Answer
Doxylamine succinate in Xonvea crosses the blood-brain barrier and exerts its antiemetic effect by selectively binding to H1 receptors in the brain.
Sources for this answer
- Xonvea 10 mg/10 mg gastro-resistant tabletsExeltis UK Ltd · emc · SmPC §5.1 Pharmacodynamic properties · Version 2Document updated
Sources checked