Treat if blood pressure is
≥180 mm Hg systolic or ≥110 mm Hg diastolic
for maternal benefit
Mild hypertension (140–179
mm Hg systolic or 90–
109 mm Hg diastolic)
usually does not require
pharmacologic treatment
If medication is tapered, restart if >150–160 mm Hg
systolic or >100–110
mm Hg diastolic