Abstract This work presents an experience report in the planning, organization, operationalization and evaluation of a university extension project in the form of a training course for healthcare professionals to promote safe care on penicillin G benzathine administration in children and adolescents. The project was implemented on seven months with seven classes lasting fifteen theoretical-practical hours. 233 healthcare professionals and students participated. It is concluded that university extension projects involving the community are essentials to promote best practices in health, […]