### Question
How is the "reverse distributor" defined?


### Answer
The term **reverse distributor** is defined in *21 CFR § 1300.01* as follows -

> a registrant who receives controlled substances acquired from another DEA registrant for the purpose of—

(i) Returning unwanted, unusable, or outdated controlled substances to the manufacturer or the manufacturer's agent; 

#### Citation:
  - *21 CFR § 1300.01*
  - Heading: **Title 21-Food and Drugs > PART 1300—DEFINITIONS**

