narcotize

verb

1. (transitive)To use a narcotic in order to make (someone) drowsy or insensible; to anesthetize, to drug.
2. (transitive)To dull the senses of (a person, place etc.).
3. (transitive)To make into a narcotic.

   “The sun hangs overhead like a lantern, the essence of new grass and apple blossom narcotizes the air, the clack and whir of the wheels have a quelling, hypnotic effect on the passengers.”