 Xenon is a competitive inhibitor of the serotonin 5 @-@ HT3 receptor . While neither anesthetic nor antinociceptive this activity reduces anesthesia @-@ emergent nausea and vomiting . 
 Xenon <a href='drop_aux' title='1'><mark>is</mark></a>a competitive inhibitor of the serotonin 5 @-@ HT3 receptor . While neither anesthetic nor antinociceptive this activity <a href='uninflect' title='2'><mark>reduces</mark></a> anesthesia @-@ emergent nausea and vomiting . 
Xenon a competitive inhibitor of the serotonin 5 @-@ HT3 receptor . While neither anesthetic nor antinociceptive this activity reduce anesthesia @-@ emergent nausea and vomiting .