5-HYDROXYTRYPTAMINE (5-HT) ANTAGONISTS
1. Nonselective 5-HT antagonists/partial agonist-antagonists
Ergotamine
Lysergic acid diethyl amide
2-Bromo-LSD
Methysergide
Cyproheptadine
Cinnarizine
2. 5-HT2 antagonists
Ketanserin
Ritanserin
Clozapine
Risperidone
Olanzapine
3. 5-HT3 antagonists
Ondansetron
Granisetron
Tropisetron
Palonosetron
Ramosetron