Hospital pharmacy involves the practice of pharmacy within a hospital setting under the supervision of a pharmacist. Key functions include forecasting drug demand, purchasing drugs, manufacturing sterile or non-sterile preparations, quality control, distribution, dispensing, providing drug information, studies on drug utilization, patient counseling, and maintaining relationships between medical staff and patients. Objectives are to professionalize pharmaceutical services, ensure drug availability at affordable costs, perform management functions like inventory, counsel on drugs, serve as an information source, manufacture critical drugs, implement committee decisions, conduct research and education, and interact with other hospital departments.