Women's health drugs Flashcards
Methyldopa class
AntiHTN
Methyldopa MOA
Central alpha-adrenergic inhibitor
Methyldopa indication
HTN in PG
Labetalol class
AntiHTN
Labetalol MOA
A1/B1/B2 blocker
Labetalol indication
DOC for HTN in PG
Folic acid class
Water soluble VIT
Folic acid MOA
Required for formation of multiple co-enzymes in protein synthesis. Provides folate for DNA synthesis
Folic acid indications
Prevention of neural tube defects
Folic acid contraindication
Untreated B12 deficiency
Pyridoxine class
VIT B6
Pyridoxine MOA
Inhibits CRTZ; decreases vestibular stimulation, decreases labrynth function
Pyridoxine indication
In combo with doxylamine (an antihistamine) for N/V in PG
Pyridoxine side effect
Sedating
Pyridoxine contraindication
Narrow angle glaucoma
Magnesium Sulfate
Tocolytic agent
Mg++ sulfate MOA
Decreases Ach in motor nerve terminals
Slows rate of SAN impulse formation
Relaxes bronchial smooth muscle
Mg++ sulfate indications
Preterm labor/eclampsia
Torsades
Refractory pediatric status asthmaticus
COCs…MOA
Suppression of FSH/LH with suppression of ovulation and implantation; thickening of cervical mucus; slowing of tubal motility
COCs indication
Contraception…some have added benefit of regulating menses or mitigating menopausal sxs
COC side effects: excess estrogen
bloating
migraines
decreased libido
wt gain
COC side effects: deficient estrogen
spotting
amenorrhea
vaginal dryness
COC side effects: excess progestin
acne
increased appetite
fatigue
hirsutism
COC side effects: deficient progestin
amenorrhea
COC absolute contraindications
Hx of... Thromboembolism CVD/CAD Breast CA estrogen-dependent neoplasm unDx'd uterine bleeding PG smoking >15 cigs/day and >35 y/o migraines with aura hepatic disease/tumor
COC relatice contraindications
Smoking
COC Dx-Dx interactions
Anticonvulsants Benzos Corticosteroids PCNs Protease inhibitors Rifampin St. John's wort
What CYP subsrate is EE?
CYP3A4
Monophasic COC
Loestrin Fe 1/20