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 ...

Norepinephrine is a naturally occurring chemical in the body that acts as both a hormone and neurotransmitter (a substance that sends signals between nerve cells), according to the Endocrine Society.

The locus coeruleus (LC) — a tiny, ancient brainstem structure that regulates arousal, attention and memory—plays a far more ...

Medicines are a big part of the treatment for attention deficit hyperactivity disorder (ADHD). Stimulant drugs act on brain chemicals like norepinephrine, which is part of your body's noradrenergic ...

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

Vasopressin is commonly used as an adjunct to catecholamines to support blood pressure in refractory septic shock, but its effect on mortality is unknown. We hypothesized that low-dose vasopressin as ...

Everybody's different — and everyone's depression is different, too. If you and your doctor decide to try antidepressant medications to help treat your depression, you’ll work together to find one ...

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 ...