What is a Grade 3 Controlled Substance? An Overview of DEA Schedule III
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3 min read
According to the Drug Enforcement Administration (DEA), controlled substances are classified into five distinct schedules based on their potential for abuse and dependence [1]. While the term 'Grade 3 controlled substance' is often used informally, the correct legal designation in the U.S. is Schedule III, which includes drugs with a moderate-to-low potential for physical dependence and a high potential for psychological dependence [1].