=> 1974: CA Nurse Practice Act section 2725
-Help people cope with difficulties in daily living that are associated with their actual or potential health or illness problems or the treatment requires scientific knowledge or technical skill, including:
(1) Services that ensure the safety, comfort, personal hygiene, and protection of patients; and the performance of disease prevention and restorative measures.
(2) Admin of medications, implement a treatment, disease prevention, or rehabilitative regimen ordered by a physician, dentist, podiatrist, or clinical psychologist.
(3) Skin tests, immunization, and withdrawal of human blood.