Final answer:
The number of refills for a C|| prescription depends on the regulations and guidelines set forth by the governing bodies. In the United States, controlled substances prescriptions generally do not allow for refills, but in some cases, a prescriber may specify a certain number.
Step-by-step explanation:
A C|| prescription typically indicates that the medication is a controlled substance. The number of refills to be listed on the prescription will depend on the regulations and guidelines set forth by the governing bodies in each country or state.
For example, in the United States, controlled substances prescriptions generally do not allow for refills, so the correct answer would be a. 0. However, in some cases, a prescriber may specify a certain number of refills, typically no more than a few, depending on the medication's necessity and usage.
It is important to verify with the local regulations and pharmacy practice guidelines to determine the appropriate number of refills for a C|| prescription.