Drug Gene Type Source epinastine HRH1 Text_Mining(Antagonist) TTD epinastine HRH1 Text_Mining(Drug(s)) TTD epinastine DRD1 Potency=15.8489(uM) D4 PubChem epinastine DRD1 Potency=15848.9(nM) D4 ChEMBL