Dextrorphan

**Definition:** Dextro form of levorphanol. It acts as a noncompetitive NMDA receptor antagonist, among other effects, and has been proposed as a neuroprotective agent. It is also a metabolite of DEXTROMETHORPHAN.

**Tree numbers:** - D03.132.577.249.235 - D03.605.497.260 - D03.633.400.686.260 - D04.615.723.795.235

**Synonyms:** - (+-)-17-Methylmorphinan-3-ol