Improvement in foetal growth with treatment of maternal hypertension in pregnancy

1. A highly significant inverse relationship was found between blood pressure in untreated hypertensive subjects in late pregnancy and birth weight. 2. Reversal of this intrauterine growth retardation was achieved in 19 patients by treatment of hypertension with oxprenolol. 3. No adverse effects from oxprenolol were found in the patients or in their babies.