Principal Investigators in Clinical Research

Principal Investigators (usually a medical doctor or doctor of osteopathic medicine) are selected by pharmaceutical, medical device or biotechnology companies to execute clinical trials at their research sites. They are responsible for recruiting and enrolling eligible subjects (by evaluating inclusion and exclusion criteria) in to clinical trials, performing physical exams, making study related medical decisions, delegating responsibilities to their study staff, assessing adverse events and serious adverse events, and is ultimately responsible for the conduct of the trial at their site.