“…The first formal national training and certificate program aimed at pharmacists was introduced by the American Pharmacists Association in 1996 and was quickly adopted as a curricular model and component by many colleges and schools. [1][2][3] The 1990s also saw extensive changes to many pharmacy practice acts, expanding the pharmacists' scope of practice to include the administration of immunizations. By 2004, forty-three states recognized pharmacists as immunizers, and now all 50 states, including the District of Columbia and Puerto Rico, have authorized such privileges.…”