Patients undergoing open major abdominal surgery research hub

The effect of epinephrine, norepinephrine and phenylephrine on intraoperative hemodynamic performance – a prospective double-blinded randomized clinical trial

This study compares how different medicines (epinephrine, norepinephrine, phenylephrine) affect the heart's pumping during major tummy surgery. Researchers want to see which medicine helps keep blood flow strongest and most stable in adults.