The effect of dextromethorphan on reward-related behaviors: A systematic review of preclinical and clinical evidence.
Teopiz Kayla M, Le Gia Han, Wong Sabrina, +1 more·Journal of affective disorders
INTRODUCTION: Extant literature suggests that anhedonia, defined as a loss of the ability to feel pleasure or interest, is subserved by dysregulation of reward processing in the central nervous system. Dextromethorphan (DXM), an uncompetitive N-Methyl-d-Aspartate (NMDA) receptor antagonist and sigma-1 (σ1) recept…