It also established a framework for exercising the U.S. 's rights to influence drug scheduling at the international level .
The Psychotropic Substances Act created mechanisms by which the U.S. Government would add substances to the Schedules of controlled substances as required by the Convention .
Psychotropic Substances Act also established a framework for exercising the U.S. 's rights to influence drug scheduling at the international level .
The Psychotropic Substances Act created mechanisms by which the U.S. Government would add substances to the Schedules of controlled substances as required by the Convention .