What Does A Serotonin Blocker Do?

What Does A Serotonin Blocker Do? These medicines are used after surgery and in patients undergoing cancer treatment to prevent nausea and vomiting. They work by blocking serotonin from entering certain cells in the nervous system and brain. What does blocking serotonin receptors do? Introduction. 5-hydroxytryptamine receptor antagonists (5-HT3 RAs) are a group of drugs