ATC code A04
{{ATC codes lead|A|04|Antiemetics and antinauseants|vet=add}}
{{anchor|A04A}}A04A [[Antiemetic]]s and antinauseants
={{anchor|A04AA}}A04AA [[Serotonin]] (5-HT<sub>3</sub>) [[receptor antagonist|antagonists]]=
:A04AA01 Ondansetron
:A04AA02 Granisetron
:A04AA03 Tropisetron
:A04AA04 Dolasetron
:A04AA05 Palonosetron
:A04AA55 Palonosetron, combinations
={{anchor|A04AD}}A04AD Other antiemetics=
:A04AD01 Scopolamine
:A04AD02 Cerium oxalate
:A04AD04 Chlorobutanol
:A04AD05 Metopimazine
:A04AD10 Dronabinol
:A04AD11 Nabilone
:A04AD12 Aprepitant
:A04AD13 Casopitant
:A04AD14 Rolapitant
:A04AD51 Scopolamine, combinations
:A04AD54 Chlorobutanol, combinations
:QA04AD90 Maropitant