Which controlled drugs may a pharmacist mail through the US Postal Service?

A pharmacist can mail controlled drugs through the US Postal Service, but there are specific regulations that govern this process. The correct answer indicates that a pharmacist can mail drugs from all schedules of controlled substances, which include Schedule II, III, and IV drugs.

The Drug Enforcement Administration (DEA) allows the mailing of controlled substances, provided that the shipment complies with regulations regarding packaging, labeling, and recordkeeping. Schedule II drugs, while highly regulated due to their potential for abuse, can still be mailed if all relevant guidelines are followed. Similarly, Schedule III and Schedule IV drugs, which have slightly less restrictive regulations compared to Schedule II, can also be mailed. Thus, the answer encompasses all categories of controlled substances, affirming that all of these drugs may be legally mailed by a pharmacist through the postal service as long as regulatory compliance is maintained.

This comprehensive answer helps illustrate the broader context of controlled drug mailing policies and reinforces the pharmacist's role in adhering to these regulations for safe and legal shipping practices.