This essay delves into the principle of non-maleficence within the realm of bioethics, examining its core tenets and applications in modern medicine. The essay begins by defining bioethics and its fundamental principles, with a particular focus on the concept of 'doing no harm' (primum non nocere). It explores the principle's relevance in contexts such as robotic surgery, highlighting the importance of ethical guidelines and risk mitigation strategies. The essay critically analyzes the principle, discussing its complexities and limitations, particularly in balancing potential benefits against potential harms. It references scholarly articles to support its arguments, including discussions on preventing psychological, emotional, and physical harm to patients. The essay also touches upon the importance of healthcare professionals' conduct, including communication and the presentation of clinical findings. Furthermore, it highlights the importance of compassion and care in treatment and patient interactions, concluding that the principle of non-maleficence serves as a crucial guide for ethical decision-making in healthcare, emphasizing the need for diligence and patient safety.