Final answer:
The three rules for partial filling a C2 prescription are: partial filling is allowed for certain controlled substances, a patient may request and receive a partial fill at the pharmacy, and the remaining portion must be filled within a specified timeframe.
Step-by-step explanation:
The three rules for partial filling a C2 prescription are:
- Partial filling is allowed for certain controlled substances.
- A patient may request and receive a partial fill of a C2 prescription at the pharmacy.
- The remaining portion of the prescription must be filled within a specified timeframe.