dear sir,my wife is 29+week pregnant now and has 3+ protein in urine,and she is suffering from pre eclampsia, B.P is fluctuating in a day as low as 120/90 and as high as 160/120,LDH,Uric acid,Platelets in serum are in normal range. using Methyl dopa 500mg Nifedipine Retard 20mg thrice a day and labetalol 100mg twice a day.but blood presuure is getting controlled,one day cardiologist suggested a diuretic 20 mg as a stat dose,immediately then b.p has controlled for about 2 days,we stopped taking it,again B.P is shooting up,i am very much worried about mother s point of vie first and then about baby.is it safe using diuretic in pregnancy?if not what can be done to control Blood Pressure?