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What’s the Difference Between Epinephrine and Norepinephrine?

Epinephrine and norepinephrine are very similar neurotransmitters and hormones. Epinephrine has slightly more of an effect on your heart, while norepinephrine has more of an effect on your blood ... read more

Norepinephrine vs. Epinephrine

Epinephrine (also called adrenaline) and norepinephrine (also called noradrenaline) have a lot in common. Both are hormones that travel through your body, affecting many tissues and organs. Both also ... read more

Comparing Epinephrine vs. Norepinephrine and What They Do

Epinephrine and norepinephrine are naturally made in the body, where they're best known for activating the fight-or-flight response to stress. They both function as hormones and neurotransmitters, so ... read more

What to know about epinephrine and norepinephrine

Epinephrine and norepinephrine are neurotransmitters. They deliver signals between nerve cells and hormones. They also feature in medications for cardiovascular problems. Epinephrine and ... read more

What is Norepinephrine?

Norepinephrine is a strong vasoconstrictor frequently used to treat severe hypotension by increasing systemic vascular resistance and blood pressure. Structurally, norepinephrine is quite similar to ... read more

Norepinephrine Bests Epinephrine in Battle of the Vasopressors in Cardiogenic Shock

Norepinephrine appears to be a safer choice than epinephrine for patients with cardiogenic shock complicating acute MI, according to results from a randomized trial. Patients given epinephrine were ... read more

Epinephrine, norepinephrine confer similar effects in cardiogenic shock after acute MI

The effects on arterial pressure and cardiac index were similar in patients with acute MI and secondary cardiogenic shock who were treated with epinephrine compared with norepinephrine, researchers ... read more