<unk> (transdermal) is an antinauseant and antiemetic agent that is FDA approved for the prevention of nausea and vomiting in patients receiving moderately and/or highly emetogenic chemotherapy regimens of up to 5 consecutive days duration.   Common adverse reactions include constipation, asthenia, headache, somnolence, and fever.
Granisetron 
Tropisetron
Lerisetron
Ramosetron
Alosetron
Dolastetron 
Cilansetron
Palonosetron