Tropisetron

**Semantic type:** Organic Chemical|Pharmacologic Substance

**Definition:** An indole derivative with antiemetic activity. As a selective serotonin receptor antagonist, tropisetron competitively blocks the action of serotonin at 5HT3 receptors, resulting in suppression of chemotherapy-and radiotherapy-induced nausea and vomiting. (NCI04)

**Synonyms:** - ICS 205 930 - ICS 205-930 - ICS 205930 - TROPISETRON - tropisetron