1952 Durham-Humphrey Amendment

Durham-Humphrey Amendment, 13 684 Durham technique, for conducting polymers, 7 514... 

Passage of Durham-Humphrey Amendment. Provided the means for manufacturers to classify drugs as over-the-counter (not requiring prescription). 

The Durham-Humphrey Amendment defines drugs that cannot be used without a prescription from a... 

Regarding the sale and supply, the natural tendency of medicinal products approved in the United Kingdom was a pharmacy sale under the supervision of a pharmacist, unless restrictions were relaxed or tightened. Legislation had already existed in the United States (Durham-Humphrey Amendment of 1951) that defined the kinds of drugs that could not be safely used without medical supervision and restricted... 

Durham-Humphrey Amendment (1951). Until this law, there was no requirement that any drug be labeled for sale by prescription only. The amendment defined prescription drugs as those unsafe for self-medication and which should be used only under a doctor s supervision. 

The Durham-Humphrey amendment, known as the prescription drug amendment, sets standards to distinguish prescription drugs that require supervision by a licensed health practitioner from less risky and harmful over-the-counter (OTC) drugs. 

U.S. Durham-Humphrey Amendment defines conditions under which drugs require medical supervision and further requires that prescriptions be written only by a licensed practitioner. 

FDA published the Black Book containing industry guidance entitled Procedures for Appraisal of the Toxicity of Chemicals in Food. 1951 Durham-Humphrey Amendment defined the types of drugs that could only be used with medical supervision and restricted their sale by prescription of a licensed physician. 

The 1952 Durham-Humphrey Amendment to the Food, Drug, and Cosmetic Act ... 

The 1952 Durham-Humphrey Amendment of the Food, Drug, and Cosmetic Act was passed to categorize medication into those medications that require direct supervision by a medical practitioner, called Legend Medication, and those that did not require direct supervision, called over-the-counter medication. 

Durham-Humphrey Amendments Established specific standards for classification of prescription and nonprescription drugs3... 

Swann, J.P. FDA and the practice of pharmacy Prescription drug regulation before the Durham-Humphrey amendment of 1951. Pharm. Hist. 1994, 36, 55 70. 

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