whats the difference between a registered nurse and a registered professional nurse?
They have to necessarily work in the health care organizations and they are not entitled to prescribe medications. In Brief: â RN stands for Registered Nurses whereas NP stands for Nurse Practitioners. â RNs are health care professionals with 2 to 4 year degree in Bachelor of Science in nursing or nursing science. NPs need to undergo two years of nurse practitioner training in addition to degree level qualification.