Pharmacology NUR 2474 Module 10 Quizzes with answers. 100% pass rate.

Pharmacology NUR 2474 Module 10 Quizzes with answers. 100% pass rate. Document Content and Description Below What can happen to the fetus if harm is done by drugs in the first trimester or through weeks 3 to 8? - Most of the major fetal harm and gross malformations can be done here to the fetus from te ratogenic drugs. What can happen to the fetus if harm is done by drugs in the 2nd/ 3rd trimesters or from week 9 to delivery? - Period where teratogenic drug exposure can disrupt function rather than organ development and formation. FDA Class A pregnancy risk - Safest drugs as studies have shown that these drugs have failed to demonstrate the risk of fetal harm FDA Class B pregnancy risk - 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 - 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 - There is a proven risk for fetal harm, but benefits of use during pregnancy must outweigh the risks. FDA Class X pregnancy risk - 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? - 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? - Alcohol Lipid soluble drugs... - Do not require a transporter protein to cross the membrane of most cells and tissues Water soluble drugs... - Do not easily cross the membrane and need transporter proteins to be let in and out of a membrane, safer to use! What is the issue with lipid soluble membranes? - Because they cross directly, they can cross the blood brain barrier quickly, placenta quickly, and breastmilk quickly, causing potential harmful effects on the person and the fetus. Should patients with asthma and who are pregnant stop taking their asthma medications to ensure no fetal harm? - NO!- Asthma medications are neede