I-8, r. 9 - Code of ethics of nurses

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21.2. A nurse who is authorized to issue prescriptions must, except in emergencies or in cases which are manifestly not serious, refrain from issuing a prescription to any person with whom she or he has a relationship likely to harm the quality of her or his practice, in particular her or his spouse or children.
O.C. 836-2015, s. 9.