Dopamine: Quick Facts

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Last updated

Nov. 12, 2026

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Facts

Also Known As	hydroxytyramine

Photos and Videos

Illustration showing three ways dopamine signals: neurotransmission between neurons at synapses, volume transmission to nearby target cells, and endocrine signaling through the bloodstream to distant cells.

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Topics

psychotropic drug Catecholamine antiparkinson drug neurotransmitter Acetylcholine Serotonin Epinephrine norepinephrine neurotransmitter release levodopa

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Key People

Greengard, Paul

Paul Greengard

American neurobiologist

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Arvid Carlsson

Swedish pharmacologist