Drug Gene Type Source dihydroergotamine ADRA2A IC50=0.00103(uM) D1 PubChem dihydroergotamine HTR6 IC50=0.0032(uM) D1 PubChem dihydroergotamine ADRA2B IC50=0.00387(uM) D1 PubChem dihydroergotamine DRD3 IC50=0.00534(uM) D1 PubChem dihydroergotamine HTR2B IC50=0.0068(uM) D1 PubChem dihydroergotamine HTR2A IC50=0.00796(uM) D1 PubChem dihydroergotamine DRD2 IC50=0.00888(uM) D1 PubChem dihydroergotamine ADRA2C IC50=0.01(uM) D1 PubChem dihydroergotamine ADRA1D IC50=0.029(uM) D1 PubChem dihydroergotamine DRD1 Potency=0.082(uM) D1 PubChem dihydroergotamine HTR2C IC50=0.09(uM) D1 PubChem dihydroergotamine DRD1 IC50=2.395(uM) D1 PubChem dihydroergotamine SLC47A1 IC50=2.8(uM) D1 PubChem dihydroergotamine CYP3A4 IC50=5.0(uM) D1 PubChem dihydroergotamine DRD1 Potency=8.9125(uM) D1 PubChem dihydroergotamine AR Ratio Potency (uM)=9.52052(uM) D1 PubChem dihydroergotamine SLC47A2 IC50=12.6(uM) D1 PubChem dihydroergotamine SLC22A2 IC50=49.9(uM) D1 PubChem dihydroergotamine HTR1F - D1 PubChem dihydroergotamine HTR7 - D1 PubChem dihydroergotamine HTR1B - D1 PubChem dihydroergotamine HTR1D - D1 PubChem dihydroergotamine HTR1E - D1 PubChem dihydroergotamine DRD1 Potency=8912.5(nM) D1 ChEMBL dihydroergotamine DRD1 Potency=82.0(nM) D1 ChEMBL dihydroergotamine MAPT Potency=3981.1(nM) D1 ChEMBL dihydroergotamine MAPT Potency=3162.3(nM) D1 ChEMBL