Which Route of Administration Does Not Require Absorption?
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It is considered that intravascular administration (e.g. IV) does not involve absorption, and there is no loss of drug. The fastest route of absorption is inhalation, and not as mistakenly considered the intravenous administration.

Which route of administration eliminates the need for the drug to be absorbed?

*Intravenous administration bypasses the need for absorption from the gastrointestinal tract seen with oral administration, generally gives a very rapid onset and peak effect, and provides 100% availability of the drug in the bloodstream.

Which route of medication administration has the slowest rate of absorption?

Subcutaneous (SC)

The absoroption of subcutaneous injections is slower than that of IV route and it needs absorption similar to Intramuscular injection.

Robert Thorne

Robert Thorne

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.

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