Stimulant medications include: 1  Amphetamine sulfate (Evekeo). 2  Dextroamphetamine (Adderall and Adderall XR, Dexedrine, ProCentra, Zenzedi). 3  Dexmethylphenidate (Focalin and Focalin XR). 4  Lisdexamfetamine (Vyvanse).
exists and is an alternate of . The Judicial Branch can declare a Presidential Order (called an Executive Order) unconstitutional. While the US Supreme Court is the final arbiter of constitutionality, even US District Courts can overturn an Executive Order, as was the case with President Obama's moratorium on deep water drilling in the Gulf.
The U.S. Supreme Court is the final authority on the constitutionality of laws. The U.S. Constitution separates the U.S. government into legislative, executive and judicial branches. Each branch has its own set of powers and responsibilities. The legislative branch passes laws; the executive branch -- headed by the President of the United States -- can either sign or veto laws passed by Congress. However, even when a law is passed and signed, the judicial branch can nullify it by declaring it unconstitutional.