intoxication

(noun) the physiological state produced by a poison or other toxic substance. Synonyms: poisoning, toxic condition.

(noun) a temporary state resulting from excessive consumption of alcohol. Synonyms: drunkenness, inebriation, inebriety, tipsiness, insobriety.

(noun) excitement and elation beyond the bounds of sobriety. Example: "The intoxication of wealth and power."