This document discusses pharmaceutical ethics and informed consent. It defines a profession as requiring extensive study and mastery of specialized knowledge to provide essential services to society. Pharmacy meets these criteria. The document outlines two main ethical theories - consequentialism which focuses on outcomes, and deontological ethics which focuses on duties and rules. Three principles of biomedical ethics are also discussed: respect for persons, beneficence, and justice. Informed consent is described as respecting individual autonomy and protecting vulnerable persons. Key elements of informed consent include full disclosure of study details, comprehension of participants, and voluntary participation without coercion.