Which ethical principle is closely associated with the maxim primum non nocere - first do no harm?

The ethical principle closely associated with the maxim "primum non nocere" (first do no harm) is nonmaleficence. Nonmaleficence emphasizes the obligation of healthcare providers to avoid causing harm to patients, whether through action or inaction. This principle underlies many medical decisions and practices, ensuring that patient safety and well-being are prioritized in all aspects of care.