What it means
After a nerve cell releases a neurotransmitterNOOR-oh-trans-mit-erA chemical that a nerve cell releases to pass a signal to another nerve, muscle or gland cell.neur/o nervetrans- acrossmitt send-er one that doesFull entry such as serotonin or norepinephrine, it pulls the leftover chemical back in, which ends the signal. Many antidepressants block reuptake, so more of the messenger stays active: SSRIs such as fluoxetinefloo-OK-suh-teenAn SSRI antidepressant: a drug that raises the level of serotonin available in the brain.Full entry block serotonin reuptake, and SNRIs such as duloxetinedoo-LOK-suh-teenAn SNRI antidepressant that raises serotonin and norepinephrine; it is also used for some kinds of long-term pain.Full entry block both.
At a glance
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Related terms
neurotransmitter
A chemical that a nerve cell releases to pass a signal to another nerve, muscle or gland cell.
fluoxetine
An SSRI antidepressant: a drug that raises the level of serotonin available in the brain.
paroxetine
An SSRI antidepressant used for depression and several anxiety disorders.
duloxetine
An SNRI antidepressant that raises serotonin and norepinephrine; it is also used for some kinds of long-term pain.