Abuse of central nervous system (CNS) stimulants is common. Addiction to some CNS stimulants can quickly lead to medical, psychiatric, and psychosocial deterioration. Drug tolerance, dependence, and sensitization as well as a withdrawal syndrome can occur.
The judicial branch decides what amendments are unconstitutional as well as acts of the president. However, if the judicial branch were to declare an act of the president unconstitutional, it would mean that Congress agreed to this act.
The decision was the first by the Supreme Court to declare unconstitutional and void an act passed by Congress that the Court considered in violation of the Constitution. The decision established the doctrine of judicial review, which recognizes the authority of courts to declare statutes unconstitutional.