Most people on the outside of the health care profession are unfamiliar with this new role of the pharmacist. The general public has portrayed a stereotypical pharmacist's picture as remain a person who stands behind a counter, dispenses medicine with some instructions to the respective consumer. Pharmacy practice has changed substantially in recent years. Today’s pharmacists have unique training and expertise in the appropriate use of medications and provide a broad array of patient care services in many different practice settings. As doctors are engaged with the diagnosis and treatment of patients, the pharmacist can assist them by selecting the most appropriate drug for a patient.