True.
You can be arrested for DUI for driving under the influence of a stimulant.
DUI or Driving Under the Influence is not only limited to the influence of alcohol, it also includes driving under the influence of prescription drug or illegal drugs.
Stimulants, otherwise known as "uppers", are drugs that temporarily stimulates your body to become alert and increase energy. Stimulants can be addicting and it can impair your driving abilities which can cause accidents.