Pharmacy is the science and practice of preparing, dispensing, and reviewing drugs and medications. It involves the safe and effective use of medications to optimize patient health outcomes. Pharmacists are healthcare professionals who are responsible for ensuring the quality, safety, and efficacy of medications. They work in various settings such as community pharmacies, hospitals, clinics, and research institutions. Pharmacists play a crucial role in providing medication counseling, managing drug therapy, and collaborating with other healthcare professionals to optimize patient care.