Drug Gene Type Source 1,2,3,4-Tetrahydroisoquinoline ADRA2B Text_Mining(Inhibitor) TTD 1,2,3,4-Tetrahydroisoquinoline ADRA2C Text_Mining(Inhibitor) TTD 1,2,3,4-Tetrahydroisoquinoline ADRA2A Text_Mining(Inhibitor) TTD