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4.25 Drug Regulation
By Dr. Dellatte
24
Pharmacology
Professional
04/27/2012

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Cards

Term
Why are drugs regulated?
Definition
to ensure that they are safe and effective for their intended uses; and that labeling and packaging is truthful, informative, and not deceptive
Term
What was Thalidomide used for when it was first put on the market?
Definition
sedative/hypnotic
Term
What body parts were adversely affected in thalidomide's embryopathy?
Definition
upper and lower limbs, ears and eyes, and internal organs
Term
What biologic was administered in the failed lab experiment that produced Tegenero's cytokine storm?
Definition
TGN1412,
Term
What is TGN?
Definition
binds to CD28 and activates T cells (superagonist), resulting in polyclonal T cell activation and expansion as well as IL-2 cytokine production
Term
Describe the study flaw of Tegenero's "cytokine storm"?
Definition
dosing between subjects was seperated by a ten-minute interval in the first human trial
Term
What was the result of Tegenero's cytokine storm?
Definition
all of the subjects were hospitalized and survived but two patients developed prolonged CV shock and ARDS. Also following treatment, a patient had several fingertips and all of his toes amputated
Term
Tegenero's cytokine storm caused what policy changes?
Definition
special consideration for drugs whose effects can not be demonstrated in animals; broader approach to determining the clinical starting dose besides just looking at NOEL or NOAEL
Term
What general study information is gathered by phase I studies?
Definition
human pharmacology, safety, and tolerability issues
Term
What general study information is gotten from phase II studies?
Definition
explore therapeutic efficacy despite the narrow patient population
Term
What study information is gotten from phase III trials?
Definition
cofirm therapeutic efficacy with a wider patient population
Term
What information is gathered from phase IV trials?
Definition
optimize drug's use
Term
Phase I-IV clinical trials are conducted under a _______ application.
Definition
IND
Term
What are the primary objectives in reviewing an IND?
Definition
assure the safety and rights of subjects, to help assure quality of the scientific evaluation of drugs is adequate and to permit an evaluation of the drug's effectiveness and safety
Term
What happens after the FDA recieves an IND?
Definition
the FDA either allows the protocol to proceed or issues a clinical hold within 30 days of receiving the applications
Term
An investigative new drug for which an IND is in effect is exempt from...
Definition
premarketing approval requirements
Term
For what types of reasons can an IND application be put on hold?
Definition
human subjects are at risk, study is not well designed, investigator isn't qualified
Term
What is an NDA application for?
Definition
obtain marketing approval for drugs
Term
What is an original application?
Definition
pending application that FDA hasn't issued a complete response letter or approval letter to; or an appilication that was submitted again after the agency refused to file it or after it was withdraw without being approved
Term
What is the 505(b)(2) application?
Definition
when you are relying on someone elses data to get your drug approved
Term
What are BLA applications?
Definition
applications to obtain marketing approval for biologic products subject to licensure
Term
T/F Applicants must provide a resubmission that addresses ALL of the deficiencies identified in the "complete response letter" in order to obtain marketing approval.
Definition
true
Term
Challenges in regulating drugs involves protecting consumers from...
Definition
adverse effects of unapproved drugs, exposure to counterfeit drugs, and complications resulting from a "recall"
Term
What types of things can the FDA recall?
Definition
drugs, biologics, medical devices, food
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