Source : Webster's Revised Unabridged Dictionary (1913)

Narcotize \Nar"co*tize\, v. t. [imp. & p. p. {Narcotized}; p.
   pr. & vb. n. {Narcotizing}.]
   To imbue with, or subject to the influence of, a narcotic; to
   put into a state of narcosis.

Source : WordNet®

narcotize
     v : administer narcotics to [syn: {narcotise}]