Pharm Flashcards
what medication is used to induce ovulation?
clomiphene citrate
what is the MOA of clomiphene?
induces ovulation as its a selective estrogen receptor modulator
it blocks estrogen’s negative effects on the hypothalamus leading to inc. GnRH
what pharmicokinetic changes of drugs cause higher fetal concentrations?
lipophilic, low molecular wt, high Pka, not affected by protein binding
what drug can cause significant renal failure in infants?
ACEIs
what drugs can cause neonatal abstinence syndrome
opiods
what can cause spina bifida?
dec. folic acid in diet
what does thalidomide do to a fetus? when are they most at risk?
causes limb malformations (phocomelia)
4-7 weeks gestation
what shows the following symptoms: low nasal bridge, small head and jaw, thin upper lip, epicanthal folds, poor growth, heart defects, delayed development?
fetal alcohol syndrome
what causes intrauterine growth retardation, stillbirth, risk for SIDs, neurobehavioral def?
tobacco use/nicotine`
what is the first line treatment for GBS?
penicillin
what is the second line treatment for GBS if there is no significant reaction to penicilin?
cefazolin
what do you treat GBS with if a patient is highly allergic to penicillin?
clindamycin and vacnomycin
what is used for a 1st trimester abortion?
misoprostol + mifepristone
what is the moa of mifepristone?
progesterone receptor antagonist
leads to endometrial decay
what is the MOA of misoprostol?
PGE1 analogue that causes uterine contractions
what do you use for a missed abortion/intrauterine fetal death?
dinoprostone (PGE2 analogue)
what is used for PPH due to uterine antony?
carboprost (hemabate)
PGF2 alpha analogue
what are the various obstetrical uses for misoprostol?
abortificant, ripen cervix, induce labor, treat PPH
what HTN drugs do you avoid in pregnancy?
prils and sartans
what drugs do you use for acute and chronic control of HTN in pregnancy?
methyldopa, hydralazine, labetalol, nifedipine