Pentobarbital also will work by inhibiting glutamate, that is responsible for nerve depolarization in the voltage-activated calcium currents.二氢麦角灵（如二氢麦角克碱、二氢麦角生碱、二氢麦角胺、二氢麦角毒碱）Can only be bought in premises which are registered pharmacies and by or under the supervision of a pharmac