Drug Gene Type Source Doxepin Hydrochloride KCNH2 Potency=10.0(uM) D1 PubChem Doxepin Hydrochloride GLP1R Potency=10.0(uM) D1 PubChem Doxepin Hydrochloride DRD2 - D1 PubChem Doxepin Hydrochloride DRD3 - D1 PubChem Doxepin Hydrochloride CHRM5 - D1 PubChem Doxepin Hydrochloride DRD1 - D1 PubChem Doxepin Hydrochloride ABCB1 - D1 PubChem Doxepin Hydrochloride CHRM1 - D1 PubChem Doxepin Hydrochloride RGS4 - D1 PubChem Doxepin Hydrochloride CHRM4 - D1 PubChem