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Chapter 14
Prescription Drugs, Over-the-Counter Drugs, and Dietary Supplements
39
Pharmacology
Undergraduate 3
02/12/2013

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Term
Prescription Drugs
Definition
Medicinal drugs available to the public only when approved by a medical professional and dispensed by a licensed pharmacist.
Term
Over-the-counter (OTC) Drugs
Definition
Medicinal drugs available to the public without the requirement of a prescription. They are often referred to as nonprescription drugs.
Term
Dietary Supplements
Definition
Products (other than tobacco), distributed with the intention of supplementing the diet, that contain a vitamin, mineral, amino acid, herb or other botanical product, enzyme, organ tissue, metabolites, or any combination of these substances.
Term
Phase 1 Trials
Definition
stage of clinical testing, in which an experimental drug is administered to healthy volunteers to check for possible side effects and determine patterns of absorption and elimination.
Term
Phase 2 Trials
Definition
stage of clinical testing, in which an experimental drug is given to a small population of patients who have the medicinal condition for which the drug is considered a possible treatment.
Term
Phase 3 Trials
Definition
stage of clinical testing, in which an experimental drug is given to a large population of patients, through which issues of safety, effectiveness, and proper dosage levels are finalized.
Term
Phase 4 Trials
Definition
stage of clinical testing, in which possible adverse reactions to a drug that is already available to the public are monitored by physicians who have prescribed it.
Term
Patent
Definition
The exclusive right of a drug company to market a particular drug. The duration of which is 20 years.
Term
Bioequivalence
Definition
A characteristic of two drugs in which all pharmacological and physiological effects are identical.
Term
Nonsteroidal Anti-Inflammatory Drug (NSAID)
Definition
Any of a group of OTC analgesics (including aspirin, ibuprofen, and naproxen) or prescription analgesics (Celebrex) that are unlike cortisone-based drugs but nonetheless reduce pain and swelling caused by injury or disease.
Term
Salicylic Acid
Definition
A drug developed in the nineteenth century to treat mild to moderate pain; it is extremely irritating to the stomach.
Term
Acetylsalicylic Acid (ASA)
Definition
A modification of salicylic acid that makes the drug less irritating to the stomach without reducing its analgesic powers.
Term
Aspirin
Definition
Any analgesic drug containing Acetylsalicylic Acid (ASA)
Term
Anti-inflammatory
Definition
Having an effect that reduces inflammation and soreness.
Term
Antipyretic
Definition
Having an effect that reduced body temperature and fever.
Term
Prostaglandins
Definition
Hormone-like substances that are blocked by many OTC analgesic drugs.
Term
Reye’s syndrome
Definition
A rare but very dangerous childhood disorder that has been associated with the administration of ASA-type analgesic drugs for the treatment of certain viral infections.
Term
Acetaminophen
Definition
A type of OTC analgesic drug. A major brand name is Tylenol.
Term
Ibuprofen
Definition
A type of OTC analgesic drug. Major brand names include Advil, Motrin, and Nuprin.
Term
Naproxen
Definition
An analgesic drug, formerly available only by prescription (brand names: Naprosyn and Anaprox). It is now available as an OTC drug under the brand name Aleve.
Term
Diphenhydramine
Definition
One of two FDA-approved active ingredients in OTC sleep-aid products, such as Nytol and Sleepinal.
Term
Doxylamine Succinate
Definition
One of two FDA-approved active ingredients in OTC sleep-aid products, such as Unisom.
Term
The US Food and Drug Administration (FDA)
Definition
Responsible for setting the standards of safety, effectiveness, and honesty in labeling for Prescription and OTC drugs.
Term
Kefauver-Harris Amendment 1962
Definition
Required that new drugs be effective as well as safe, before this time people would market drugs for purposes they weren’t designed for.
Term
Animal Studies
Definition
The FDA process for the approval of new prescription drugs begins with … to determine their safety limits and relative toxicity.
Term
Phase I
Definition
Experimental drug is administered to healthy volunteers to study side-effects, absorption and elimination.
Term
Phase II
Definition
Experimental drug is given to a small population of patients having the medical condition for which the drug is considered a possible treatment. This is the hardest phase to surpass because there are a lot of rules and regulations.
Term
Phase III
Definition
Experimental drug is given to a large population of patients, through which issues of safety, effectiveness and proper dosage levels are finalized.
Term
Phase IV
Definition
Available to the public, but physicians must monitor any adverse effects and report to the FDA.
Term
Patent
Definition
Fixed duration of 20 years from the time that the original “new drug” document is submitted.
Term
A small proportion
Definition
… of new compounds developed by drug companies make it successfully through these clinical trials and are eventually approved by the FDA for marketing as new prescription drugs.
Term
GRAS
Definition
Generally Recognized as Safe
Term
GRAE
Definition
Generally Recognized as Effective
Term
GRAHL
Definition
Generally Recognized as Honestly Labeled.
Term
Acetylsalicylic Acid, Acetaminophen, Ibuprofen & Naproxen
Definition
Four types of OTC analgesic drugs available to the public.
Term
NSAIDs
Definition
Aspirin, Ibuprofen and Naproxen are ...
Term
Sleep Aids & Cough-and-cold Medicines
Definition
Two classes of OTC drugs notable for their popularity and their potential for misuse. Involve Diphenhydramine and antihistamine & decongestant.
Term
Dextromethorphan (DXM)
Definition
The recreational use of cough-and-cold remedies containing … is a continuing drug abuse problem.
Term
Dietary Supplements
Definition
Unlike OTC preparations, … have not been evaluated by the FDA for safety and efficacy.
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