BD1063 (206996-13-6) is potent and selective sigma-1 antagonist (IC50’s: σ1 = 9nM, σ2 = 449nM).1?BD1063 abolished mechanical and thermal hyperalgesia in mice with carrageenan-induced acute inflammation by enhancing the action of endogenous opioid peptides of immune origin in a σ1 dependent manner.2?BD1063 potentiated μ-opioid antinociception in mice in a sigma-dependent manner.3?BD-1063 has been used in animal models to successfully treat compulsive eating4?and excessive ethanol drinking5.