Drug Gene Type Source Levomethorphan SIGMAR1 Text_Mining(Agonist) TTD Levomethorphan SIGMAR1 Text_Mining(Drug(s)) TTD Levomethorphan CYP2D6 Potency=2.5119(uM) D4 PubChem Levomethorphan CYP2D6 None=None(uM) D4 PubChem Levomethorphan CYP2D6 Potency=2511.9(nM) D4 ChEMBL Levomethorphan CYP2D6 AC50=2511.89(nM) D4 ChEMBL