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Chapter 1,2,3
urban
26
Pharmacology
Undergraduate 3
01/23/2016

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Cards

Term
What's the most common description of a drug's duration of action?
Definition
plasma half-life
Term
What are prodrugs?
Definition
medications that require metabolism to produce their effects
Term
How is a drug changed so that it's more easily excreted from the body?
Definition
changed from lipid soluble to water soluble so that kidneys can easily excrete it
Term
What is the primary site of drug metabolism?
Definition
liver
Term
Which organs receive the highest exposure to absorbed drugs?
Definition
heart, liver, kidney
Term
What is the simplest factor determining drug distribution?
Definition
amount of blood flow to body tissues
Term
Which parenteral route of drug administration produces fastest onset of action?
Definition
IV-IM
Term
What are the 3 broad categories of routes of drug administration?
Definition
enteral, topical, parenteral
Term
What is the primary pharmacokinetic process determining the onset of drug action?
Definition
absorption
Term
What are the four processes of pharmacokinetics?
Definition
absorption, distribution, metabolism, excretion
Term
What does pharmacokinetics focus on?
Definition
what the body does to drugs after they are administered
Term
What is the typical length of exclusivity for a new drug?
Definition
5 years
Term
What are the conditions for which a drug is approved?
Definition
indications
Term
What is pharmacotherapy?
Definition
application of drugs for the purpose of disease prevention and treatment of suffering
Term
What is stage 4 of the drug approval process?
Definition
postmarketing surveillance
Term
What was the first comprehensive drug standards publication?
Definition
U.S. Pharmacopeia in 1820 (USP)
Term
What did the Sherley Amendment to the PFDA do?
Definition
prohibit sale of drugs w/ false therapeutic claims
Term
What was the first national law passed to regulate drugs and what did it attempt to do?
Definition
Drug Importation act (1848)- stop entry of unsafe drugs into U.S.
Term
What is the rate/extent to which the active ingredient is absorbed from a drug and becomes available at site of drug action?
Definition
bioavailability
Term
What are drugs with more than one active generic ingredient?
Definition
combination drugs
Term
What did the National Formulary (NF) focus on originally?
Definition
non-drug ingredients
Term
How many phases are there in the drug trial process?
Definition
4
Term
What are phases 1,2,3 of clinical trials of a drug focused on?
Definition
1. safety 2. effectiveness 3. potential drug-drug interactions
Term
What was passed in 1992 requiring drug/biologic manufacturers to provide yearly product user fees?
Definition
PDUFA
Term
What is the key difference between therapeutic and pharmacologic classification of drugs?
Definition
therapeutic describes what's being treated, pharmacologic describes how drug acts
Term
What is a prototype drug?
Definition
the drug to which all others in a class are compared
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