OB meds and treatments

Question 1

First line treatment for nausea and vomiting of pregnancy

Answer 1

Pyridoxine (Vit B6) + doxylamine (unasom)

Question 2

Second line treatment for nausea and vomiting of pregnancy

Answer 2

Diphenhydramine
Meclizine
Ondansetron
Metoclopramide
Phenergan

Question 3

Treatment of hypertension in pregnancy

Answer 3

Methyldopa - central alpha 2 agonist

Labetalol - alpha/beta blocker

Nifedipine
Amlodipine

Hydralazine

Question 4

Anticonvulsant choice for eclamptic seizure

Answer 4

magnesium sulfate

Question 5

Magnesium toxicity

Answer 5

loss of DTRs
respiratory suppression
CV collapse

reverse with calcium gluconate

Question 6

Anticoagulation in pregnancy for DVT

Answer 6

heparin or LMWH

-warfarin in tertogenic

Question 7

Anticoagulation in postpartum for DVT

Answer 7

heparin and transition to warfarin

continue at least 6 weeks postpartum

Question 8

HIV treatment during pregnancy

Answer 8

continue established regimen

Not on HAART, start, avoid efavirenz in first 8 weeks - neural tube defects

Viral load over 1000 at delivery -> C/S + intrapartum IV zidovudine

Zidovudine ppx to infant

no breastfeeding

Question 9

Tocolytics

Answer 9

Magnesium sulfate

Indomethacin - use before 32 weeks (risk premature closure of ductus arteriosis)

Nifedipine - CCB - decrease contraction, relax smooth muscle

Terbutaline - selective B2 agonist -> uterine relaxation