To transition from the role of RN to being an NP, you will need to pursue a graduate degree in nursing and choose a specialization. How long NP school takes depends on your previous qualifications and the number of clinical hours required. It may be between 2 and 4 years. Lecturio has a full curriculum on the “three Ps of advanced practice academic preparation:” advanced pathophysiology, pharmacology, and physical assessment. Video Lessons, Concept Pages, Recall Quizzes, and Qbank items assist you to build a strong foundation for subsequent courses in primary care of families, adults, and geriatric populations.