INSTRUCTION NO. ________

        A person is under the influence of [intoxicating liquor] [a drug] when as a result of [drinking intoxicating liquor] [using a drug] his physical or mental abilities are so impaired that he no longer has the capacity to drive a vehicle with the caution characteristic of a sober person of ordinary prudence under similar circumstances.

IDJI 226.

GIVEN ______________

REFUSED ____________

MODIFIED ___________

COVERED ____________

OTHER ______________