pentobarbitalsodium

pen·to·bar·bi·tal sodium (pĕn'tə-bärʹbĭ-tôl', -tăl') n.

A white crystalline or powdery barbiturate, C₁₁H₁₇N₂O₃Na, used as a hypnotic, a sedative, and an anticonvulsive drug. Also called pentobarbitone.

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