Policlínico Docente “José Martí Pérez” of the Gibara municipality in Cuba, which was published in the Teaching section in February’s issue. Given the importance of nursing duties being carried out in accordance with universal ethical principles, it appeared interesting to expand the knowledge of nursing professionals in our setting based on the data provided on these professionals by such research. This was followed by a pedagogical intervention the main contents of which are described below. Keywords: ethics; biotics; ethical dilemmasprofessional ethics Versión en Español Título: Modificación de conocimientos sobre ética y bioética: intervención pedagógica