Driving under the influence of any medication which impairs your driving ability is permitted:

If it is prescribed by a physician.
If you don't feel drowsy.
Under no circumstances.
Explanation

Driving under the influence of any medication which impairs your ability to drive is strictly prohibited by law. Medications such as prescription drugs, over-the-counter medicines, and even cough syrup can make you drowsy and affect your judgement and reaction time. It's important to always follow the instructions provided by your physician and never drive after taking any substance that may impair your driving ability.

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