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Pharmacology NUR 2474 Module 10 Quiz (1)
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Pharmacology NUR 2474 Module 10 Quiz (1)
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Pharmacology NUR 2474 Module 10 QuizWhat can happen to the fetus if harm is done by drugs in the first trimester or through
weeks 3 to 8? - ANS-Most of the major fetal harm and gross malformations can be done
here to the fetus from teratogenic drugs.
What can happen to the fetus if harm is done by drugs in the 2nd/ 3rd trimesters or from
week 9 to delivery? - ANS-Period where teratogenic drug exposure can disrupt function
rather than organ development and formation.
FDA Class A pregnancy risk - ANS-Safest drugs as studies have shown that these
drugs have failed to demonstrate the risk of fetal harm
FDA Class B pregnancy risk - ANS-Slightly more of a risk, as human studies show no
risk to the fetus during first trimester, but in animals the drug can do harm on the
offspring
FDA Class C pregnancy risk - ANS-Greater risk, but animal studies show risk for fetal
harm but no studies have been done on humans to show fetal harm
FDA Class D pregnancy risk - ANS-There is a proven risk for fetal harm, but benefits of
use during pregnancy must outweigh the risks.
FDA Class X pregnancy risk - ANS-There is a definite risk for fetal harm for use of the
drug in pregnancy and risk for fetal harm with adverse reactions. Women should not use
this drug during pregnancy.
What are the effects of alcohol on the pregnant women and fetus if taken during
pregnancy? - ANS-Fetal Alcohol Syndrome may occur, but studies have not be done as
they are unethical to put the mom and baby through. However there may be a link for
fetal abnormalities still.
What should be avoided during pregnancy at all times? - ANS-Alcohol
Lipid soluble drugs... - ANS-Do not require a transporter protein to cross the membrane
of most cells and tissues
Water soluble drugs... - ANS-Do not easily cross the membrane and need transporter
proteins to be let in and out of a membrane, safer to use!
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