Factor Analysis For Legal Scheduling of a Drug at the FDA

Ator, NA, CNS Spectrums 10 (1): 33-39.

These seem quite vague and arbitrary.

1. Abuse potential

2. Proven effects.

3. Knowledge about the drug

4. Prior abuse

5. Scope of abuse

6. Risk to public health

7. Psychic dependence

8. Precursor of prior controlled substance.

CFR 21, 811 (c).