Final answer:
Controlled medications are drugs that are regulated and classified by the DEA due to their potential for abuse or addiction. They have a higher risk of dependence compared to non-controlled legend drugs. The main factor that distinguishes controlled medications from non-controlled legend drugs is the level of regulation and restrictions.
Step-by-step explanation:
Controlled medications are drugs that are regulated and classified by the Drug Enforcement Administration (DEA) due to their potential for abuse or addiction. These medications are typically more potent and have a higher risk of dependence compared to non-controlled legend drugs. The main factor that distinguishes controlled medications from non-controlled legend drugs is the level of regulation and restrictions placed on their production, distribution, and use.
Controlled medications are categorized into different schedules based on their potential for abuse and medical use. For example, Schedule I drugs have a high potential for abuse and no accepted medical use, while Schedule V drugs have the lowest potential for abuse and accepted medical uses. Non-controlled legend drugs, on the other hand, are medications that do not fall under the controlled substances classification. They are still regulated by the FDA for safety and efficacy but do not have the same level of restrictions as controlled medications.
It's important to note that the classification of a medication as controlled or non-controlled can vary between countries. The regulations and classifications may also change over time as new scientific evidence and public health considerations emerge.