the amniotic fluid norepinephrine concentration ( mean +/- sd ) in cases of hypertension treated with clonidine ( 0.4 +/- 0.1 ng/ml , n = 12 ) and in insulin-dependent diabetes ( 0.5 +/- 0.2 ng/ml , n = 7 ) was lower , and in renal insufficiency ( 1.7 +/- 0.8 ng/ml , n = 8 ) higher than in control subjects ( 0.7 +/- 0.4 ng/ml , n = 31 ) .
C0020538
hypertension
C0009014
clonidine