There are benzodiazapine receptors in the brain, but those are the kinds that are sought out for sedation, not sexual excitement.
Tonight he slept of weariness and exhaustion, not of the sedation given last night.
The doctor had continually attempted to get her to take some form of sedation.
early 15c., "alleviation of pain;" 1540s, "act of making calm," from Middle French sédation and directly from Latin sedationem (nominative sedatio) "a quieting, assuaging, a calming," noun of action from past participle stem of sedare (see sedate (adj.)).
sedation se·da·tion (sĭ-dā'shən)
Reduction of anxiety, stress, irritability, or excitement by administration of a sedative agent or drug.
The state or condition induced by a sedative.