Drug Gene Type Source dihydroergotamine CYP1A1 Text_Mining(decreases(reaction)) CTD dihydroergotamine CYP1A1 Text_Mining(increases(activity)) CTD dihydroergotamine CYP2C9 Text_Mining(decreases(activity)) CTD dihydroergotamine CYP2D6 Text_Mining(decreases(activity)) CTD dihydroergotamine CYP3A4 Text_Mining(decreases(activity)) CTD dihydroergotamine AR Ratio Potency (uM)=9.52052(uM) D4 PubChem dihydroergotamine DRD1 Potency=0.082(uM) D4 PubChem dihydroergotamine DRD1 Potency=8.9125(uM) D4 PubChem dihydroergotamine DRD1 Potency=8912.5(nM) D4 ChEMBL dihydroergotamine HTR1B None=None(uM) D4 PubChem dihydroergotamine HTR1D None=None(uM) D4 PubChem dihydroergotamine HTR1E None=None(uM) D4 PubChem dihydroergotamine HTR1F None=None(uM) D4 PubChem dihydroergotamine HTR7 None=None(uM) D4 PubChem dihydroergotamine MAPT Potency=3981.1(nM) D4 ChEMBL dihydroergotamine MAPT Potency=3162.3(nM) D4 ChEMBL