Pharmacists are medication experts who enhance patient care and promote wellness. Pharmacists prepare and dispense prescriptions, ensure medicines and doses are correct, prevent harmful drug interactions, and counsel patients on the safe and appropriate use of their medications. Pharmacists understand the composition of medicines, including their chemical, biological, and physical properties, as well as their manufacture and use. They canprepare personalized medications, participatein patient roundsat the hospital, reduce the spread of infections,conduct research or clinical trials, or focus on a specific patient population or disease state (e.g., diabetes, heart disease, asthma, HIV, and pain management).