Medication mistakes are common in primary care and are related which can lead to serious risks of patient harm. A pharmacist is a health professional who dispenses medicines to patients according to a prescription ordered by a doctor or other clinician. However, Pharmacists have a special knowledge and should apply that unique knowledge of formulations and drug delivery in order to fit medication around the patient¿s lifestyle. (Ball, 2000) Pharmacists help by using their specialism to advise decisions in dosing times and finding alternative formulations because they know how medication interact to each other and how they react in humans. And the Internet with the help of new technologies, it can speed up the work in the pharmacy and bring innovations in the pharmacy world. Therefore, pharmacists train the patient on how to take medication and what are the problems to avoid. They play an important role on the information they deliver.