21 CFR (Code of Federal Regulations)

21 CFR refers to Title 21 of the Code of Federal Regulations, which outlines the rules and regulations set by the U.S. Food and Drug Administration (FDA). It governs the safety, effectiveness, and quality of food, drugs, cosmetics, and medical devices. These regulations ensure that products are properly manufactured, labeled, and marketed, providing guidelines for clinical trials, manufacturing practices, and post-market surveillance. Essentially, 21 CFR is central to protecting public health by ensuring that food and medical products are safe and work as intended.