Final answer:
The drug's route of administration refers to how it enters the body and is introduced to the body in various ways. It impacts the drug's effectiveness and potential side effects.
Step-by-step explanation:
The drug's route of administration refers to how it enters the body. It is the way in which the drug is introduced to the body, whether it is through ingestion, inhalation, injection, or other methods. The route of administration determines how quickly and completely the drug is absorbed and distributed throughout the body, impacting its effectiveness and potential side effects.
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