NCLEX Pharmacology Vasopressors and Inotropes Cheat Sheet Vasoactive agents include the following: inotropes are agents that increase myocardial contractility (inotropy) — e.g. adrenaline, dobutamine, isoprenaline, ephedrine vasopressors are agents that cause vasoconstriction leading to increased systemic and/or pulmonary vascular resistance (SVR, PVR) — e.g. noradrenaline, vasopressin, metaraminol, vasopressin, methylene blue inodilators are agents with inotropic