Table 5.  Neurotransmitter Systems Involved in the Control of Emesis

 

 

 

Transmitter

 

Receptor

Emetic

Emetic

System

Receptor

Location

Antagonist

 

 

 

 

 

Cisplatin

Serotonin

5-HT3

Viceral Afferents

Ondansetron

 

 

 

Area Postrema

 

 

 

 

 

 

Apomorphine

Dopamine

D2

CTZ

Metopimazine

 

 

 

Area Postrema

 

 

 

 

 

 

Motion

Histamine

H1

Vestibular

Meclizine

 

 

 

Afferents

 

 

 

 

Area Postrema

 

 

 

 

 

 

Motion

Acetylcholine

M1

Vestibular

Scopolamine

 

 

M2

Apparatus

 

 

 

 

Cortex

 

 

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published 2000