Table 1.

Results of hemodynamic changes observed during SNP infusion, followed either by placebo or sulfanegen sodium given 2 hours after SNP infusion (all values are mean±SD).

Group	Mean arterial blood pressure (mm Hg)
	Baseline	1 hr	2 hr	30 min after placebo(last value before death) or sulfanegen Rx	1 hr after placebo or sulfanegen Rx	2 hr after placebo or sulfanegen Rx	3 hr after placebo or sulfanegen Rx
Placebo	88±7	*67±5	*66±21	*26±5	Pigs died
Sulfanegen	94±14	*77±10	*81±15	*69±7	88±14	93±18	90±13
Heart Rate (bpm)
Placebo	104±19	*149±13	*155±24	*60±19	Pigs died
Sulfanegen	116±28	*140±10	*148±23	*178±26	*165±29	121±14	119±11
Mean pulmonary artery pressure (mm Hg)
Placebo	12±3	*22±4	*26±6	*21±5	Pigs died
Sulfanegen	16±3	*22±4	*29±2	*21±5	*28±5	*22±5	15±2
Mean central venous pressure (mm Hg)
Placebo	5±2	6±4	7±3	7±2	Pigs died
Sulfanegen	4±1	7±4	7±1	5±2	*9±1	7±3	5±1

SNP = sodium nitroprusside

^*p < 0.05 vs baseline