The effects of drugs on driving

If you take drugs and drive your driving could be affected in the following ways:

  • Your judgement will be distorted
  • Your reaction times will be slower
  • Your concentration levels will be reduced
  • You will become sleepy
  • Your perceptions will be distorted
  • You will be over-confident
  • You will have poor coordination.


If you are on prescribed medication, ask your doctor or pharmacist whether your medication will affect your ability to drive.