1: Medical Math: Drug Labels(5) Flashcards
Example of drug nomenclature
Diazepam (Valium)
chemical name: 7-chloro-1,3-dihydro-1-methyl-5-phenyl–2H-1,4-benzodiazepin-2-one
non proprietary name: diazepam
Proprietary name: Valium
drug nomenclature
code
chemical
non proprietary (generic)
proprietart “brand”
dose strength (concentration)
dosage weight or amount of the drug in a specific unit of measurement
dose form
solid
liquid
semisolid
other form like aerosol
total amount or volume
total number of tablets or other solid forms in package
total liquid volume
route of administration
directions for preparation of solution
example “shake well”
storage and use information on the label
example “refrigerate at all times” “keep in a dry place”
label warnings
“Potential health hazard to the patient or the person administering the drug”
“Monitor blood pressure before and during administration”
“for use in dogs only”
“Not for use in horses intended for food”
“Rx only”
USP (united states pharmacopeia)
NF (National formulary)
two official national lists of approved drugs in the US.
Used following the nonproprietary (generic) name of the drug (the name of the drug as it is registered in the USP or NF)
Describe the United States Pharmacopeia (USP)
a compendium of quality control tests for drugs and excipients to be introduced into a medicinal formulation.
Published every year by the United States Pharmacopeial Convention.
Includes methods for, amongst others, identification, assays, and purity determination of a drug substance or excipient.
Forms the basis of enforcement actions by the U.S. FDA and the U.S. DEA.
It is the official pharmacopeia of the U.S. A and many other nations.
expiration date
required by drug manufacturers
drug should not be used passed this date
controlled substances
drugs with abuse potential (considered controlled substances by law).
require special handling record keeping and storage based on Class number
Controlled substances are divided how?
classified into 5 classes. Class I has the most abuse potential and class 5 has the least abuse potential. This is written on the label as a large capital C and a Roman numeral inside it.
National Drug Code (NDC)
10 digit identifying number assigned by the DEA required on every prescription medication package by the Federal law.
lot or control number
identify a particular group of medication packages and is required by federal law