Slideshows Images Quizzes

Copyright © 2018 by RxList Inc. RxList does not provide medical advice, diagnosis or treatment. See additional information.

Definition of Pressor substance

Pressor substance: A substance that elevates the arterial blood pressure. For example, prostacyclin (prostaglandin PGI2) is a potent pressor substance. In medicine, pressor refers to raising the blood pressure. The word comes from the French verb "presser" meaning "to exert pressure" or "to squeeze."

SLIDESHOW

Heart Disease: Causes of a Heart Attack See Slideshow

Health Solutions From Our Sponsors