This essay delves into an ethical dilemma encountered by an emergency room nurse regarding a patient needing ventilation and vasopressors, but the ER doctor refused to provide it. The essay identifies breaches of ethical principles such as non-maleficence and withholding treatment, and relates them to the American Nurses Association (ANA) Code of Ethics, specifically provisions concerning patient advocacy, responsibility, and collaborative practices. Furthermore, it discusses ethical considerations when serving vulnerable populations, particularly individuals with intellectual or developmental disabilities at 'Opportunity House,' emphasizing the importance of acting in the patient's best interest, advocacy, and justice. The essay concludes by highlighting the applicability of ANA Code provisions to ensure effective nursing care for such patients.