Within the goals of sustainable development, the Department of Dentistry at Al-Mustaqbal University College held the lecture targeting fourth-year students, as they have just started working in endodontic treatments for the purpose of facilitating diagnostic methods and distinguishing different cases by studying the symptoms of the case and conducting different diagnostic methods.<br />The lecture also reviewed the different methods of anesthesia for the tooth during work and the complications that may occur during the treatment.<br />The lecture reviewed all this information in an easy and simplified way for the student in order to communicate the required idea and to be a start for the students to ensure the success of their endodontic treatments in the future.