What is in the Durham-Humphrey Act of 1951?

The Durham-Humphrey Act of 1951 amended the Federal Food, Drug, and Cosmetic Act, establishing a clear distinction between prescription and over-the-counter (OTC) medications. It authorized the prescription of drugs by licensed practitioners and required that certain drugs be dispensed only with a prescription. The Act also mandated that prescription drugs include labeling that indicated their usage and any necessary precautions, enhancing patient safety and informed use of medications.