Final answer:
Medication given inside a vein is abbreviated as IV (intravenous), which involves injecting the drug directly into a vein. This method allows for faster and more reliable delivery of the medication.
Step-by-step explanation:
Medication given inside a vein is abbreviated as IV, which stands for intravenous. This method of drug administration involves injecting a medication directly into a vein using a needle or catheter. Intravenous administration is often preferred when a drug is not absorbed well by the gastrointestinal tract. It allows for faster and more reliable delivery of the medication, as it goes directly into the bloodstream.