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Dictionary · Drug

paroxetine

An SSRI antidepressant used for depression and several anxiety disorders.

puh-ROK-suh-teen nounBoxed warningBeers Criteria

What it means

It treats depression, panic disorder, social anxiety, generalized anxiety, obsessive-compulsive disorder and post-traumatic stress disorder. It has more anticholinergic effects than other SSRIs (dry mouth, constipation, confusion) and causes strong withdrawal symptoms if stopped suddenly. Its brand Paxil is on the ISMP list of names confused with Plavix (clopidogrel) and Taxol (paclitaxel).

For the nurse

Watch for suicidal thoughts in young clients (the boxed warning). Teach the client not to stop it suddenly; the dose is lowered slowly. The Beers Criteria advise avoiding it in older adults because of its anticholinergic effects.

At a glance

Drug classselective serotonin reuptake inhibitor (SSRI)
Brand namesPaxil, Pexeva
Spanishparoxetina
Also writtenPaxil, Pexeva

Easy to confuse with

fluoxetine

An SSRI antidepressant: a drug that raises the level of serotonin available in the brain.

clopidogrel

An antiplatelet drug that keeps platelets from clumping together to form clots.

duloxetine

An SNRI antidepressant that raises serotonin and norepinephrine; it is also used for some kinds of long-term pain.

paclitaxel

A chemotherapy drug, given by IV, that stops cancer cells from dividing.

Related terms

fluoxetine

An SSRI antidepressant: a drug that raises the level of serotonin available in the brain.

duloxetine

An SNRI antidepressant that raises serotonin and norepinephrine; it is also used for some kinds of long-term pain.

reuptake

The taking back of a chemical messenger into the nerve cell that released it.

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