Dobutamine

Question 1

Alternate Name

Answer 1

Dobutrex

Question 2

Description

Answer 2

Synthetic Beta 1 receptor agonist (with very little alpha simulation at high doses)

Question 3

Actions

Answer 3

Potent agonist at beta 1 receptors in heart (increase contractility) and blood vessels (dilates renal and mesenteric vessels); increases contractility more than HR

Question 4

Indications

Answer 4

Increases cardiac contractility more than HR
Useful in CCU for patients with cardiogenic shock, where you do note want to produce tachycardia (e.g. post MI)
USEFUL IN CARDIOGENIC SHOCK PATIENTS

Question 5

Other Facts

Answer 5

Given as intravenous infusion

Side Effects: unwanted tachycardia, hypertension, ectopy